Head to head

COSRX Advanced Snail 92 All In One Cream vs La Roche-Posay Effaclar Duo+ M

Same comparison whichever way you searched it: La Roche-Posay Effaclar Duo+ M vs COSRX Advanced Snail 92 All In One Cream.

The bottom line

La Roche-Posay Effaclar Duo+ M does more across the board (it leads on hydration, brightening / tone, oil-control & blemishes), while COSRX Advanced Snail 92 All In One Cream is the simpler, more pared-back pick.

Reach for La Roche-Posay Effaclar Duo+ M if you want the actives; COSRX Advanced Snail 92 All In One Cream if you want fewer ingredients doing less, gently.

COSRXAdvanced Snail 92 All In One CreamMoisturizer · ~€22See every ingredient in Advanced Snail 92 All In One Cream, decoded
La Roche-PosayEffaclar Duo+ MMoisturizer · ~€20See every ingredient in Effaclar Duo+ M, decoded

Which should you pick?

Pick Advanced Snail 92 All In One Cream if

  • your skin is sensitive or reacts to fragrance

Pick Effaclar Duo+ M if

  • you are dealing with breakouts and oiliness
  • dark spots, dullness or an uneven tone are your focus
  • you want the more affordable option

What each delivers

HydrationBarrierBrighteningOil-controlAnti-aging
Advanced Snail 92 All In One CreamEffaclar Duo+ M
  • Hydration
    810
  • Barrier repair
    89
  • Brightening / tone
    27
  • Oil-control & blemishes
    210
  • Anti-aging
    76

Side by side

Advanced Snail 92 All In One CreamEffaclar Duo+ M
TypeMoisturizerMoisturizer
Key activesHyaluronic acid, Pro-vitamin B5, Snail Secretion FiltrateGlycerin, Niacinamide, Salicylic acid (BHA)
TextureA smooth, silky lotion that spreads easily and leaves a soft, near-blurred finish.A smooth, silky lotion that spreads easily and leaves a soft, near-blurred finish.
FragranceNone detectedContains fragrance
Fungal-acne safeNot likelyNot likely
PregnancyNo flagged activesNo flagged actives
Ingredients22 listed35 listed
Price~€22~€20

What's in one but not the other

The two labels share 2 of the 55 ingredients between them. The actives are where they part company.

What each one adds acts on The stratum corneum, Not established for COSRX Advanced Snail 92 All In One Cream and The stratum corneum, The living epidermis, Not established for La Roche-Posay Effaclar Duo+ M. That is the layer each is understood to act on, not how deep it travels.

Where each label stops telling you the dose

Ingredients are listed in order of how much is inside, but only down to 1%. Below that the brand may list them in any order it likes, so the bottom of a label is a set, not a ranking. These two stop being a ranking in very different places.

COSRX Advanced Snail 92 All In One Cream

  1. 1Snail Secretion Filtrate
  2. 2Betaine
  3. 3Caprylic/Capric Triglyceride
  4. 4Butylene Glycol
  5. 5Cetearyl Olivate
  6. 6Sorbitan Olivate
  7. 7Cetearyl Alcohol
  8. 8Carbomer
  9. 9Ethylhexanediol
  10. 10Phenoxyethanol
  11. 11Arginine
  12. 12Dimethicone
  13. 13Sodium Polyacrylate
  14. 14Sodium Hyaluronate
  15. 15Allantoin
  16. 16Palmitic Acid
  17. 17Panthenol
  18. 18Xanthan Gum
  19. 19Stearic Acid
  20. 20Adenosine
  21. 21Water
  22. 22Myristic Acid

15 of 22 sit below the line, marked by Carbomer. Including what it is sold on: Allantoin.

