Secret Island Vitamin C Serum 7%, 18 ml

Benefit:

1. Chayapoto
2. Dark circle
3. Wrinkles
4. Whitening
5. Pimples
6. Large pores
7. Brightening

WHY 7%:

Vitamin C works from 5% and can be absorb only up to 7% so after 7% is all the same. However high % will be strong and may damage the skin / gives irritation. Quick oxidation. So 7 % is the best.