CN104489674B - A kind of composition and its preparation for alleviating exercise induced fatigue - Google Patents

A kind of composition and its preparation for alleviating exercise induced fatigue Download PDF

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CN104489674B
CN104489674B CN201410784188.3A CN201410784188A CN104489674B CN 104489674 B CN104489674 B CN 104489674B CN 201410784188 A CN201410784188 A CN 201410784188A CN 104489674 B CN104489674 B CN 104489674B
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eucommia leaf
leaf extract
composition
american ginseng
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CN104489674A (en
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徐月
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Beijing Competitor Sports Technology Co Ltd
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Beijing Competitor Sports Technology Co Ltd
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    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23VINDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
    • A23V2002/00Food compositions, function of food ingredients or processes for food or foodstuffs

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Abstract

The present invention relates to a kind of composition and its preparation for alleviating exercise induced fatigue, the composition includes the following each component of weight portion:20~90 parts of eucommia leaf extract, 10~60 parts of American Ginseng.The beneficial effect of composition of the invention is:Eucommia leaf extract Content of Chlorogenic Acid is more than or equal to 25%, and chlorogenic acid has good removing free radical, antioxidation, and its antifatigue mechanism is relevant with its inoxidizability;American Ginseng contains American ginseng saponin in said composition, and its content is more than or equal to 8%.Both eucommia leaf extract and American Ginseng compatibility, can effectively reduce postexercise heart rate and blood lactase acid level, so as to play antifatigue effect;Product prepared by the present invention is easy to carry, simply eaten.Extraction and dried process of the natural plant component by science, make this product after packaging be easy to carry about with one.This product can various ways eat, and method is simple.

Description

A kind of composition and its preparation for alleviating exercise induced fatigue
Technical field
The invention belongs to field of health care food, it is related to a kind of composition and its preparation for alleviating exercise induced fatigue.
Background technology
Exercise induced fatigue refers to that its function can not be maintained at a certain specified level and/or can not remain a certain predetermined by body Exercise intensity.During sportsman carries out training, when training strength and training burden are constantly close to human body limit water Usually, body just easily produces fatigue.The fatigue of appropriateness is temporary transient, is the effective stimulus for improving body movement ability, and can Eliminated with by means such as nutrition, sleeps.And if degree of fatigue is too deep or fails to be recovered in time, gradually accumulating, Jiu Huizao Into body fatigue.This performance that can not only influence sportsman's technology and the raising of sports level, also can be to the body of sportsman Body health causes high risks, such as metabolic disorder, endocrinopathy, immunity reduction, neurasthenia.Therefore, only actively The mechanism of exercise induced fatigue is inquired into, and finds safely and effectively prophylactico-therapeutic measures, sportsman could be helped to eliminate motility tired Labor, promotion is healthy, so as to improve sports achievement.
Lactic acid is that, in human body strenuous exercise, oxygen supply is not enough, and sugar is generated by series reaction, is that glycolysis is supplied The final product of energy.Blood lactase acid is that glycogen is produced by glycolysis energy supply in skeletal muscle.It is tired that the accumulation of lactic acid produces human body Labor, causes locomitivity to decline.Bulk deposition can suppress the normal activity of myoneural to lactic acid in vivo, and muscle can occur quickly Fatigue.
In the common fatigue-relieving health products of existing market, products material composition is more single, and excessively emphasizes product Curative effect, and ignore absorption and the food-safety problem of human body, it is impossible to fully meet the demand of various people.And some Chinese medicines, Effect with blood lactase acid level after good raising endurance, reduction motion, can effectively alleviate sports fatigue.Therefore, by Chinese medicine Combined with traditional anti-fatigue nutrient condition, there is provided a kind of multi-faceted anti-Fatigue Composition has practical significance.At present, there is not yet Shared to eucommia leaf extract and American Ginseng both active components, and the related report in terms of alleviate exercise induced fatigue Road.
