A kind of spiny grape seed extract preparation and preparation method thereof
Technical field
The present invention relates to a kind of spiny grape seed extract preparation and preparation method thereof, especially relating to a kind of is spiny grape seed extract preparation of primary raw material making and preparation method thereof with seed of Radix vitis romanetii oil and spiny grape seed extract.
Background technology
Vitis davidi (Vitis davidii Fo x.) is a kind under the population of Vitis East Asia, is distributed widely in ground such as Shaanxi, Gansu, Central China, south China and southwest.The Vitis davidi seed accounts for the 4-6% of fruit fresh weight, the oils and fats that contains 14%-17% in the seed, the composition of seed of Radix vitis romanetii oil mainly is a unsaturated fatty acid, wherein linoleic acid content is up to 82.3%, linoleic acid belongs to polyunsaturated fatty acid, can promote cholesterol metabolism, prevents that lipid is in liver and arterial wall deposition, and can improve serum middle-high density lipoprotein content, blood fat reducing there is certain effect.Spiny grape seed extract contains natural polyphenol class materials such as procyanidin, oleanolic acid, flavonoid, has extremely strong antioxidant activity, is a kind of good radical scavenger and lipid peroxidation inhibitor.Therefore, be that the preparations such as capsule of raw material production quite get consumer reception on market with Oleum Vitis viniferae or Semen Vitis viniferae extract.But present grape seed preparation exists effective active component more single, the easy oxidation of product, and the destroyed or loss of Oleum Vitis viniferae effective ingredient, effect is owed shortcomings such as ideal.As: Chinese invention patent 01128126.X discloses a kind of grape seed preparation and extracting method thereof, and the effective active composition of its grape seed preparation is exactly an Oleum Vitis viniferae; And the mechanical expression method is adopted in the extraction of Oleum Vitis viniferae, extracts the temperature height, and adds organic solvent in the leaching process, the leaching process complexity.
Summary of the invention
The objective of the invention is to overcome that existing grape seed preparation effective active composition is more single, the easy oxidation of product, effect owe defectives such as ideal, provide a kind of effective active composition more comprehensive, be difficult for oxidation, effective active composition height, more significant spiny grape seed extract preparation of effect and preparation method thereof.
The objective of the invention is to be achieved through the following technical solutions.
The weight proportion of each effective active component of the present invention's spiny grape seed extract preparation is: seed of Radix vitis romanetii oil microcapsule powder 60-70wt%, spiny grape seed extract 10-20wt%, lecithin 10-15wt%, vitamin E 1-5wt%.
Preparation method may further comprise the steps: (1) adopts supercritical CO
2Abstraction technique extracts seed of Radix vitis romanetii oil and spiny grape seed extract from seed of Radix vitis romanetii, because whole leaching process carries out in closed system, the operating condition gentleness, leaching process is simple, the product effective ingredient that is extracted destroys few, can realize that full constituent extracts, effective ingredient is active high, and the product organic solvent-free is residual; (2) the seed of Radix vitis romanetii oil that extracts being carried out micro encapsulation handles: the wall material adopts 1: 1 soybean protein isolate and maltodextrin, the proportioning of core and wall material is 1: 1.5, the feed liquid total solids content is 25%, homogenizing is handled under high pressure homogenizer 30MPa-35MPa pressure, 180 ℃ of spray drying inlet temperature, 80 ℃ of leaving air temps, the seed of Radix vitis romanetii oil microcapsule that makes is Powdered; (3) take by weighing each composition weight, mix homogeneously by preset blending ratio.
The present invention's spiny grape seed extract preparation, available known method is made various dosage forms such as capsule, tablet.
The present invention's spiny grape seed extract preparation is a main component with seed of Radix vitis romanetii oil and spiny grape seed extract, by adding auxiliary elements such as lecithin, vitamin E, makes the various ingredients synergism, has improved effect; Wherein seed of Radix vitis romanetii oil adopts micro-encapsulation technology to handle, and can not only prevent Oxidation of Fat and Oils, and it is Powdered that oils and fats is formed, and stores convenient.
Clinical test results shows that the present invention's Vitis davidi extract formulation can effectively reduce T-CHOL in the serum, content of triglyceride, improves serum middle-high density lipoprotein cholesterol content, has tangible blood fat reducing function.
Vitis davidi extract formulation antioxidant effect is obvious, can improve serum superoxide dismutases, glutathione peroxidase activity and Total antioxidant capacity.
The specific embodiment
The invention will be further described below in conjunction with embodiment.
