The length of telomeres at the ends of our chromosomes determines, to a certain extent, our human lifespan. Because every time a cell divides, the telomeres at the top of the chromosomes shorten once.

Caffeic acid is used for a variety of purposes. First of all, caffeic acid is a pharmaceutical intermediate and raw material drug, which has the functions of shrinking and coagulating microvessels, improving the function of coagulation factors, and increasing white blood cells and platelets. Experts have been studying its application in clinical diabetes treatment.

Monobenzone is used as a topical freckle agent to treat hyperpigmentation, such as various pigmentation spots, age spots, melanoma, etc., with obvious effects.

Rosmarinic acid is a natural antioxidant with strong antioxidant activity. Its antioxidant activity is stronger than vitamin E, caffeic acid, chlorogenic acid, folic acid, etc. It helps prevent cell damage caused by free radicals, The risk of cancer and arteriosclerosis is thus reduced.

Tretinoin is an intermediate product of vitamin A, which mainly affects bone growth and promotes epithelial cell proliferation, differentiation, keratolysis and other metabolic effects. For the treatment of keratinizing diseases such as acne vulgaris (pimples), psoriasis (psoriasis), ichthyosis, lichen planus.

We can find that resveratrol is added to many skin care products, and some products that supplement resveratrol orally are very good for our skin, so what are the effects of resveratrol on the skin? Woolen cloth? What about resveratrol skin care products?

Polyquaternium-73 (INCI:QUATERNIUM-73), also known as Pi Aoning, has a strong bactericidal effect, can effectively inhibit the effect of Propionibacterium acnes, can quickly remove acne, and also has the ability to inhibit the formation of melanin and antiseptic. High safety, low dosage also has good effect.

Pearl powder is a powder made of shellfish pearls. The main components are calcium carbonate, amino acids and trace elements. It contains more than 18 kinds of amino acids needed by the human body and 9 kinds of amino acids that the human body cannot manufacture by itself. Pearl powder has been a rare beauty and moisturizing treasure since ancient times.

Decapeptide-12 (Lumixyl) is a cosmetic raw material that inhibits melanin formation, lightens pigmentation, reduces pigmentation, and evens and brightens skin tone. It was developed by dermatology researchers at Stanford University. A new peptide with tyrosinase (tyrosinase promotes the overproduction of melanin, which leads to uneven pigmentation, dark spots, etc.) activity.

Tyrosinase is an important catalytic enzyme in the process of melanin production. Kojic acid​ can chelate with copper ions in tyrosinase, thereby inactivating the enzyme, thereby reducing the formation of melanin. It is often used in beauty products for whitening, lightening, and removing acne marks.

Allantoin is an imidazole heterocyclic compound, a derivative of uric acid, and is an inherent component of human skin. It can be used directly or as an additive component.

Shea butter grows on a plant called "shea butter" in Africa. To grow a fruit that can be extracted from shea butter, the shea butter tree must be at least 45 to 50 years old before it can be extracted from the fruit. Sufficient oil, and each fruit tree only produces about 4~5 kg of shea butter a year, which can be said to be very precious.

Piroctone olamine is commonly known as OCT, a new type of anti-dandruff agent. It has good effect, much lower irritation than ZPT, and its price is several times higher than ZPT. Therefore, it can be seen in some anti-dandruff products with high positioning. L'Oreal's anti-dandruff products are relatively more common. Some. There are even many acne products that use OCT as a fungicide.

Phenylethyl resorcinol has excellent skin whitening effect, can effectively inhibit the activity of B16V cells to synthesize melanin, improve uneven skin tone, and reduce skin coloration caused by ultraviolet radiation. It is also an excellent antioxidant and has anti-wrinkle properties.

UVB has a short wavelength and UVA has a long wavelength. Therefore, UVB energy is large, and it mainly destroys the epidermis, but UVB consumes almost the same amount of UVB through the epidermis, and not much can reach the dermis. And UVA not only destroys the epidermis, but also easily reaches the dermis to continue to destroy.

N-acetylneuraminic acid, also known as sialic acid (SA), bird's nest acid, is a naturally occurring amino sugar, which was originally isolated from bovine submandibular adenomucin, hence the name sialic acid. Sialic acid is a nine-carbon monosaccharide derivative containing an amino group, and is a general term for all N- or O-derivatives of neuraminic acid or keto-deoxynonyluronic acid (KDN).

Squalene is a natural ingredient that can help your hair and skin. Ever heard of squalene? Along with antioxidants like vitamin E and other compounds like fatty acids, squalene plays a key role in the health of your skin and hair. People with thick hair have been found to have high amounts of squalene in their daily dietary recommendations. There are many sources of squalene, including chemical and trona.

"Sericin" is a high molecular natural protein with a molecular weight of more than 300,000. The research results show that silk has skin affinity, and the sericin that protects the silk thread is composed of natural moisturizing factor (NMF) in the stratum corneum of human skin. The ingredients are similar.

The best inhibitory effect on tyrosinase activity is deoxyarbutin [p-(tetrahydro-2H-pyran-2-oxy)phenol], which is 10 times more effective against melanin than hydroquinone. Acid 150 times, β-arbutin 350 times, α-arbutin 38.5 times. However, deoxyarbutin also has a major disadvantage, that is, it is unstable to light and heat in an aqueous solution, so there are still relatively few products using it on the market.

Royal jelly freeze-dried powder is a milky secretion produced by worker honeybees. It typically contains about 60% to 70% water, 12% to 15% proteins, 10% to 16% sugar, 3% to 6% fats, and 2% to 3% vitamins, salts,and amino acids. Its composition varies depending on geography and climate.