CN112370382A - Moisturizing, repairing and whitening composition containing hemp seed oil and preparation method thereof - Google Patents

Abstract

The invention discloses a moisturizing, repairing and whitening composition containing hemp seed oil and a preparation method thereof, belonging to the field of skin care products. The components of the medicine comprise sodium hyaluronate, dipotassium glycyrrhizinate, allantoin, nicotinamide, panthenol, seaweed gel, hydrogenated lecithin, hemp seed oil, vitamin E and squalane. The preparation method comprises mixing, stirring, heating, maintaining temperature and filtering. The invention provides a moisturizing, repairing and whitening composition containing hemp seed oil, which can be added into masks, creams and water aqua to prepare various skin care products in different forms, wherein the hemp seed oil, dipotassium glycyrrhizinate, nicotinamide, sodium hyaluronate, panthenol and allantoin are contained in the composition and are matched with each other, so that the product has the beneficial effects of relieving, moisturizing, repairing, whitening, resisting bacteria, diminishing inflammation and the like on skin, is very mild and is suitable for sensitive skin.

Description

Moisturizing, repairing and whitening composition containing hemp seed oil and preparation method thereof

Technical Field

The invention relates to the technical field of skin care products, and particularly relates to a moisturizing, repairing and whitening composition containing hemp seed oil and a preparation method thereof.

Background

Hemp (Cannabis sativa L.) is a plant of Cannabis of Moraceae, and stem and bark fibers of its stem are long and tough, and can be used for weaving cloth or spinning thread; the seeds are called hemp seeds or hemp seeds, the oil content is 30 percent, most of the oil is unsaturated fatty acid, and the oil can be used as paint, coating, edible oil and the like; food grade hemp seed oil is similar in color to olive oil and tastes like sunflower oil.

Hemp seed oil has been listed in the national cosmetic material catalog and can be added as a cosmetic base material, but its development is still in its initial stage.

Disclosure of Invention

The invention provides a moisturizing, repairing and whitening composition containing hemp seed oil and a preparation method thereof.

The purpose of the invention is realized by the following technical scheme:

the moisturizing, repairing and whitening composition containing the hemp seed oil comprises the following components in parts by mass:

preferably, the composition comprises the following components in parts by mass:

the thickening agent is carbomer.

Preferably, the composition further comprises the following components in parts by mass:

and the mass part of the 1, 2-propylene glycol is 2-15.

The other purpose of the invention is realized by the following technical scheme:

a preparation method of a moisturizing, repairing and whitening composition containing hemp seed oil comprises the following steps:

(1) adding deionized water, 1, 2-propylene glycol, sodium hyaluronate, dipotassium glycyrrhizinate, thickening agent and hydrogenated lecithin into an emulsifying pot, uniformly stirring, then adding EDTA disodium, allantoin, panthenol, seaweed gel and nicotinamide, stirring while heating to more than or equal to 80 ℃, and keeping the temperature for later use;

(2) adding hemp seed oil, vitamin E and squalane, stirring, cooling to 45 deg.C or less, and adjusting pH to 5-7;

(3) and filtering and discharging.

Preferably, the method comprises the following steps:

(1) adding deionized water, 1, 2-propylene glycol, sodium hyaluronate, dipotassium glycyrrhizinate, thickening agent and hydrogenated lecithin into an emulsifying pot, uniformly stirring, then adding EDTA disodium, allantoin, panthenol, seaweed gel and nicotinamide, stirring while heating to more than or equal to 80 ℃, and keeping the temperature for later use;

(2) adding hemp seed oil, vitamin E and squalane into an emulsifying pot, continuously stirring, cooling to a temperature of less than or equal to 45 ℃, and adjusting the pH value to 5-7;

(3) preparing a raw material pot, adding 1, 2-propylene glycol and p-hydroxyacetophenone into the raw material pot, heating to more than or equal to 60 ℃, stirring for dissolving, cooling to less than or equal to 45 ℃, adding 1, 2-hexanediol and an aromatic agent, and uniformly stirring;

(4) the materials in the emulsifying pot and the materials in the raw material pot are uniformly mixed, filtered and discharged.

Preferably, in step (2), the pH is adjusted using triethanolamine.

The hemp seed oil contained in the invention has a plurality of nutrient substances, can effectively prevent skin inflammation, can treat skin damage, dryness and inflammation and help healing, and has good penetrating and absorbing capacity and no greasiness.

The sodium hyaluronate can effectively keep the skin moisture and prevent a series of discomfort caused by dryness.

Nicotinamide has skin whitening, antiinflammatory, and skin injury repairing effects.

The dipotassium glycyrrhizinate has antibacterial and antiinflammatory effects.

Panthenol has effects of diminishing inflammation of skin, promoting wound regeneration and wound healing, and has excellent water retention property to soften skin.

The hydrogenated lecithin has strong hydrophilicity and moisture retention, and is an excellent emulsifier for skin care.

