
Low pH Niacinamide Micellar Cleansing Water — Reddit Reviews
by COSRX
Updated October 27, 2026
Low-pH micellar water cleans easily without eye-burning; a Reddit cleansing-water favorite.
What the community says
This low-pH micellar water is a cotton-round cleanser for morning or night. Redditors say it cleans easily without burning their eyes, and some use it instead of face wash; Reddit routines sometimes still include a second wash.
What this means for you
What people love
Product details
Skin Type
Product Traits
Key Ingredients
Skin type data limited
Where to buy
What the science says
Acne
Some evidence
Niacinamide: 6 studies tested it directly. See all 17 studies
What the studies found
Skin Barrier
Some evidence
Panthenol: 5 studies tested it directly. See all 20 studies
Both ingredients for skin barrier
Panthenol Some evidence
- All 5 studies that tested it directly found it helped the skin barrier
- It helped skin hold more water and lowered water loss through the skin
- Damaged or irritated skin showed less irritation and better healing signs
- In people getting radiation, it delayed skin barrier worsening, though a steroid cream helped more
Niacinamide Not proven yet
Few or mixed studies. This claim isn't established.
1 study tested it directly. See all 17 studies
- The one study that tested it directly found it helped the skin barrier
- It lowered water loss through the skin
- It increased the thickness of the outer layer of skin
Studied at 4–5%this product: 0.1%
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
Studied at 2–10%this product: 0.1%
Dehydration
Some evidence
Panthenol: 4 studies tested it directly. See all 7 studies
Both ingredients for dehydration
Panthenol Some evidence
Hyaluronic Acid Some evidence
2 studies tested it directly. See all 3 studies
Anti-Aging
Some evidence
Niacinamide: 2 studies tested it directly. See all 8 studies
What the studies found
Research context, not treatment advice. Studies are about the ingredient, not necessarily this exact product.
Real Reddit threads — 5 mentions across 4 threads
COSRX Low pH Niacinamide Micellar Cleansing Water on Reddit, in one place — 4 threads from r/AsianBeauty and r/SkincareAddiction, summarized.
“**BEST CLEANSING WATER**”
Mentioned
“2. COSRX – Low pH Niacinamide Micellar Cleansing Water”
Mentioned
“HwaHae Beauty Awards 2024”
Mentioned
“I use cosrx micellar water.”
Mentioned
“I used to use the pink garnier but it would burn my eyes”
Mentioned
“With cosrx it comes off easier and no eye burning either.”
Mentioned
“Cosrx Micellar Water, use this with cotton rounds. Morning and night, this replaces your face wash.”
Positive
“It allows you to keep wiping”
Positive
“until they are clean”
Positive
“CosRx Low pH Niacinamide micellar cleansing water”
Positive
“That includes a double face wash, toner, serum, and moisturizing cream.”
Positive
“Below is a list of what I typically use.”
Positive





