Contains high concentration of Madagascar-sourced centella asiatica reputed for soothing inflammation and redness
161 recommendations
40 Reddit Dupes for COSRX The 6 Peptide Skin Booster Serum
What Reddit recommends instead — 40 products with similar benefits · Updated July 10, 2026
For Dehydration
- Best for Dehydration
Beta-glucan deeply hydrates and soothes dehydrated, often dry or combo skin without clogging pores or irritation.
8 shared traits·83 recommendations
- 31recs
This serum excels for dehydrated skin by combining low molecular weight hyaluronic acid with glycerin and panthenol for deep hydration.
8 shared traits·31 recommendations
- 3recs
Its combination of azelaic acid with hydrating and soothing ingredients gently restores moisture in sensitive, dehydrated skin.
7 shared traits·3 recommendations
- 35recs
The Ordinary
Hyaluronic Acid 2% + B5This lightweight hyaluronic acid serum effectively hydrates dehydrated or combo skin by attracting and retaining moisture.
3 shared traits·35 recommendations
- 7recs
Cocokind
Ceramide Barrier SerumCeramide Barrier Serum effectively restores and strengthens the skin barrier to combat dehydration, especially during tretinoin use.
5 shared traits·7 recommendations
- 4recs
numbuzin
No.3 Skin Softening SerumIts 4% niacinamide and soothing ingredients hydrate and calm dehydrated, sensitive skin effectively.
5 shared traits·4 recommendations
For Skin Barrier
- Best for Skin Barrier
Beta-Glucan Power Moisture Serum deeply hydrates and soothes dry, damaged (often tretinoin-treated) skin to restore the barrier.
8 shared traits·31 recommendations
- 40recs
The Ordinary
Soothing & Barrier Support SerumThe Ordinary Soothing & Barrier Support Serum repairs and soothes sensitive, dry, and irritated skin by restoring the barrier.
3 shared traits·40 recommendations
- 16recs
Cocokind
Ceramide Barrier SerumCocokind Ceramide Barrier Serum repairs dryness and peeling, especially for tretinoin users with compromised barriers.
5 shared traits·16 recommendations
- 5recs
Azelaic Acid 10 Hyaluron soothes redness and supports sensitive skin's barrier with calming, hydrating ingredients.
7 shared traits·5 recommendations
- 15recs
Krave Beauty
Great Barrier ReliefGreat Barrier Relief nourishes and repairs damaged skin barriers, especially benefiting sensitive or irritated skin types.
5 shared traits·15 recommendations
- 27recs
Madagascar Centella Probio-Cica Ampoule effectively soothes and repairs the skin barrier, especially for dry, irritated skin.
2 shared traits·27 recommendations
For Anti-Aging
- Best for Anti-Aging
Gentle, barrier-friendly retinol in CeraVe Resurfacing Serum smooths texture and reduces fine lines for sensitive skin.
4 shared traits·9 recommendations
- 8recs
Vitamin C serum boosts collagen production and enhances sunscreen efficacy for anti-aging, favored by older skin types.
3 shared traits·8 recommendations
- 9recs
SkinCeuticals
C E FerulicC E Ferulic's vitamin C and ferulic acid combo effectively reduces photoaging signs, favored by older skin users.
2 shared traits·9 recommendations
- 4recs
The Ordinary
Caffeine Solution 5% + EGCG Eye SerumCaffeine Solution 5% + EGCG visibly reduces under-eye puffiness and fine lines, especially effective for anti-aging concerns.
3 shared traits·4 recommendations
- 5recs
Medik8
Liquid PeptidesLiquid Peptides plumps skin and visibly improves aging signs, especially appreciated by those with rosacea.
2 shared traits·5 recommendations
- 7recs
The Ordinary
Granactive Retinoid 2% EmulsionGranactive Retinoid 2% emulsion smooths fine lines and wrinkles with gentle, non-irritating retinoid action for sensitive skin.
