Peptide Serum
The Isana Peptide Serum is a emulsion. Our analysis of its 21 ingredients (20 low-risk) rates it Excellent (98/100). Based on its ingredients, it looks well-suited to dry skin.
The Isana Peptide Serum is a emulsion. Our analysis of its 21 ingredients (20 low-risk) rates it Excellent (98/100). Based on its ingredients, it looks well-suited to dry skin.
Summarised from our ingredient analysis — not brand marketing copy.
The evidence
Dry Skin
7/4
Oily/Acne-Prone Skin
No data
Sensitive Skin
1/9
| EWG | CIR | Ingredient Name & Cosmetic Functions | Notes |
|---|---|---|---|
1
|
|
Water
(Solvent) |
|
|
1
|
|
Methylpropanediol
(Solvent) |
|
|
2
|
A
|
Glycerin
(Denaturant, Fragrance, Hair Conditioning, Humectant, Oral Care Agent, Oral Health Care Drug, Skin Protecting, Viscosity Decreasing Agent, Perfuming, Solvent) |
Good for Dry Skin
Fungal Acne Trigger
|
|
3
|
B
|
Propylene Glycol
(Fragrance, Humectant, Skin Conditioningagent Miscellaneous, Solvent, Viscosity Decreasing Agent, Skin Conditioning, Viscosity Controlling) |
Good for Dry Skin
|
|
1
|
A
|
Hydrogenated Starch Hydrolysate
(Humectant, Oral Care Agent) |
|
|
1
|
|
Hydrolyzed Hyaluronic Acid
(Hair Conditioning, Humectant, Skin Conditioning) |
|
|
1
|
|
Acetyl Hexapeptide-8
(Humectant, Skin Conditioning) |
|
|
1
|
A
|
Ethylhexylglycerin
(Deodorant, Skin Conditioning) |
|
|
1
|
A
|
Xanthan Gum
(Binding Agent, Emulsion Stabilising, Skin Conditioning, Surfactant Emulsifying Agent, Viscosity Increasing Agent, Binding, Gel Forming, Viscosity Controlling) |
|
|
1
|
A
|
Aspartic Acid
(Fragrance, Hair Conditioning, Skin Conditioning, Antistatic Agent, Masking) |
|
|
1
|
|
Soluble Collagen
(Hair Conditioning, Skin Conditioning, Antistatic Agent, Film Forming, Humectant) |
|
|
1
|
B
|
Sodium Salicylate
(Denaturant, Preservative) |
|
|
1
|
A
|
Caprylyl Glycol
(Hair Conditioning, Skin Conditioning, Emollient, Humectant) |
|
|
3
|
A
|
Sodium Benzoate
(Fragrance, Preservative, Anticorrosive, Masking) |
|
|
2
|
A
|
Citric Acid
(Chelating Agent, Fragrance, Ph Adjuster, Buffering Agent, Masking) |
Bad for Sensitive Skin
|
|
3
|
B
|
Sodium Hydroxide
(Denaturant, Ph Adjuster, Buffering Agent) |
|
|
1
|
|
Tetrasodium Iminodisuccinate
(Chelating Agent) |
|
|
1
|
A
|
Fumaric Acid
(Fragrance, Ph Adjuster, Buffering Agent) |
|
|
1
|
A
|
Sodium Citrate
(Ph Adjuster, Buffering Agent, Chelating, Masking) |
|
|
3
|
|
Maleic Acid
(Fragrance, Ph Adjuster, Buffering Agent) |
|
3
4
|
B
|
Malic Acid
(Fragrance, Ph Adjuster, Buffering Agent) |
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How to use
General guidance from this product's category and active ingredients — always follow the directions on the package.
Trust & honesty
The concentrations these actives are typically effective at in research — not a measurement of this product.
OTC leave-on AHAs are usually 5–10%. The effect also depends on pH and free-acid value, not the percentage alone.
Malic Acid
INCI lists don't disclose amounts, and we don't claim to know this product's levels — these are the ranges these ingredients are usually effective at, so you can tell a real formula from "fairy-dusting" a marketed active. How we estimate this.
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