The Custom Drops

3INA

Where to buy Possibly in stock

About this product

The 3INA The Custom Drops is a misc. Our analysis of its 14 ingredients (10 low-risk) rates it Excellent (100/100). Based on its ingredients, it looks well-suited to dry skin.

Vegan-friendly Reef-safe

Summarised from our ingredient analysis — not brand marketing copy.

At a glance

Type
Misc
Ingredients
14
Low-risk
10
Fragrance
Fragrance-free
Origin
Spain
Data updated
Jun 2026

The evidence

Quick Product Notes

Paraben-Free Sulfate-Free Alcohol-Free Silicone-Free EU Allergen-Free Fungal Acne (Malassezia) Safe Minimal Ingredients

Notable Effects & Ingredients

No Notable Effects & Ingredients

Ingredients Related to Skin Types

Good   Bad — tap a skin type to see which ingredients · estimated from ingredient functions
Dry Skin 4/1
Good for dry skin
Dicaprylyl Carbonate Undecane Isododecane Hydrogenated Polyisobutene
Caution for dry skin
Silica
Oily/Acne-Prone Skin No data
Sensitive Skin 1/2
Good for sensitive skin
Pentaerythrityl Tetra-di-t-butyl Hydroxyhydrocinnamate
Caution for sensitive skin
Isododecane Tridecane

Ingredients list

14 total
Lower hazard (1) Higher hazard (2)
All14 Skin Conditioning8 Emollient4 Viscosity Controlling4 Fragrance3 Perfuming2 Colorant2 Antioxidant2 Solvent1
EWG CIR Ingredient Name & Cosmetic Functions Notes
1
B
Isododecane
(Fragrance, Solvent, Emollient, Perfuming)
CI 77891
(Colorant)
1
Undecane
(Emollient, Skin Conditioning)
1
A
Hydrogenated Polyisobutene
(Skin Conditioning, Emollient, Viscosity Increasing Agent, Viscosity Controlling)
1
Dicaprylyl Carbonate
(Skin Conditioning, Emollient)
1
Tridecane
(Perfuming)
CI 77220
(Colorant)
1
2
A
Silica
(Abrasive, Absorbent, Anticaking Agent, Bulking Agent, Opacifying, Viscosity Controlling)
1
A
Ethylene/Propylene/Styrene Copolymer
(Viscosity Controlling)
1
A
Butylene/Ethylene/Styrene Copolymer
(Viscosity Controlling)
1
Triethoxysilylethyl Polydimethylsiloxyethyl Hexyl Dimethicone
(Skin Conditioning)
1
A
Pentaerythrityl Tetra-di-t-butyl Hydroxyhydrocinnamate
(Antioxidant)
TOCOPHEROL
(Antioxidant, Fragrance, Skin Conditioning)
Helianthus Annuus Seed Oil
(Fragrance, Skin Conditioning, Skin Conditioning Emollient)

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

Antioxidants
Shields skin from free radical damage.
Vitamin E
Protects skin and soothes irritation.
Exfoliators
Removes dead skin cells to smoothe texture.

Benefits

HydratingBoosts hydration and relieves dry, tight skin.
Anti-AgingSoftens lines and helps skin look youthful.
BrighteningRestores radiance to dull, tired skin.
Good For Oily SkinBalances oil and helps reduce shine.
Reduces Large PoresMinimizes the look of enlarged pores.
Redness ReducingSoothes visible redness and calms irritation.
Dark SpotsFades dark spots for even skin tone.
Barrier RepairStrengthen and restore your skin's natural barrier.

Concerns

May not suit sensitive skin

Ingredients explained

Isododecane
Fragrance, Solvent
Low-hazard ingredient.Read moreShow less
EWG 1 CIR B FragranceSolventEmollientPerfuming
CI 77891
Colorant
Limited public safety data.Read moreShow less
EWG N/A Colorant
Undecane
Emollient, Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 EmollientSkin conditioning
Hydrogenated Polyisobutene
Skin conditioning, Emollient
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Skin conditioningEmollientViscosity increasing agentViscosity controlling
Dicaprylyl Carbonate
Skin conditioning, Emollient
Low-hazard ingredient.Read moreShow less
EWG 1 Skin conditioningEmollient
Tridecane
Perfuming
Low-hazard ingredient.Read moreShow less
EWG 1 Perfuming
CI 77220
Colorant
Limited public safety data.Read moreShow less
EWG N/A Colorant
Silica
Abrasive, Absorbent
Low-hazard ingredient.Read moreShow less
EWG 1–2 CIR A AbrasiveAbsorbentAnticaking agentBulking agentOpacifyingViscosity controlling
Ethylene/Propylene/Styrene Copolymer
Viscosity controlling
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Viscosity controlling
Butylene/Ethylene/Styrene Copolymer
Viscosity controlling
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Viscosity controlling
Triethoxysilylethyl Polydimethylsiloxyethyl Hexyl Dimethicone
Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 Skin conditioning
Pentaerythrityl Tetra-di-t-butyl Hydroxyhydrocinnamate
Antioxidant
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Antioxidant
TOCOPHEROL
Antioxidant, Fragrance
Limited public safety data.Read moreShow less
EWG N/A AntioxidantFragranceSkin conditioning
Helianthus Annuus Seed Oil
Fragrance, Skin conditioning
Limited public safety data.Read moreShow less
EWG N/A FragranceSkin conditioningSkin conditioning emollient
No flagged concerns — nice!

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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