The content of the invention
The first object of the present invention is to provide a kind of composition for alleviating exercise induced fatigue, can effectively alleviate due to motion And the fatigue for producing.
The composition for alleviating exercise induced fatigue of the present invention, including the following each component of weight portion:Eucommia leaf extract 20~90 parts, 10~60 parts of American Ginseng.
Preferably, the composition includes the following each component of weight portion:30~60 parts of the eucommia leaf extract, the West 20~50 parts of ginseng.
In above-mentioned composition,
Weight portion of the present invention can be unit of weight known to the field of medicaments such as μ g, mg, g, kg.
In the present invention, the eucommia leaf extract Content of Chlorogenic Acid is more than or equal to 25%.
American Ginseng of the present invention is used as medicine with former powder, former powder can use commercially available product, or purchase medicinal material crushed, mistake Sieve and obtain.
Eucommia leaf extract of the present invention can use commercially available product, or be obtained by conventional method extraction, in order that this The effect of the composition of invention more preferably, is more beneficial for fatigue-relieving.Eucommia leaf extract of the present invention is preferably by with lower section Method is obtained:
1) folium cortex eucommiae is obtained into Eucommia Leaf Powder after dried, crushed, crosses 50~100 mesh sieves, by the solid volume ratio (4~6) of liquid:1 Petroleum ether is added to extract 0.5~1.5h of ultrasonic wave extraction after 10~14 h, filtering, filter residue repeats to extract once, merging filtrate;
2) take step 1) gained filter residue by liquid consolidate volume ratio (8~12):1 adds the alcohol steep of volume fraction 40%~60% 0.5~1.5h of ultrasonic wave extraction after overnight, filtering, filter residue is repeated to extract twice, merging filtrate;
3) under the conditions of 50~70 DEG C, 0.05~0.10MPa be concentrated under reduced pressure step 1) and step 2) gained filtrate to do, 20~40 DEG C, be vacuum dried into powder under 0.5~1.5 vacuum degree condition, obtain final product the eucommia leaf extract.
It is highly preferred that the eucommia leaf extract is obtained by the following method:
1) folium cortex eucommiae is obtained into Eucommia Leaf Powder after dried, crushed, crosses 80 mesh sieves, by the solid volume ratio 5 of liquid:1 adds petroleum ether Ultrasonic wave extraction 1h after extraction 12h, filtering, filter residue repeats to extract once, merging filtrate;
2) take step 1) gained filter residue by liquid consolidate volume ratio 10:1 adds the alcohol steep of volume fraction 50% overnight rear ultrasound Ripple extracts 1h, filtering, and filter residue is repeated to extract twice, merging filtrate;
3) be concentrated under reduced pressure step 1 under the conditions of 60 DEG C, 0.09MPa) and step 2) gained filtrate to dry, 30 DEG C, 1 very Powder is vacuum dried under the conditions of reciprocal of duty cycle, the eucommia leaf extract is obtained final product.
Another object of the present invention is to provide the preparation containing above-mentioned composition, and the preparation includes the composition and pharmacy Upper acceptable carrier or diluent.
The pharmaceutically acceptable carrier or diluent are selected from xylitol, D-sorbite, isomalt, different malt Ketose, mannitol, ethanol, microcrystalline cellulose, lactose, HPMC, soybean oil, starch, white granulated sugar or magnesium stearate In one or more.
The pharmaceutically acceptable carrier or diluent are preferably starch, lactose, magnesium stearate, white granulated sugar and different malt One or more in ketose.
Preparation of the present invention is preferably solid pharmaceutical preparation;The solid pharmaceutical preparation is tablet, capsule, pulvis or soft capsule.
As preferred scheme, preparation of the present invention, including following each component by weight:Folium cortex eucommiae is extracted 20~90 parts of thing, 20~60 parts of American Ginseng, 50~200 parts of lactose, 43.6~57.2 parts of microcrystalline cellulose, magnesium stearate 2.8~ 6.4 parts.Using the preparation of above-mentioned preferred scheme, easily it is absorbed by the body, drug effect release is fast.
