
Ultimate Nourishing Rice Overnight Spa Mask — Reddit Reviews
by COSRX
Updated October 15, 2026
Rice-extract sleeping cream visibly brightens by morning; sticky for some.
What the community says
This rice-extract sleeping cream doubles as a moisturizer, layering over evening products to seal in hydration. Redditors reach for it on dry, dehydrated, retinoid-stressed skin, though oily or breakout-prone users report redness, greasiness, and flare-ups.
What this means for you
What people love
Watch out for
- Breaks some users out or triggers flare-ups
- Can sit greasy and cause redness instead of absorbing
Product details
Skin Type
Product Traits
Key Ingredients
What the science says
Acne
Some evidence
Niacinamide: 6 studies tested it directly. See all 17 studies
Hyperpigmentation
Some evidence
Niacinamide: 4 studies tested it directly. See all 17 studies
What the studies found
- All 4 studies that tested it directly found it helped fade dark spots or patches
- It reduced facial dark spots better than a moisturizer without niacinamide
- Women with chloasma saw darker patches improve more when nicotinamide was added to salicylic acid
- Studies also found facial skin looked lighter as dark spots faded
Anti-Aging
Some evidence
Niacinamide: 2 studies tested it directly. See all 8 studies
Skin Barrier
Not proven yet
Few or mixed studies. This claim isn't established.
Niacinamide: 1 study tested it directly. See all 17 studies
Research context, not treatment advice. Studies are about the ingredient, not necessarily this exact product.
Real Reddit threads — 42 mentions across 28 threads
COSRX Ultimate Nourishing Rice Overnight Spa Mask on Reddit, in one place — 28 threads from r/AsianBeauty, r/koreanskincare and 2 more, summarized.
“along side 2 Cosrx sleeping masks that I don’t love as much”
Mentioned
“2 Cosrx sleeping masks that I don’t love as much”
Mentioned
“Cosrx sleeping masks”
Mentioned
“Now when I need a little extra moisture I use the ultimate nourishing overnight rice mask from Cosrx.”
Positive
“focused on moisture/hydration instead until healed”
Positive
“when I need a little extra moisture”
Positive
“Cosrx ultimate nourishing rice overnight spa mask”
Positive
“plus either the Purito 5 ceramide moisturizer or Cosrx ultimate nourishing rice overnight spa mask.”
Positive
“Night time I use ...”
Positive
“moisturisers my skin love include the cosrx ultimate nourishing rice overnight spa mask and the illyoon ato cream!”
Mentioned
“same for me! It broke me out :( but I ended up using the rest as a hand cream for which it is PERFECT. for context, moisturisers my skin love include the cosrx ultimate nourishing rice overnight spa mask”
Mentioned
“Cosrx rice overnight mask i just cannot replace it. Its so good.”
Positive
“Cosrx has a moisturizer/ overnight mask with rice in it, may be a bit cheaper.”
Mentioned
“Cosrx has a moisturizer/ overnight mask with rice in it”
Mentioned
“may be a bit cheaper”
Mentioned