Embodiment 1
The present embodiment spiny grape seed extract preparation contains effective active component seed of Radix vitis romanetii oil microcapsule powder 60wt%, seed of Radix vitis romanetii procyanidin 20wt%, lecithin 18wt%, vitamin E 2wt%.
Preparation method: preparation method may further comprise the steps: (1) uses supercritical CO
2Abstraction technique extracts seed of Radix vitis romanetii oil and spiny grape seed extract from seed of Radix vitis romanetii (after testing, the seed of Radix vitis romanetii oil that is extracted contains linoleic acid 82.32wt%, Ethyl linoleate 5.39wt%, Palmic acid 3.26wt%, stearic acid 9.03wt%; Semen Vitis viniferae extract contains procyanidin etc. more than polyphenols>90wt%); (2) the seed of Radix vitis romanetii oil that extracts being carried out micro encapsulation handles: the wall material adopts 1: 1 soybean protein isolate and maltodextrin, the proportioning of core and wall material is 1: 1.5, the feed liquid total solids content is 25%, homogenizing is handled under high pressure homogenizer 30MPa pressure, spray drying, 180 ℃ of inlet temperature, 80 ℃ of leaving air temps make seed of Radix vitis romanetii oil microcapsule powder; (3) take by weighing seed of Radix vitis romanetii oil microcapsule powder 600g, add spiny grape seed extract 200g, lecithin 180g, vitamin E 20g, mix homogeneously is made 1000 of capsules with known method.Every contains unsaturated fatty acid 〉=200mg, polyphenols>180mg such as procyanidin.
Present embodiment product clinical test results:
(1) case alternative
According to the whole nation in 1997 " dyslipidemia control suggestion " standard: T-CHOL (TC) 〉=5.72mmol/L, triglyceride (TG) 〉=1.7mmol/L, highdensity lipoprotein-cholesterol (HDL-C)≤0.91mmol/L, LDL-C (LDL-C) 〉=3.64mmol/L, unusual person more than 1 or 1 wherein is promptly as study subject.Adopt placebo, the patient is divided into test group and matched group.
(2) treatment and observational technique
The oral Vitis davidi extract capsule of test group patient, each 2, every day is early, middle and late after meal respectively once, and observing the course of treatment is 60 days.Matched group patient oral placebo, every capsules outward appearance and curative are in full accord, instructions about how to take medicine and observe the course of treatment with the treatment group.
(3) curative effect determinate standard
Judge by " new Chinese medicine clinical research guideline " that Ministry of Health of the People's Republic of China issued in 1993.Produce effects: TC descends 〉=15%; TG descends 〉=30%; HDL-C 〉=0.26mmol/L; Effectively: TC descends 10%~14%; TG descends 10%~29%; HDL-C 0.156~the 0.26mmol/L that raises; Invalid: every index does not all reach effective standard.
(4) result
Blood Lipid (seeing Table 1) before and after two groups of treatments
Table 1 Vitis davidi extract capsule blood fat reducing clinical efficacy
| The example number | Produce effects example number | Obvious effective rate (%) | Total effective routine number | Total effective rate (%) |
T-CHOL | Test group | 58 | 17 | 29.31 | 37 | 63.79 |
Matched group | 50 | 7 | 14.00 | 8 | 16.00 |
Triglyceride | Test group | 58 | 8 | 13.79 | 19 | 32.78 |
Matched group | 50 | 4 | 8.00 | 9 | 18.00 |
HDL-C | Test group | 58 | 11 | 18.97 | 23 | 39.66
* |
Matched group | 50 | 3 | 9.09 | 9 | 22.73 |
It is 63.79% that the T-CHOL total effective rate falls in the treatment group, compares (16.00%) difference with matched group and reaches utmost point significant level (P<0.01), illustrates that the Vitis davidi extract capsule can obviously reduce total cholesterol level in the serum.
(5) side effect and untoward reaction: tangible untoward reaction does not appear in the patient in treatment, blood, urine, just conventional, and hepatic and renal function is all no abnormal.
Embodiment 2
The present embodiment spiny grape seed extract preparation contains effective active component seed of Radix vitis romanetii oil microcapsule 65wt%, spiny grape seed extract 15wt%, lecithin 17wt%, vitamin E 3wt%.
Preparation method: homogenization pressure 35MPa, surplus with embodiment 1.
Embodiment 3
The present embodiment spiny grape seed extract preparation contains effective active component seed of Radix vitis romanetii oil microcapsule 70wt%, spiny grape seed extract 10wt%, lecithin 15wt%, vitamin E 5wt%.
Preparation method: with embodiment 1.
Embodiment 2,3 products have curative effect similar to Example 1.