2 to 5 business days
R D L solution contains 20mcg tretinoin (Retin A 0.02%) Also has 40mg hydroquinone that works as a discoloration solution gradually fades dark areas for even, uniform skin tone. Specially formulated as a topical treatment for mild skin conditions blemishes & discoloration associated with hyperpigmentation. See product label.
.jpg?s=213x220 "Pei Mei Retinol C Serum 30 ml Brightens and has anti aging properties")