Used as preferred scheme, the preparation includes following each component by weight:Eucommia leaf extract 90 Part, 60 parts of American Ginseng, 200 parts of lactose, 43.6 parts of microcrystalline cellulose, 6.4 parts of magnesium stearate.
The present invention also provides the composition or described preparation answering in the health products for alleviating exercise induced fatigue are prepared With.
The beneficial effect of composition of the invention is:
1st, eucommia leaf extract Content of Chlorogenic Acid is more than or equal to 25%, and chlorogenic acid has good removing free radical, resists Oxidation, its antifatigue mechanism is relevant with its inoxidizability;American Ginseng contains American ginseng saponin in said composition, and its content is more than Equal to 8%.Both eucommia leaf extract and American Ginseng compatibility, can effectively reduce postexercise heart rate and blood lactase acid level level, So as to play antifatigue effect.
2nd, the product that prepared by the present invention is easy to carry, simply eaten.Natural plant component is by the extraction of science and dry Dry treatment, makes the product after packaging be easy to carry about with one.The present invention can various ways eat, and method is simple.
Specific embodiment
Following examples are used to illustrate the present invention, but are not limited to the scope of the present invention.If not specializing, embodiment In the conventional meanses that are well known to those skilled in the art of technological means used, it is raw materials used to be commercial goods.
For the buying producer of eucommia leaf extract, American Ginseng be in order to further illustrate realizability of the invention, but It is that should not be taken to limit the scope of the present invention.
Raw material of the present invention:Eucommia leaf extract is purchased from Changsha Shang He bio tech ltd, is containing weight/mass percentage composition 35% chlorogenic acid;American Ginseng is purchased from Jilin Hongjiu Biotech Co., Ltd., is 10% containing weight/mass percentage composition American ginseng total saponins.The raw material of purchase can also be the product of other conventional specifications, and the specification effect limited with the present invention is more preferable.
American Ginseng described in the embodiment of the present invention is used as medicine with former powder, and former powder can use commercially available product, or purchase medicinal material to enter Row is crushed, sieves and obtain.
Eucommia leaf extract of the present invention can use commercially available product, or be obtained by conventional method extraction, in order that this The effect of the composition of invention more preferably, is more beneficial for fatigue-relieving.Eucommia leaf extract of the present invention is preferably by with lower section Method is obtained and is:
1) folium cortex eucommiae is obtained into Eucommia Leaf Powder after dried, crushed, crosses 80 mesh sieves, by the solid volume ratio 5 of liquid:1 adds petroleum ether The h of ultrasonic wave extraction 1 after 12 h is extracted, is filtered, filter residue repeats to extract once, merging filtrate;
2) take step 1) gained filter residue by liquid consolidate volume ratio 10:1 adds the alcohol steep of volume fraction 50% overnight rear ultrasound Ripple extracts 1h, filtering, and filter residue is repeated to extract twice, merging filtrate;
3) be concentrated under reduced pressure step 1 under the conditions of 60 DEG C, 0.09MPa) and step 2) gained filtrate to dry, 30 DEG C, 1 very Powder is vacuum dried under the conditions of reciprocal of duty cycle, the eucommia leaf extract is obtained final product.
The extracting method of above-mentioned folium cortex eucommiae is optimal scheme, in the specific implementation, the technological parameter of each step according to Need, can be adjusted according to the preferred scheme of the extracting method of folium cortex eucommiae in the content of the invention.
Embodiment 1:Capsule
1st, the present embodiment prescription:Eucommia leaf extract 600g, American Ginseng 400g, prepare 2000,0.5g/.
2nd, preparation method:
1) eucommia leaf extract, American Ginseng are weighed according to formula, 40 mesh sieves is crossed respectively, it is standby;
2) above-mentioned former, auxiliary material is well mixed by the equivalent method of progressively increasing, is poured into capsule filling mould, filling capsule, polishing, Packing.
3rd, specification:300mg containing eucommia leaf extract, American Ginseng 200mg in every capsule.