1 shared trait·7 recommendations
For Dullness
- Best for Dullness
Timeless 20% Vitamin C serum brightens dull skin by boosting collagen and fading pigmentation, favored by many with various skin types.
3 shared traits·18 recommendations
- 15recs
SkinCeuticals
C E FerulicC E Ferulic brightens dull skin by combining potent antioxidants (vitamin C, E, ferulic acid) to enhance radiance, especially for all skin types.
2 shared traits·15 recommendations
- 3recs
numbuzin
No.3 Skin Softening SerumNo.3 Skin Softening Serum brightens and softens dull skin by improving texture, especially loved by AB routine users.
5 shared traits·3 recommendations
- 7recs
Beauty of Joseon
Glow Serum: Propolis + NiacinamidePropolis soothes inflammation while niacinamide brightens dullness, ideal for oily and sensitive skin types.
3 shared traits·7 recommendations
- 5recs
Melano CC
Intensive Anti-Spot EssenceThis essence's vitamin C content brightens dull skin effectively, especially benefiting those with drier skin types.
2 shared traits·5 recommendations
- 3recs
BYOMA
Brightening SerumByoma Brightening Serum effectively brightens dull skin by improving skin tone evenness, popular among various skin types.
1 shared trait·3 recommendations
For Texture / Pores
- Best for Texture / Pores
Azelaic acid serum effectively smooths texture and visibly reduces pores, especially praised by users with sensitive and acne-prone skin.
7 shared traits·9 recommendations
- 10recs
numbuzin
No.3 Skin Softening SerumNo.3 Serum improves skin texture by softening skin and smoothing pores, favored by those with texture concerns.
5 shared traits·10 recommendations
- 5recs
Gentle, beginner-friendly retinol in CeraVe Resurfacing Serum effectively smooths texture and reduces visible pores, especially for sensitive skin.
4 shared traits·5 recommendations
- 8recs
The Ordinary
Niacinamide 10% + Zinc 1%The Ordinary's Niacinamide 10% + Zinc 1% effectively smooths texture and reduces large pores, especially for oily skin.
1 shared trait·8 recommendations
- 4recs
Beauty of Joseon
Glow Serum: Propolis + NiacinamideNiacinamide and propolis in this serum gently reduce pore size and improve texture, especially for sensitive skin.
3 shared traits·4 recommendations
More alternatives
2recs
innisfree
Green Tea Seed Hyaluronic SerumHyaluronic acid-rich for serious hydration boost
3 shared traits·2 recommendations
14recs
La Roche-Posay
Effaclar Salicylic Acid Acne Treatment SerumContains 1.5% salicylic acid for chemical exfoliation targeting pores and blackheads
2 shared traits·14 recommendations
4recs
Paula's Choice
C15 Super BoosterLight, watery texture absorbs quickly under makeup
2 shared traits·4 recommendations
2recs
Cos De BAHA
Tranexamic Acid 10% SerumClinically interesting brightening ingredient often used for melasma and stubborn hyperpigmentation
2 shared traits·2 recommendations
17recs
The Ordinary
Alpha Arbutin 2% + HAPreferred formulation of alpha arbutin on r/SkincareAddiction
1 shared trait·17 recommendations
5recs
The Ordinary
Vitamin C Suspension 23% + HA Spheres 2%Clinically potent 23% L-ascorbic acid suspension for noticeable brightening over time
1 shared trait·5 recommendations
5recs
Mad Hippie
Vitamin C SerumContains Sodium Ascorbyl Phosphate, less irritating for redness and rosacea sufferers
1 shared trait·5 recommendations
4recs
Medicube
TXA Niacinamide 15 SerumHigh tranexamic acid concentration targets stubborn dark spots
1 shared trait·4 recommendations
2recs
Naturium
Vitamin C Complex SerumpH optimized for effective absorption when applied on dry skin after cleansing
1 shared trait·2 recommendations
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