Everyone knows about the benefits of fatty acids. They are contained, for the most part, in animal organisms and synthesized under the action of special enzymes. Stearic acid is the most common compound and is a component of many oils, both for food and cosmetic products.
Properties of stearic acid
Basically, the substance in question is used as a natural thickener of raw emulsions. In addition, the acid has the following properties:
- improves the consistency of mixtures and creams;
- increases the hardness of soap;
- stabilizes emulsion liquids;
- forms a thin film on the epidermis;
- increases the protective properties of the skin to adverse temperature effects;
- helps to uniform distribution of ingredients of multicomponent mixtures, including rubber and rubber;
- acts as a softener in the production of lubricants.
Application of stearic acid in medicine
In accordance with the above properties of the substance, it is used to produce medicines such as rectal and vaginal suppositories, as well as local preparations in the form of creams and ointments.
Stearic acid provides stabilization of emulsion raw materials and allows to increase the shelf life of medicines, since over time they do not separate into fractions. In addition, the use of the described component helps to facilitate the absorption of active ingredients into the mucous membranes and skin surface while simultaneously increasing local immunity.
Stearic acid in cosmetics
The considered fatty compound is actively used in soap and cremation, shampoos, balms, lotions and cosmetic milk. Also, the substance is part of almost all the means for and after shaving, in the production of lipstick, lip gloss , tonal creams and fluids.
The concentration of stearic acid in the soap is usually in the range of 10-15%, but in some varieties, especially the economic type, the amount of the injected component reaches 25%. Its use ensures comfortable storage and foaming of soap, prevents softening of the surface of the bar.
Stearic acid in the cream is an indispensable ingredient. As a rule, its concentration in the cosmetic agent is from 2 to 5%, in separate compositions, especially for dry and damaged skin, this value is 10%. The component has the following action:
- deeply moisturizes;
- in combination with other compounds nourishes the skin;
- forms a microscopic film on the surface, protecting the epidermis from weathering, exposure to cold, moisture and sunlight;
- prevents cracking of the lips;
- restores water balance, prevents fluid loss by cells;
- helps to stop peeling;
- removes irritation.
Moreover, stearic acid is often included in the composition of anti-aging creams. Its moisturizing and nourishing properties help
Harm of stearic acid
As shown by numerous studies, the substance considered is the safest among fatty acids. This compound has no side effects, negative consequences can arise only if it is consumed excessively. The fact is that stearic acid, even in a small amount, is a part of many oils in food production, therefore, to control weight and metabolism , you should limit the amount of fat.