Optimal Excellent retinol serum. Follow the directions. The only flaw is the dropper. It's a bit difficult to get a hold of because it's thick, and the nozzle at the end, in my opinion, doesn't helpRead more
Rent-AWonderful!!! I've tried almost all the reed shots from this brand, but this one beats them all—for me, it's the best. After consistent use, the results are truly visible: pores disappear, skRead more
Optimal Excellent retinol serum. Follow the directions. The only flaw is the dropper. It's a bit difficult to get a hold of because it's thick, and the nozzle at the end, in my opinion, doesn't helpRead more