Rich Moist Soothing Serum — Reddit Reviews
by Klairs
Updated November 10, 2026
Hyaluronic-acid serum for layered hydration and calming; essential-oil blend complicates sensitive skin.
What the community says
A hyaluronic-acid serum with betaine, panthenol, beta-glucan, and botanical extracts for layered hydration and calming. It has the slippery, snail-mucin-like feel fans mention, though the essential-oil blend makes it a risky pick for reactive skin.
What this means for you
Backed by 8 threads from r/AsianBeauty, r/SkincareAddiction and 1 more.
Read the threads ↓What people love
Product details
Skin Type
Product Traits
Key Ingredients
Based on limited Reddit discussion so far
Where to buy
What the science says
Hyaluronic acid has some evidence behind it for helping dehydrated skin 1. The studies that tested it directly found it improved how much water the skin held, and one found it helped more than a placebo 1. Only one study also reported firmer-feeling skin and less deep wrinkles, so that finding rests on thinner evidence 1.
- Hyaluronic Acid for dehydration Some evidence · 3 studies
Research context, not treatment advice. Studies are about the ingredient, not necessarily this exact product.
How we grade researchFull ingredient list · 45
Klairs Rich Moist Soothing Serum ingredients
Water, Sodium Hyaluronate, Butylene Glycol, Dimethyl Sulfone, Betaine, Natto Gum, Propanediol, Polyquaternium-51, Disodium EDTA, Centella Asiatica Extract, Glycyrrhiza Glabra (Licorice) Root Extract, Carbomer, Arginine, PEG-60 Hydrogenated Castor Oil, Lysine HCL, Proline, Sodium Ascorbyl Phosphate, Acetyl Methionine, Theanine, Chlorphenesin, Tocopheryl Acetate, Illicium Verum(Anise) Fruit Extract, Citrus Paradisi(Grapefruit) Fruit Extract, Nelumbium Speciosum Flower Extract, Paeonia Suffruticosa Root Extract, Scutellaria Baicalensis Root Extract, Panthenol, Luffa Cylindrica Fruit/Leaf/Stem Extract, Beta-Glucan, Althaea Rosea Flower Extract, Aloe Barbadensis Leaf Extract, Lavandula Angustifolia (Lavender) Oil, Eucalyptus Globulus Leaf Oil, Pelargonium Graveolens Flower Oil, Citrus Limon (Lemon) Peel Oil, Citrus Aurantium Dulcis (Orange) Peel Oil, Cananga Odorata Flower Oil, Portulaca Oleracea Extract, Apium Graveolens (Celery) Extract, Brassica Oleracea Capitata (Cabbage) Leaf Extract, Brassica Oleracea Italica (Broccoli) Extract, Brassica Rapa (Turnip) Leaf Extract, Daucus Carota Sativa (Carrot) Root Extract, Oryza Sativa (Rice) Bran Extract, Solanum Lycopersicum (Tomato) Fruit/Leaf/Stem Extract
Listed in label order, highest concentration first. Linked ingredients have their own page.
Real Reddit threads — 8 mentions across 8 threads
Klairs Rich Moist Soothing Serum on Reddit, in one place — 8 threads from r/AsianBeauty, r/SkincareAddiction and 1 more, summarized.
“3. Dear klairs rich moist soothing serum”
Positive
“4. I’m from honey mask”
Positive
“Klairs rich moist soothing serum”
Positive
“AM: ... Klairs rich moist soothing serum”
Positive
“PM ... Klairs rich moist soothing serum”
Positive
“Check out Dear, Klair's rich moist soothing serum.”
Mentioned
“I'm not sure where you buy your kbeauty, but I almost always get it on sale for around $15~ USD”
Mentioned
“and it lasts me a few months.”
Mentioned
“dear klairs have a great one actually, the rich moist soothing serum but it’s pretty similar to the snail mucin in texture”
Mentioned
“Serum: Klairs Rich Moist Soothing Serum”
Positive
“Klairs and Acwell are awesome for sensitive skin”
Positive
“I am basing this purely on my experience with sensitive skin and rosacea”
Positive
“They also have a very good hydrating and calming serum called Rich Moist Soothing Serum”
Positive
“never broke me out”
Positive
“made my skin feel better too.”
Positive
