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Low pH Niacinamide Micellar Cleansing Water

Sensitive SkinCleanser

Low pH Niacinamide Micellar Cleansing Water — Reddit Reviews

by COSRX

Not enough verdicts yetSee the Reddit discussion

Updated October 27, 2026

Low-pH micellar water cleans easily without eye-burning; a Reddit cleansing-water favorite.

What the community says

Backed by 72 studies

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.

From Reddit

Backed by 4 threads from r/AsianBeauty and r/SkincareAddiction.

Read the threads ↓

What people love

  • No eye burning in direct community comparison
  • Used morning and night instead of face wash
  • Called “BEST CLEANSING WATER” in a community roundup

Product details

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
    • Most studies found niacinamide helped acne
    • It often worked about as well as clindamycin when put on the skin
    • Some studies found it reduced red, sore spots and other pimples
    • Some research found the results were uncertain or showed no clear difference

    Studied at 4–10%this product: 0.1%

  • 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

    • All 4 studies that tested it directly found it helped dehydrated skin
    • It increased how much water the skin held
    • It helped the skin barrier recover and reduced water loss through the skin
    • It also reduced roughness and redness after irritation
    • It helped protect skin from irritation in healthy skin

    Hyaluronic Acid Some evidence

    2 studies tested it directly. See all 3 studies

    • Both studies that tested it directly found it helped with dehydrated skin
    • It improved how much water the skin held
    • It may also make skin feel more elastic
    • One study found it worked better than a placebo and better than another form of hyaluronic acid
  • Anti-Aging

    Some evidence

    Niacinamide: 2 studies tested it directly. See all 8 studies

    What the studies found
    • Both studies that tested it directly found it helped with signs of aging
    • It improved how firm and elastic the skin looked
    • It reduced wrinkles, uneven tone, redness, and yellowing
    • It helped skin hold more water and lowered water loss through the skin

    Studied at 2–5%this product: 0.1%

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

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