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No 6 Deep Sleep Mask Serum
Mask · 50 ml · $0.33/ml
Numbuzin No 6 Deep Sleep Mask Serum is an overnight mask that hydrates and nourishes skin while you rest, leaving it refreshed and supple by morning.
Currently sold at 4 retailers selling to US shoppers, from $16.25 (cheapest: Amazon) to $22.40. Average US price $18.41. Prices checked October 8, 2026.
Best price right now
$16.25
$0.33 per ml
Checked today
at Amazon
$1.95 less than the typical seller (11%).
Also available at
Now $16.25 at Amazon — typically $16–$17 over the 60 days we've tracked it; lowest we've seen: $16.25.
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Popular in Korea
A popular pick from Olive Young Korea — here's where to buy it in the US for the best price.
Prices last checked today · across 4 retailers
Prices can change between checks — confirm the final price on the retailer's site before buying.
Big retailers
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Price history
What this mask has actually cost
We check every authenticated seller daily; each point is the lowest price we found that day.
The best total right now from an authorized, authenticity-checked seller of numbuzin No 6 Deep Sleep Mask Serum is $16.25 at Amazon — checked Oct 8, 2026. We rank on price plus shipping, and show what each price does and does not include. We never take payment to rank.
Skin compatibility
Will this suit your skin?
We run the ingredient list we hold against three curated reference lists. Skin is personal — these are notes to help you decide, not rules. Pregnancy questions belong with your doctor, and if we don't have a full ingredient list we say so instead of guessing.
Transparency
What's actually in it
Key active
Glacial Water
63%
Mineral-rich hydration base
Key active
Niacinamide
listed
Barrier support and brightening
Key active
Hyaluronic Acid complex (multiple forms)
listed
Multi-depth hydration
Concentrations as stated by the brand — we never estimate them from the INCI order.
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Answers