Color change due to oxidation of the vitamin serum.

10% Caffeine 10% Niacinamide Hyaluronic Acid Face Serum 30ml - Energizing & Refining Hydrating Facial Serum for All Skin Types 30ml, 1.0 fl oz.

AHA/BHA GS Toner 200ml, 6.76 fl oz.

Aloe Serum 120ml, 4.0 fl oz.

Alpha Arbutin Licorice Serum 30ml, 1.0 fl oz.