商品描述

Chinese name: Vitamin B3 (nicotinamide)

English name: Vitamin B3

Also known as niacin

Properties: B3 is a light yellow liquid

Water-soluble vitamins that are derivatives, such as NADH, NAD, NAD, and NADP play fundamental roles in energy metabolism in living cells and DNA repair. Specifies vitamin B3 and includes the corresponding amide nicotinamide, or niacinamide

The chemical formula is C6H6N2O

Physiological effects

An auxiliary agent in glycolysis, fat synthesis, and tissue respiration, nicotinic acid is also necessary for all tissue oxidation processes. It is also a necessary vitamin for the synthesis of long-chain fatty acids in the body.

Necessary for the transfer of hydrogen ions in biochemical processes, nicotinic acid is mainly required for the conversion of hydrogen ions in biochemical processes. It is a component of NAD (nicotinamide adenine dinucleotide) and is also the first level of energy production, requiring NAD. To catalyze, without NAD auxiliary enzyme, the generation of energy cannot proceed smoothly. (NAD+ + 2H+ + 2e → NADH + H+)

Therefore, the biochemical effects of tobacco acid are mainly in the skin, gastrointestinal tract and nervous system tissues. Nicotinic acid (not its amine) has pharmacological effects, especially vasodilator properties in the circulatory system and cholesterol-reducing properties in the serum.

It can be used to produce gastric acid, protein, fat, starch metabolism, and sex hormone synthesis.

The Department of Health has no limit on the dosage of B3 as a raw solution added to skin care products and cosmetics.

Product name Recommended dosage

B3 Essence 2%-10﹪

B3 facial cream 2%-8﹪

B3 emulsion 2%-6﹪

A human experiment was conducted for 8 weeks. For 20 people aged 22 to 50 years old, with moderate to severe skin wounds, aging skin cells, and lack of moisture in the skin, the B3 stock solution was added to various skin care products according to the recommended dosage ratio above. found in clinical trials.

47% of the respondents said it improved skin brightness, 55% repaired wounds on the skin, 63% improved skin cell aging, and 77% said rough and dry skin was improved.

If the B3 stock solution is increased by a small proportion according to the above recommended dosage, and added to the clinical trials of various skin care products, it was found that a human experiment was conducted on 20 people aged 22 to 50 years old with moderate to severe skin wounds and skin problems. People with aging cells and lack of moisture in their skin.

As long as it lasts for 6 weeks, 53% of the subjects said it improved skin brightness, 68% repaired wounds on the skin, 70% improved the aging of skin cells, and 85% said rough and dry skin was improved.

Beauty effects:

Vitamin B3 solution can promote blood circulation of cells and prevent and repair damage caused by sunlight to the skin.

Vitamin B3 has soothing and anti-inflammatory properties. If it is exposed to too cold wind or cold environment, it can also stimulate the skin to produce lipids to form a protective barrier on the skin, preventing skin redness, itching and irritation. For those with anti-aging needs, it is recommended to use it after deep cleansing after exfoliation, as it is rich in antioxidants and can neutralize free radicals. And promote hydration and repair of hydrolipidic film. Many whitening products also add vitamin B3 because it can lighten spots and redness caused by overexposure to UV rays. It is also an excellent anti-inflammatory agent for the most sensitive skin and is an effective barrier against lupus and pimpled acne.

Lack of vitamin B3 can cause dermatitis after sun exposure, as well as rough cuticles or dark spots.

The main functions of vitamin B3 stock solution are whitening and spot removal. Using high concentration of vitamin B3 stock solution, long-term use can gradually remove aging keratinocytes, regulate sebum secretion, and deeply moisturize the skin.

Used in hair cosmetics, it has good moisturizing and scalp protection functions.