Hydroxypinacolone retinoate is the newest member of the superhero vitamin A ingredient family. Hydroxypinacolone retinoate is an ester of retinoic acid and works similar to tretinoin (or prescription strength Retin–A) but with little to no skin irritation.

1.Better stability

2.Lower irritation, milder and lower risk of adverse reactions

3.The combination of HPR and encapsulated retinol can improve the area of chloasma, which is safe and effective.