The Trend Verdict
Spec-by-spec

Head to head

Contenders from Vitamin C Serums, every metric lined up. The winning value in each row is outlined.

TruSkin Vitamin C Serum 1 fl oz TruSkin Vitamin C Serum 1 fl oz #3 in Vitamin C Serums
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Ossjds 20% Vitamin C Serum with Hyaluronic Acid 1.7 oz Ossjds 20% Vitamin C Serum with Hyaluronic Acid 1.7 oz #49 in Vitamin C Serums
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Price
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Rating
★★★★★
★★★★★
Category rank
#3
#49
Active Potency
L-Ascorbic Acid with E + Ferulic
20% complex (derivative quality unclear)
Formula Stability
Good but prone to oxidation
Standard dropper; oxidation risk moderate
Gentleness & Tolerability
Mild stinging on sensitive skin
Gentle formula; some reports of mild stinging
Supporting Actives
C + E + Ferulic + Hyaluronic
C + hyaluronic + B5 + peptides (no ferulic/E)
Value (Cost per oz)
$14.99 per oz on sale
Excellent cost per oz ($5.58 on-sale)
Brightening & Dark-Spot Fading
Visible fading in 4-6 weeks
Brightening claimed; limited review evidence
Verdict
Best-selling value vitamin C serum
Budget vitamin C serum with decent actives

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