4th, taking dose:Oral 3 times, every time 2 daily.
Embodiment 2:Pulvis
1st, the present embodiment prescription:Eucommia leaf extract 8000g, American Ginseng 1500g, white granulated sugar 9000g, isomaltoketose 1500g, prepares 2000 bags, 10g/ bags.
2nd, preparation method:
1) eucommia leaf extract, American Ginseng, white granulated sugar and isomaltoketose are weighed according to prescription, 40 mesh sieves is crossed respectively, it is standby With;
2) above-mentioned former, auxiliary material is well mixed by the equivalent method of progressively increasing, is dispensed.
3rd, specification:Every bag of 4g containing eucommia leaf extract, American Ginseng 750mg.
4th, instructions of taking:Take 3 times, every time 1 bag daily.
Embodiment 3:Tablet
1st, the present embodiment prescription:It is eucommia leaf extract 200g, American Ginseng 600g, lactose 600g, microcrystalline cellulose 572g, hard Fatty acid magnesium 28g, prepares 2500,0.8g/ pieces.
2nd, preparation method:
Each composition is weighed respectively, and above-mentioned former, auxiliary material (composition in addition to magnesium stearate) is then progressively increased into method mixing by equivalent It is even, using water as adhesive, softwood processed;Particle is made in oscillating granulator by above-mentioned softwood through 14 eye mesh screens, by particle Insert in multi-functional boiling drier, in 50 DEG C of fluidized dryings about 40 minutes, control pellet moisture 5%, whole grain, then Magnesium stearate is added in grain, total mixed, compressing tablet, packing;
3rd, specification:Every 80mg containing eucommia leaf extract, American Ginseng 240mg.
4th, taking dose:Three times a day, 2 are each taken.
Embodiment 4:Tablet
1st, the present embodiment prescription:Eucommia leaf extract 900g, American Ginseng 600g, lactose 2000g, microcrystalline cellulose 436g, Magnesium stearate 64g, prepares 5000,0.8g/ pieces.
2nd, preparation method:
Each composition is weighed respectively, and above-mentioned former, auxiliary material (composition in addition to magnesium stearate) is then progressively increased into method mixing by equivalent It is even, using water as adhesive, softwood processed;Particle is made in oscillating granulator by above-mentioned softwood through 14 eye mesh screens, by particle Insert in multi-functional boiling drier, in 50 DEG C of fluidized dryings about 40 minutes, control pellet moisture 5%, whole grain, then Magnesium stearate is added in grain, total mixed, compressing tablet, packing;
3rd, specification:Every 180mg containing eucommia leaf extract, American Ginseng 120mg.
4th, taking dose:Three times a day, 2 are each taken.
Embodiment 5:Tablet
1st, the present embodiment prescription:It is eucommia leaf extract 800g, American Ginseng 200g, lactose 500g, microcrystalline cellulose 436g, hard Fatty acid magnesium 64g, prepares 2500,0.8g/ pieces.
2nd, preparation method:
Each composition is weighed respectively, and above-mentioned former, auxiliary material (composition in addition to magnesium stearate) is then progressively increased into method mixing by equivalent It is even, using 1.2kg water as adhesive, softwood processed;Particle is made in oscillating granulator by above-mentioned softwood through 14 eye mesh screens, will Particle is inserted in multi-functional boiling drier, in 50 DEG C of fluidized dryings about 40 minutes, control pellet moisture 5%, whole grain, then Magnesium stearate is added in particle, total mixed, compressing tablet, packing;
3rd, specification:Every 320mg containing eucommia leaf extract, American Ginseng 80mg.
4th, taking dose:Daily 2 times, each take 2.
Embodiment 6:Capsule
The present embodiment is differed only in embodiment 1:Eucommia leaf extract 900g, American Ginseng 100g.
Embodiment 7:Tablet
The present embodiment is differed only in embodiment 3:Eucommia leaf extract 600g, American Ginseng 200g.