La Roche-Posay Effaclar Duo+ M

  1. 1Aqua/Water/Eau
  2. 2Glycerin
  3. 3Dimethicone
  4. 4Isocetyl Stearate
  5. 5Niacinamide
  6. 6Isopropyl Lauroyl Sarcosinate
  7. 7Silica
  8. 8Ammonium Polyacryloyldimethyl Taurate
  9. 9Oryza Sativa Starch/Rice Starch
  10. 10Punica Granatum Pericarp Extract
  11. 11Potassium Cetyl Phosphate
  12. 12Sorbitan Oleate
  13. 13Zinc PCA
  14. 14Glyceryl Stearate SE
  15. 15Isohexadecane
  16. 16Sodium Hydroxide
  17. 17Myristyl Myristate
  18. 182-Oleamido-1,3-Octadecanediol
  19. 19Mannose
  20. 20Poloxamer 338
  21. 21Propanediol
  22. 22Hydroxyethoxyphenyl Butanone
  23. 23Capryloyl Salicylic Acid
  24. 24Caprylyl Glycol
  25. 25Vitreoscilla Ferment
  26. 26Citric Acid
  27. 27Trisodium Ethylenediamine Disuccinate
  28. 28Maltodextrin
  29. 29Xanthan Gum
  30. 30Pentylene Glycol
  31. 31Polysorbate 80
  32. 32Acrylamide/Sodium Acryloyldimethyltaurate Copolymer
  33. 33Salicylic Acid
  34. 34Piroctone Olamine
  35. 35Parfum/Fragrance

7 of 35 sit below the line, marked by Xanthan Gum.

Below the line is not too little to work: ceramides, retinoids and peptides all act far under a percent. It means the position stops carrying information. Where the line falls is inferred from the first ingredient whose whole job is done at a fraction of a percent, so it is a close read of the label rather than a number from the formula sheet.

The molecule doing the work

Advanced Snail 92 All In One CreamPro-vitamin B5
Effaclar Duo+ MGlycerin

Better for…

  • Dark spots & uneven toneEffaclar Duo+ M
  • Breakouts & congestionEffaclar Duo+ M
  • Dryness & dehydrationEffaclar Duo+ M
  • Sensitive, reactive skinAdvanced Snail 92 All In One Cream

La Roche-Posay Effaclar Duo+ M is the cheaper of the two (~€20 vs ~€22).

Ready to pick one?

Affiliate links, so a purchase sends us a small commission at no extra cost to you. As an Amazon Associate, Glow Simplified earns from qualifying purchases. We make and sell nothing here, so the verdict above never bends toward a sale.

Common questions

Is COSRX Advanced Snail 92 All In One Cream or La Roche-Posay Effaclar Duo+ M better for dark spots & uneven tone?

For dark spots & uneven tone, La Roche-Posay Effaclar Duo+ M is the stronger pick by our read of the two formulas. La Roche-Posay Effaclar Duo+ M does more across the board (it leads on hydration, brightening / tone, oil-control & blemishes), while COSRX Advanced Snail 92 All In One Cream is the simpler, more pared-back pick. Reach for La Roche-Posay Effaclar Duo+ M if you want the actives; COSRX Advanced Snail 92 All In One Cream if you want fewer ingredients doing less, gently.

Which is cheaper, COSRX Advanced Snail 92 All In One Cream or La Roche-Posay Effaclar Duo+ M?

La Roche-Posay Effaclar Duo+ M is the cheaper of the two (~€20 vs ~€22).

Can I use COSRX Advanced Snail 92 All In One Cream and La Roche-Posay Effaclar Duo+ M together?

They are both moisturizers, so you would normally pick one rather than layer both in the same step. You can keep both and alternate them (morning and night, or on different days) if you like variety, but you do not need two.

What the scene shows

The cross-section at the top of this page is not decoration and not a diagram of the skin in general: it places the molecules these two are sold on at the layer each is understood to act on. COSRX Advanced Snail 92 All In One Cream is placed by Hyaluronic acid (the stratum corneum), Pro-vitamin B5 (the stratum corneum), Snail Secretion Filtrate (not established). La Roche-Posay Effaclar Duo+ M is placed by Glycerin (the stratum corneum), Niacinamide (the living epidermis), Salicylic acid (BHA) (the stratum corneum). A layer is where an ingredient does its work, never how deep it travels, and never a claim about how well it works.

Back up to the scene

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