Vitamin A acid (retinoic acid), yellow needle crystal, most of these products are all-trans-retinoic acid. Both vitamin A and vitamin A acid can promote growth and keep the epithelium regular, but the local application of vitamin A does not affect human skin. Oral administration of vitamin A is beneficial to skin diseases. The topical application of retinoic acid on the skin has a solid pharmacological property. Topical retinoic acid can improve the aging skin caused by sunlight.

Benefits：

1. Promote skin metabolism, improve skin roughness and dryness, and make gray skin look shinier;
2. Improve the cuticle tissue of the skin, enhance the elasticity and transparency of the skin, and make the skin look soft, white, and healthier;
3. Remove dirt accumulated in pores, shrink pores, and have an antibacterial effect. Different skin feels different after using care products containing vitamin A acid.

Specification:

We can supply sample and bulk collagen packages like below, and also can accept customized packing as your request