Embodiment 8:Tablet
The present embodiment is differed only in embodiment 5:Eucommia leaf extract 600g, American Ginseng 400g.
Embodiment 9:Tablet
The present embodiment is differed only in embodiment 5:Eucommia leaf extract 375g, American Ginseng 625g.
Embodiment 10:Tablet
The present embodiment is differed only in embodiment 5:Eucommia leaf extract 500g, American Ginseng 500g.
Experimental example 1:Experiment on probation
1st, experimental subjects
With certain sport university 64 man's track riders (average age 18.5 ± 0.67 years old) as research object.
2nd, experiment packet
Packet:64 subjects are randomly divided into 8 groups,
Negative control group (N=8):Starch capsule is taken as placebo, is taken daily 3 times, every time 2;
Positive controls 1:Take eucommia leaf extract tablet (tablet composition with preparation method with reference to embodiment 5, its Difference with embodiment 5 is:Without American Ginseng, the weight of eucommia ulmoides extracts is adjusted to 1250g, and every is extracted containing folium cortex eucommiae Thing 500mg), take daily 2 times, 2 tablets once;
Positive controls 2:Take Western ginseng tablet (tablet composition with preparation method with reference to embodiment 5, itself and implementation The difference of example 5 is:Without eucommia ulmoides extracts, the weight of American Ginseng is adjusted to 1250g, and every contains American Ginseng 500mg) daily Take 2 times, 2 tablets once;
Positive controls 3 take the product of embodiment 1 in disclosed patent of invention CN104127577A, are to be extracted containing matrimony vine The capsule of thing, Ganodenna Lucidum P.E and American Ginseng.Wherein, the weight of each bulk drug is in every capsule:Fructus lycii P.E 200mg, Ganodenna Lucidum P.E 80mg, American Ginseng 170mg, 4/day;
Experimental group 1:Take composition tablet group of the invention (embodiment 3, every 80mg containing eucommia leaf extract, the West Ginseng 240mg), take daily 3 times, 2 tablets once;
Experimental group 2:Take composition tablet group of the invention (embodiment 4, every 180mg containing eucommia leaf extract, the West Ginseng 120mg), take daily 3 times, 2 tablets once;
Experimental group 3:Take composition tablet group of the invention (embodiment 5, every 320mg containing eucommia leaf extract, the West Ginseng 80mg) take 2 times daily, 2 tablets once;
Experimental group 4:Take composition tablet group of the invention (embodiment 8, every 240mg containing eucommia leaf extract, the West Ginseng 160mg), take daily 2 times, 2 tablets once;
Continuously take 4 weeks.Prohibit during whole experiment and take other antifatigue food and medicine.
3rd, experimental technique
It is required that subject comes venous blood when laboratory takes peace and quiet on an empty stomach before the test, carried out before motion exercise load ( Moved on Monark power meters), first limber up 1min (0 load) is then started to pedal with 50W power, is progressively incremented by negative Lotus, reaches 70%Hrmax (determined by trial test and drawn) for 3 minutes or so, is not hereafter further added by load, continues 60 points to pedal Clock.Centre of motion rate is monitored using Polar tables.The temperature and humidity of Control release room.Subject after 4 weeks nutriment are taken, Tested again.
4th, index and method
Test index:Ear blood is taken within the 3rd, 9,15 minutes after immediate postexercise, motion survey lactic acid.After immediate postexercise, motion Measurement in 3rd minute recovers heart rate.
Method of testing:Blood lactase acid is determined using YSI1500SPORT LACTATE ANALYZER, and method is Enzyme Electrode.
5th, result statistics
Data processing uses SPSS13.0 softwares, and all data are represented with means standard deviation, using variance and pairing T The method of inspection.
6th, experimental result
The comparing of 6.1 blood lactate concentrations:The results are shown in Table 1
Table 1:Blood lactate concentration change (mmol/l) after each group motion
Compared with negative control group, #p<0.05;##p<0.01;Compared with positive controls, * p<0.05;**p<0.01.
