TruSkin
TruSkin Vitamin C Serum
A budget-accessible vitamin C serum — worth checking the ingredient list for stabilizers like ferulic acid, since pure L-ascorbic acid degrades quickly once opened.
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Combines multiple AHA types — glycolic, tartaric, citric, lactic — in one formula, theoretically offering a broader resurfacing effect than any single acid alone.
Best for normal-to-oily skin with visible texture, dullness, or mild sun damage that's comfortable with regular chemical exfoliation.
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Drunk Elephant T.L.C. Framboos Glycolic Night Serum is a premium offering from Drunk Elephant that targets those with normal-to-oily skin with visible texture, dullness, or mild sun damage that's comfortable with regular chemical exfoliation. The inclusion of Glycolic Acid provides deep-penetrating primary aha. Best suited for normal-to-oily skin with visible texture, dullness, or mild sun damage that's comfortable with regular chemical exfoliation.
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TruSkin
A budget-accessible vitamin C serum — worth checking the ingredient list for stabilizers like ferulic acid, since pure L-ascorbic acid degrades quickly once opened.
SkinCeuticals
Based on a Duke University patent combining 15% L-ascorbic acid with vitamin E and ferulic acid at a specific pH — widely cited as the benchmark formulation in vitamin C research.

Maelove
Frequently compared to SkinCeuticals C E Ferulic for a fraction of the price — a useful case study in how formulation science, not just brand name, drives efficacy.