Facetheory ·Serums, Essence, Ampoules

Regena C20 Vitamin C Serum

★★★★★ 0.0 0 reviews

An excellent-rated serums, essence, ampoule with 6 analyzed ingredients.

6 ingredients 4 low-risk

Safety score

Excellent

4 low · 0 mod · 0 high

100

2 dupes found

Best match 100%

Matched by shared ingredient list — concentrations aren't considered, so a high match is a strong hint, not a guarantee.

Dupes for Facetheory Regena C20 Vitamin C Serum

Ranked by ingredient-list overlap. Each card shows the match strength, its own safety score versus this product, and the key ingredients they share.

100%

Facetheory Glow-C Vitamin C 20% Serum

Safety 100 = same score ★★★★★

Shares 3-O-ETHYL ASCORBIC ACIDOlive Oil Polyglyceryl-4 EstersDibutyl Lauroyl Glutamide +3 more

Compare side-by-side

83%

Facetheory Regena C30 Pro Vitamin C Serum

Safety 100 = same score ★★★★★

Shares 3-O-ETHYL ASCORBIC ACIDOlive Oil Polyglyceryl-4 EstersDibutyl Lauroyl Glutamide +2 more

Compare side-by-side

Match % is the share of the two ingredient lists in common (Jaccard similarity). It reflects formula overlap, not effectiveness or concentration. ← Back to Regena C20 Vitamin C Serum