Where innisfree Vitamin C Brightening Serum-Infused Mask for Dark Spots really shines is hydration efficacy, scoring 8.5 compared to INNBEAUTY PROJECT Pro C Serum Brightening Solution with 15% Vitamin C + Ferulic Acid's 5.8. With Butylene Glycol, Propanediol, and Glyceryl Glucoside in its top ingredients, innisfree Vitamin C Brightening Serum-Infused Mask for Dark Spots delivers stronger moisture-binding capability.
innisfree Vitamin C Brightening Serum-Infused Mask for Dark Spots brings Niacinamide, Arginine, and Allantoin as actives, while iNNBEAUTY PROJECT Pro C Serum Brightening Solution with 15% Vitamin C + Ferulic Acid relies on Tetrahexyldecyl Ascorbate, Niacinamide, and Ascorbic Acid. Both approaches have merit, but the positioning and supporting ingredients make the difference.
At premium pricing with a score of 8.4, INNBEAUTY PROJECT Pro C Serum Brightening Solution with 15% Vitamin C + Ferulic Acid is a decent pick. innisfree Vitamin C Brightening Serum-Infused Mask for Dark Spots sits at the budget level with a 9.1 score — the higher investment pays off in formulation quality.
