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Best deal: $3.22 per fluid ounce (81.0% below the median) — SKIN1004 Tone Balancing Capsule Ampoule, Niacinamide & Centella Ser...

Price range: $3.22 – $643.22 per fluid ounce across 29 offers. Median sits at $16.93.

Top brands showing: Good Molecules, Torriden Dive, La Roche.

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COSRX Snail Mucin 96% Repairing Serum for Sooothing & Hydrating 3.38 oz.

COSRX Snail Mucin 96% Repairing Serum for Sooothing & Hydrating 3.38 oz.

(as of 09/08/2026 01:13 EST)

$5.47 / fluid ounce
Total: $18.50
Prime: ✅
Good Molecules Hyaluronic Acid Serum for Face, Hydrating Serum, 1 fl oz

Good Molecules Hyaluronic Acid Serum for Face, Hydrating Serum, 1 fl oz

(as of 09/08/2026 01:13 EST)

$5.97 / fluid ounce
Total: $5.97
Prime: ❌
Good Molecules Niacinamide Serum 10%, Pore & Texture Serum, 1 fl oz

Good Molecules Niacinamide Serum 10%, Pore & Texture Serum, 1 fl oz

(as of 09/08/2026 01:13 EST)

$5.97 / fluid ounce
Total: $5.97
Prime: ❌
The Ordinary Niacinamide 10% + Zinc 1%, Smoothing Serum for Blemish-Prone Skin, 1 Fl Oz

The Ordinary Niacinamide 10% + Zinc 1%, Smoothing Serum for Blemish-Prone Skin, 1 Fl Oz

(as of 09/08/2026 01:13 EST)

$6.00 / fluid ounce
Total: $6.00
Prime: ✅
IUNIK Beta-Glucan Power Moisture Serum - Deep Hydration 1.69 fl oz

IUNIK Beta-Glucan Power Moisture Serum - Deep Hydration 1.69 fl oz

(as of 09/08/2026 01:13 EST)

$11.34 / fluid ounce
Total: $19.17
Prime: ❌
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