Find out from the result of table 1:
Immediate postexercise, the blood lactate concentration of positive controls is less than negative control group, but does not produce conspicuousness poor It is different;And experimental group blood lactate concentration conspicuousness reduction compared with negative control group, and experimental group blood lactase acid be substantially less than it is positive right According to group (p<0.05);The blood lactate concentration of positive controls 3 is less than negative control group and positive controls 1,2, and is higher than each experiment Group, but there was no significant difference;
Motion terminates rear 3min, and each group blood lactase acid reaches maximum, and positive controls are substantially less than negative control group (p< 0.05);Experimental group has different degrees of reduction (p < 0.05, p compared with negative control group<0.01), experimental group is right with the positive Compared according to group, blood lactate concentration conspicuousness reduction (p<0.05), the blood lactase acid of experimental group 2 is less than other experimental groups;
Motion terminates rear 9min, and compared with negative control group, blood lactate concentration has reduction trend but without aobvious to positive controls Write sex differernce;Compared with negative control group, blood lactate concentration conspicuousness reduces (p to experimental group<0.05), wherein experimental group 2 extremely shows Write and be less than negative control group (p < 0.01), and substantially less than positive controls (p < 0.05), experimental group 1,3,4 is less than positive right According to group but there was no significant difference;
Motion terminates rear 15min, and negative control group, positive controls and experimental group return to level during peace and quiet.
Lactic acid is the acidic metabolite that energy substance anaerobic metabolism is obtained in vivo in motion process, a large amount of acidic materials products It is tired, cause muscle, the swollen and metal fatigue of joint acid.The composition of present invention offer is provided, internal blood lactase acid is helped speed up Removing speed, improves stamina of speed level, and effect is better than exclusive use eucommia ulmoides extracts or American Ginseng.
Recover within 3 minutes the comparing of heart rate after 6.2 immediate postexercises and end:The results are shown in Table 2
Table 2:The heart rate (beat/min) recovered for 3 minutes after immediate postexercise and end
Packet Immediate postexercise Motion terminates rear 3min
Negative control group 142.88±1.28 125.68±1.62
Positive controls 1 138.45±0.87 121.26±0.58
Positive controls 2 139.22±1.23 120.67±1.83
Positive controls 3 136.52±1.35 119.64±1.72
Experimental group 1
Experimental group 2
Experimental group 3
Experimental group 4
Compared with negative control group, #p<0.05;##p<0.01;Compared with positive controls, * p < 0.05, * * p < 0.01。
As can be seen from Table 2:
Immediate postexercise, positive controls heart rate is less than negative control group, but there was no significant difference;Experiment 1-4 Each group heart rate is less than negative control group, and the wherein pole of experimental group 2 is substantially less than negative control group (p<0.01), experimental group 1, 3rd, 4 it is substantially less than negative control group (p < 0.05);Experimental group is less than positive controls, but there was no significant difference.
Motion terminates rear 3min, and each group heart rate is in reduction trend, and positive controls are less than negative control group but without significantly Sex differernce;Experimental group 1,3,4 is substantially less than negative control group (p < 0.05), and the pole of experimental group 2 is substantially less than negative control group (P< 0.01);Experimental group 2 is substantially less than positive controls (p < 0.05).
Heart rate resume speed is fast, shows that experimental group subject motion endurance is good, and locomitivity is strong.It can therefore be seen that real The antifatigue effect for testing group subject is better than negative control group and positive controls.The antifatigue effect of the composition of experimental group 2 It is really best.
Equally, other embodiment of the present invention or compatibility are tested, effect is similar with experimental group 1-4.
3rd, conclusion
From the point of view of whole experiment process, the composition that the present invention is provided has accelerates subject's blood lactase acid resume speed, Heart rate recovers also fast effect, and these are all advantageous for extending the key factor of exercise tolerance, and then improve locomitivity, have Synergistic function.
Although above the present invention is described in detail with a general description of the specific embodiments, On the basis of the present invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Cause This, these modifications or improvements, belong to the scope of protection of present invention without departing from theon the basis of the spirit of the present invention.

