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Les Cosmetiques Serum booster plan — Ingredient Analysis & Score | Gracie

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Les Cosmetiques Serum booster plan

7.6

Les Cosmetiques

Serum booster plan

serum

Overall score7.6

Les Cosmetiques Serum booster plan scores 7.6/9.8 overall. It ranks highest in ingredient transparency (8.8) and hydration efficacy (8.4).

✶ Hero ingredients

Silicone that smooths and protects

One of the most effective humectants

#4Dimethicone/Vinyl Dimethicone Crosspolymer

Silicone-based skin smoother

Score breakdown

Overall

7.6

Hydration Efficacy8.4

Irritation Risk8.0

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Ingredients

Niacinamide
Retinol
Hyaluronic Acid
Salicylic Acid

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Honest skincare intel. No jargon, no gatekeeping — just the ingredients decoded.

Active Ingredient Strength4.6

Ingredient Transparency8.8

Formulation Safety8.0

Estimated — based on ingredient analysis. Scores refine as user reviews are added.

Scores last verified: April 2026

What makes Les Cosmetiques Serum booster plan stand out

Les Cosmetiques Serum booster plan is a solid serum with an overall score of 7.6/9.8. it delivers a well-rounded formulation that balances efficacy with gentleness. The formula leads with Dimethicone, Glycerin, Dimethicone/Vinyl Dimethicone Crosspolymer — ingredients that support the skin barrier and moisture levels.

It performs well on hydration (8.4) and low irritation risk (8.0).

Is this right for you?

Great for

✓Dry or dehydrated skin — strong moisture-binding profile
✓Sensitive skin — low irritation risk with a gentle formulation
✓Safety-conscious shoppers — clean formulation with minimal flags

Key ingredients

✶
Dimethicone
Softens and smooths — #2 in the INCI list
✶
Glycerin
Draws in moisture — #3 in the INCI list
✶
Dimethicone/Vinyl Dimethicone Crosspolymer
Softens and smooths — #4 in the INCI list
✶
Niacinamide
Works on your skin — #5 in the INCI list
✶
Anhydroxylitol
Draws in moisture — #8 in the INCI list

Full ingredient list

43 ingredients — listed in INCI order (highest concentration first)

#1Aqua #2Dimethicone #3Glycerin #4Dimethicone/Vinyl Dimethicone Crosspolymer #5Niacinamide #6Polymethylsilsesquioxane #7Xylitylglucoside #8Anhydroxylitol #9Silica #10Phenoxyethanol #11Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer #12Xylitol #13Dimethiconol #14Polyacrylamide #15Sodium Peg-7 Olive Oil Carboxylate #16Tocopheryl Acetate #17C13-14 Isoparaffin #18Butylene Glycol #19Peg-100 Stearate #20Panthenol #21Parfum #22Ethylhexylglycerin #23Acrylates/C10-30 Alkyl Acrylate Crosspolymer #24Disodium Edta #25Allantoin #26Aloe Barbadensis Leaf Juice #27Laureth-7 #28Aminomethyl Propanol #29Sorbitan Isostearate #30Polysorbate 60 #31Carbomer #32Sodium Lactate #33Sodium Hyaluronate #34Limonene #35Geraniol #36Polysorbate 20 #37Citral #38Citronellol #39Citric Acid #40Sodium Benzoate #41Potassium Sorbate #42Palmitoyl Tripeptide-1 #43Palmitoyl Tetrapeptide-7

Compare with similar products

Kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum9.0
Medicube Hyaluronic Multi Peptide PDRN Serum9.0
Drunk Elephant A-Passioni Retinol Cream9.0
Medicube Deep Vita A Retinol Serum8.9
Paula's Choice Clinical 1% Retinol Treatment8.9

Ingredient breakdown

Other ingredient11
Draws in moisture6
Holds the formula together6
Works on your skin5
Added scent5
Softens and smooths4
Keeps the product fresh4
Formula balancers2

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© 2026 Gracie. All rights reserved. Data sourced from Open Beauty Facts (ODbL) and EU CosIng.