Dermatica Custom Formula (Tretinoin 0.05% & Azelaic Acid 15%)

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What's inside

Paraben-Free Sulfate-Free Alcohol-Free Silicone-Free EU Allergen-Free Fungal Acne (Malassezia) Safe Vegan-friendly Reef-safe

Ingredients list

16 total
Lower hazard (1) Higher hazard (4)
All16 Solvent6 Fragrance5 Skin Conditioning5 Emollient5 Viscosity Controlling4 Film Forming3 Viscosity Increasing Agent3 Emulsifying3
EWG CIR Ingredient Name & Cosmetic Functions Notes
Low risk 1
CIR unknown
Water
(Solvent)
Low risk 1
CIR A A
Azelaic Acid
(Fragrance, Ph Adjuster, Buffering Agent, Masking)
Low risk 1
CIR unknown
Propanediol
(Solvent, Viscosity Decreasing Agent, Viscosity Controlling)
Low risk 2
CIR A 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
Good for Dry Skin
Low risk 1
CIR A A
Cetyl Alcohol
(Emulsion Stabilising, Fragrance, Opacifying, Emulsifying, Surfactant, Foam Boosting, Viscosity Increasing Agent, Emollient, Masking, Viscosity Controlling)
comedogenic2
Comedogenic Rating (2)
Low risk 1
CIR A A
Glyceryl Stearate
(Emollient, Emulsifying)
Fungal Acne
Fungal Acne Trigger
comedogenic1
Comedogenic Rating (1)
Low risk 1
CIR B B
Isohexadecane
(Skin Conditioning, Emollient, Solvent)
Low risk 1
CIR B B
Isododecane
(Fragrance, Solvent, Emollient, Perfuming)
Low risk 1
CIR unknown
C13-15 Alkane
(Solvent)
Low risk 3
CIR A A
Dimethicone
(Antifoaming Agent, Skin Protecting, Emollient, Skin Conditioning)
Silicone
Silicone
comedogenic1
Comedogenic Rating (1)
Low risk 2
CIR unknown
Polyacrylate-13
(Film Forming)
Low risk 1
CIR A A
Polyisobutene
(Binding Agent, Film Forming, Viscosity Increasing Agent, Binding, Viscosity Controlling)
Low risk 3
CIR B B
Polysorbate 20
(Emulsifying, Surfactant)
Fungal Acne
Fungal Acne Trigger
Risk unknown
CIR unknown
Polyurethane-39
(Viscosity Controlling)
Moderate risk 4
CIR A A
Phenoxyethanol
(Fragrance, Preservative)
Low risk 3
CIR unknown
Tocopheryl Acetate
(Antioxidant, Skin Conditioning)
Bad for Oily Skin
Bad for Oily Skin

About this product

The Dermatica Custom Formula (Tretinoin 0.05% & Azelaic Acid 15%) is a misc. Our analysis of its 16 ingredients (14 low-risk) rates it Excellent (97/100). Based on its ingredients, it looks well-suited to oily / acne-prone and dry skin.

Summarised from our ingredient analysis — not brand marketing copy.

At a glance

Type
Misc
Ingredients
16
Low-risk
14
Fragrance
Fragrance-free
Origin
United Kingdom
Data updated
May 2026

The evidence

Ingredients Related to Skin Types

Good   Bad — tap a skin type to see which ingredients · estimated from ingredient functions
Dry Skin 6/3
Good for dry skin
Glyceryl Stearate Cetyl Alcohol Isododecane Isohexadecane Glycerin Dimethicone
Caution for dry skin
Cetyl Alcohol Glycerin Polysorbate 20
Oily/Acne-Prone Skin 1/0
Good for oily/acne-prone skin
Azelaic Acid
Sensitive Skin 3/5
Good for sensitive skin
Glycerin Dimethicone Tocopheryl Acetate
Caution for sensitive skin
Cetyl Alcohol Azelaic Acid Isododecane Glycerin Phenoxyethanol

My Ingredient Notes

No personal ingredient notes yet. Save ingredients to your profile to get good/bad alerts here.

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Key ingredients

Retinoid
Visibly reduces the signs of aging.
Vitamin E
Protects skin and soothes irritation.
Azelaic Acid
Gently exfoliates and reduces inflammation.
Antioxidants
Shields skin from free radical damage.

Benefits

Scar HealingImproves the look of marks and scars.
BrighteningRestores radiance to dull, tired skin.
Acne FightingFights acne and helps prevent breakouts.
HydratingBoosts hydration and relieves dry, tight skin.
Reduces Large PoresMinimizes the look of enlarged pores.
Dark SpotsFades dark spots for even skin tone.
Skin TextureSmooths rough patches and refines texture.
Barrier RepairStrengthen and restore your skin's natural barrier.

Concerns

Contains silicone
Not fungal acne (malassezia) safe
May not suit sensitive skin

How to use

How to use

  • 1 Morning & evening: Suitable for both AM and PM use.

General guidance from this product's category and active ingredients — always follow the directions on the package.

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Frequently asked questions

answered from the analysis
Is it fungal-acne (Malassezia) safe?

No — the formula contains at least one ingredient that can feed Malassezia. The flagged entries are marked in the ingredient table above. Check any other product with our fungal acne checker.

Can I use it during pregnancy?

No commonly flagged ingredient classes (retinoids, high-dose salicylic acid, hydroquinone) were found. Still, check with your doctor — this is not medical advice.

Does it contain drying alcohol?

No drying alcohols were found in the ingredient list. The brand also lists it as fragrance-free.

Will it clog pores (comedogenicity)?

The highest-rated ingredient scores 2/5 on the comedogenic scale — patch-test first if you're acne-prone. Check any other product with our pore-clogging checker.

Is it vegan?

No — the brand does not list this product as vegan.

Alternatives