Claims (9)

1. it is a kind of alleviate exercise induced fatigue composition, it is characterised in that:It is made up of the component of following weight portion:Folium cortex eucommiae is extracted 20~90 parts of thing, 10~60 parts of American Ginseng;The eucommia leaf extract Content of Chlorogenic Acid is more than or equal to 25%.
2. composition according to claim 1, it is characterised in that:It is made up of the component of following weight portion:Folium cortex eucommiae is extracted 30~60 parts of thing, 20~50 parts of American Ginseng.
3. composition according to claim 1 and 2, it is characterised in that:The eucommia leaf extract is obtained by the following method Arrive:
1) folium cortex eucommiae is obtained into Eucommia Leaf Powder after dried, crushed, crosses 50~100 mesh sieves, by the solid volume ratio (4~6) of liquid:1 adds Petroleum ether extracts 0.5~1.5h of ultrasonic wave extraction after 10~14h, filtering, and filter residue repeats to extract once, merging filtrate;
2) take step 1) gained filter residue by liquid consolidate volume ratio (8~12):1 adds the alcohol steep of volume fraction 40%~60% overnight 0.5~1.5h of ultrasonic wave extraction, is filtered afterwards, and filter residue is repeated to extract twice, merging filtrate;
3) be concentrated under reduced pressure step 1 under the conditions of 50~70 DEG C, 0.05~0.10MPa) and step 2) gained filtrate to doing, 20~ 40 DEG C, be vacuum dried into powder under 0.5~1.5 vacuum degree condition, obtain final product the eucommia leaf extract.
4. composition according to claim 3, it is characterised in that:The eucommia leaf extract is obtained by the following method:
1) folium cortex eucommiae is obtained into Eucommia Leaf Powder after dried, crushed, crosses 80 mesh sieves, by the solid volume ratio 5 of liquid:1 adds petroleum ether extraction Ultrasonic wave extraction 1h after 12h, filtering, filter residue repeats to extract once, merging filtrate;
2) take step 1) gained filter residue by liquid consolidate volume ratio 10:Overnight rear ultrasonic wave is carried 1 addition volume fraction 50% alcohol steep 1h is taken, is filtered, filter residue is repeated to extract twice, merging filtrate;
3) under the conditions of 60 DEG C, 0.09MPa be concentrated under reduced pressure step 1) and step 2) gained filtrate to do, in 30 DEG C, 1 vacuum Under the conditions of be vacuum dried into powder, obtain final product the eucommia leaf extract.
5. a kind of preparation, it is characterised in that the active component of the preparation is the combination any one of claim 1-4 Thing, the preparation also includes pharmaceutically acceptable carrier or diluent.
6. preparation according to claim 5, it is characterised in that:The pharmaceutically acceptable carrier or diluent are selected from wood Sugar alcohol, D-sorbite, isomalt, isomaltoketose, mannitol, ethanol, microcrystalline cellulose, lactose, hydroxypropyl are fine One or more in dimension element, soybean oil, starch, white granulated sugar or magnesium stearate.
7. preparation according to claim 6, it is characterised in that:Including following each component by weight:Folium cortex eucommiae 20~90 parts of extract, 20~60 parts of American Ginseng, 50~200 parts of lactose, 43.6~57.2 parts of microcrystalline cellulose, magnesium stearate 2.8~6.4 parts.
8. preparation according to claim 7, it is characterised in that:The preparation includes following each group by weight Point:90 parts of eucommia leaf extract, 60 parts of American Ginseng, 200 parts of lactose, 43.6 parts of microcrystalline cellulose, 6.4 parts of magnesium stearate.
9. composition any one of claim 1-4 or the preparation any one of claim 5-8 are preparing alleviation Application in the health products of exercise induced fatigue.
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CN110193034A (en) * 2019-05-06 2019-09-03 普正药业集团股份有限公司 A kind of eucommia leaf extract and its application in alleviation physical fatigue product
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