Heparin is a kind of aminodextran sulfate produced by mast cells in animal connective tissue.

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.

4-Methoxyphenol (HQMME) is mainly used as polymerization inhibitor, UV inhibitor, dye intermediate for vinyl-type plastic monomer, and for synthesizing edible oil and cosmetic antioxidant BHA, etc.

Octocrylene may sound otherworldly, but it is a skin care ingredient that you may use every day without knowing it-if you actually apply sunscreen every day, we strongly recommend you to do so.