The vitamin E can be used for external application to make skin have effects of resisting oxidation, delaying aging, reducing wrinkle, and reducing pigmentation.

The invention provides a moisturizing, repairing and whitening composition containing hemp seed oil, which can be added into masks, creams and water aqua to prepare various skin care products in different forms, wherein the hemp seed oil, dipotassium glycyrrhizinate, nicotinamide, sodium hyaluronate, panthenol and allantoin are contained in the composition and are matched with each other, so that the product has the beneficial effects of relieving, moisturizing, repairing, whitening, resisting bacteria, diminishing inflammation and the like on skin, is very mild and is suitable for sensitive skin.

Detailed Description

The following specific examples are provided to further illustrate the present invention so that those skilled in the art may better understand the invention and practice it, but the examples are not intended to limit the invention. Other various modifications, substitutions and alterations of the above-described structures of the present invention will occur to those skilled in the art without departing from the basic technical spirit of the invention as described herein.

Example one

The components were weighed in the proportions shown in Table 1 below

TABLE 1

The preparation method comprises the following steps:

(1) preparing a clean emulsifying pot, adding deionized water of the component A, stirring at a medium and low speed, pouring sodium hyaluronate, dipotassium glycyrrhizinate, carbomer and hydrogenated lecithin dispersed by 1.2-propylene glycol into the emulsifying pot, stirring at a speed of 15-25rpm, sequentially adding EDTA disodium, allantoin, panthenol, seaweed gel and nicotinamide, heating to 80 ℃, homogenizing at a speed of 2000rpm for 3min, and keeping the temperature for later use after homogenizing until no particles visible to naked eyes exist;

(2) adding B phase raw material, stirring at 15-25rpm, homogenizing at 2000rpm for 3min, stirring at 15-25rpm, cooling to 45 deg.C, adding triethanolamine, and adjusting pH to 5-7;

(3) preparing a small pot, weighing the D-phase 1.2-propylene glycol and the p-hydroxyacetophenone, heating to 60 ℃, uniformly dissolving, cooling to 45 ℃, adding 1.2-hexanediol, and keeping the speed of 15-25rpm and uniformly stirring;

(4) adding the D phase dissolved uniformly in advance into the emulsifying pot in the step (1), and uniformly stirring at 10-20 rpm;

(5) adding the E-phase raw material into an emulsifying pot in the step (1), and uniformly stirring at 10-20 rpm;

(6) filtering and discharging by using 400-mesh filter cloth to obtain the soothing, moisturizing, repairing and whitening mask liquid containing hemp seed oil;

(7) standing, and packaging into 25g tablets.

Example two

The components were weighed in the proportions shown in Table 2 below

TABLE 2

The preparation method is the same as the first embodiment.

EXAMPLE III

The components were weighed out in the proportions shown in Table 3 below

TABLE 3

The preparation method is the same as the first embodiment.

Example four

The components were weighed out in the proportions shown in Table 4 below

TABLE 4

The preparation method is the same as the first embodiment.

EXAMPLE five

The components were weighed out in the proportions shown in Table 5 below

TABLE 5

The same as in the first embodiment.

Testing of finished products

1. Sensory, physicochemical and hygienic detection

The finished product of example two was selected for correlation testing, and the results are shown in table 6 below.

TABLE 6

The using method comprises the following steps: filling each facial mask with a weight of 25g into a facial mask bag, sealing, cleaning skin, spreading a facial mask, applying on face, slightly adjusting to fit with skin, applying statically for 15-20 min, taking off the facial mask, and slightly massaging residual essence on face with finger abdomen until absorption, without cleaning.

2. And (3) safety testing:

to demonstrate the safety of the product, the following experiments were performed:

1) 30 female volunteers with age between 18 and 35 years, no pregnancy and no acute dermatitis are selected as testers.

2) Normal skin of the arm was selected as the experimental site.

3) Cleaning and wiping the skin of the part to be tested.

4) Removing the protective paper of the spot tester, putting the same amount of the products of the first embodiment and the second embodiment and a control sample plate into the spot tester, firmly and flatly sticking the spot tester containing a test object from bottom to top, lightly pressing the spot tester by a palm, discharging air, and sticking the four sides of the spot tester by medical adhesive tapes so as to better stick the spot tester to the skin and ensure accurate test effect.

5) And a result reading method comprises the following steps: and after 48 hours of application, the adhered spot tester is removed firstly, and in order to avoid the reaction possibly caused by the skin compression of the spot tester, the first interpretation is carried out after the spot tester is removed for at least 30 minutes, and the second interpretation is carried out after 48 hours of removal.

6) The results of the experiment are shown in Table 7.

TABLE 7

	Example one	Example two	Contrast (clean water)
				Low irritation (redness, slight itching)	0	0	0
Middle stimulation (red swelling, pruritus and pain)	0	0	0
				Strong irritation (skin pruritus, red swelling or local damage)	0	0	0
Without irritation (without red, swelling, itching)	30	30	30

As shown in the table above, the soothing, moisturizing, repairing and whitening mask liquid containing hemp seed oil is safe, mild and non-irritant.

