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Neutrogena Collagen Bank 15% Vitamin C Serum Dupes & Cheaper Alternatives

What Reddit recommends instead — 41 products with similar benefits · Analyzed 5 threads · Updated September 26, 2026

Peptides Vitamin C PHA Sensitive Skin

304mentions

Timeless

20% Vitamin C + E Ferulic Acid Serum

86nextscore

2 shared traits·304 mentions

Watery and non-sticky under sunscreen

225mentions

Melano CC

Intensive Anti-Spot Essence

90nextscore

2 shared traits·225 mentions

Stable tube packaging

Where to buy

141mentions

SkinCeuticals

C E Ferulic

83nextscore

2 shared traits·141 mentions

OG L-ascorbic acid benchmark

137mentions

COSRX

The 6 Peptide Skin Booster Serum

93nextscore

2 shared traits·137 mentions

Watery first-step layer

100mentions

numbuzin

No.5 Vitamin Concentrated Serum

84nextscore

2 shared traits·100 mentions

TXA plus niacinamide for stubborn spots

76mentions

Medicube

PDRN Pink Peptide Serum

69nextscore

2 shared traits·76 mentions

PDRN plus peptide stack

61mentions

COSRX

The Vitamin C 23 Serum

81nextscore

2 shared traits·61 mentions

23% pure vitamin C hits hard

54mentions

Trader Joe's

Vitamin C Serum

88nextscore

2 shared traits·54 mentions

$10 dupe energy

Where to buy

43mentions

The Ordinary

Ascorbyl Glucoside Solution 12%

91nextscore

2 shared traits·43 mentions

Stable vitamin C that doesn’t sting

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