3. And (3) testing the efficacy:

to demonstrate the efficacy of the products of the above examples, the following experiments were performed:

the test method comprises the following steps: the test subjects were divided into three groups (skin condition and kind of each group of test subjects were as similar or identical as possible), and the corresponding example one, example two and control group (normal moisturizing mask) were used for 1 month, respectively.

The using method comprises the following steps: the weight of each piece of the facial mask is 25g, the facial mask is canned into a facial mask bag and sealed, the facial mask is applied for 1 time after the skin is cleaned in the morning and evening every day, and then the effects of moistening, moisturizing, comfortable feeling, anti-allergy, anti-inflammation, whitening and brightening and skin smoothing of the facial masks in each group are examined.

Test objects: each group is 50 women, the age is 20-30, the body is healthy, no dermatosis and anaphylactic disease history exists, the skin is not sensitive, cosmetics can be used according to the standard, the evaluation work can be completed by matching with workers according to the requirements, and the cosmetic has certain expression capability and can truly reflect the feeling after use;

testing an instrument: VISA digital Skin analyzer (Callegari, USA), Skin tester Skin-SP (Canfield, Italy)

Test area: face (minimize smile lines, reflections, moles and hair areas).

The scoring criteria were: the test result is very satisfactory for 5 points (the improvement degree of the test result is more than 50 percent compared with the test result before the test), satisfactory for 3 points (the improvement degree of the test result is 20-50 percent compared with the test result before the test), generally 1 point (the improvement degree of the test result is 0-20 percent compared with the test result before the test), and unsatisfactory for 0 point (the test result is not improved any more than the test result before the test).

And (3) testing results: the average score results for each group of masks are shown in table 8 below:

TABLE 8

	Skin moisture increasingAdding	Smooth and even skin	Speckle reduction	Reduction of fine lines
					Example one	4.0	4.2	4.0	4.1
Example two	4.5	4.8	4.4	4.3
					Control group	2.5	2.3	2.0	2.2

The test result shows that: the skin condition of the subject using the control group was not significantly improved, but the skin stain, increase in moisture content of the skin, increase in skin elasticity, decrease in pores, increase in skin barrier, and the skin moisture increase, smoothness, speckle reduction, and fine line reduction scores of the subject using the first and second examples were significantly reduced by the instrumental test, and were higher than those of the control group.

Claims (7)

1. The moisturizing, repairing and whitening composition containing hemp seed oil is characterized by comprising the following components in parts by mass:

2. the moisturizing repair whitening composition containing hemp seed oil according to claim 1, characterized in that: comprises the following components in parts by mass:

3. the moisturizing repair whitening composition containing hemp seed oil according to claim 2, characterized in that: the thickening agent is carbomer.

4. The moisturizing repair whitening composition containing hemp seed oil according to claim 1, characterized in that: the composition also comprises the following components in parts by mass:

5. the method for preparing the moisturizing, repairing and whitening composition containing hemp seed oil according to any one of claims 1 to 4, comprising the steps of:

(1) adding deionized water, 1, 2-propylene glycol, sodium hyaluronate, dipotassium glycyrrhizinate, thickening agent and hydrogenated lecithin into an emulsifying pot, uniformly stirring, then adding EDTA disodium, allantoin, panthenol, seaweed gel and nicotinamide, stirring while heating to more than or equal to 80 ℃, and keeping the temperature for later use;

(2) adding hemp seed oil, vitamin E and squalane, stirring, cooling to 45 deg.C or less, and adjusting pH to 5-7;

(3) and filtering and discharging.

6. The method for preparing the moisturizing, repairing and whitening composition containing hemp seed oil according to claim 5, characterized in that: the method comprises the following steps:

(1) adding deionized water, 1, 2-propylene glycol, sodium hyaluronate, dipotassium glycyrrhizinate, thickening agent and hydrogenated lecithin into an emulsifying pot, uniformly stirring, then adding EDTA disodium, allantoin, panthenol, seaweed gel and nicotinamide, stirring while heating to more than or equal to 80 ℃, and keeping the temperature for later use;

(2) adding hemp seed oil, vitamin E and squalane into an emulsifying pot, continuously stirring, cooling to a temperature of less than or equal to 45 ℃, and adjusting the pH value to 5-7;

(3) preparing a raw material pot, adding 1, 2-propylene glycol and p-hydroxyacetophenone into the raw material pot, heating to more than or equal to 60 ℃, stirring for dissolving, cooling to less than or equal to 45 ℃, adding 1, 2-hexanediol and an aromatic agent, and uniformly stirring;

(4) the materials in the emulsifying pot and the materials in the raw material pot are uniformly mixed, filtered and discharged.

7. The method for preparing the moisturizing, repairing and whitening composition containing hemp seed oil according to claim 5 or 6, characterized in that: in step (2), the pH is adjusted using triethanolamine.