Waterproof Makeup Sealer

A2O Lab

Where to buy Possibly in stock

About this product

The A2O Lab Waterproof Makeup Sealer is a misc. Our analysis of its 5 ingredients (5 low-risk) rates it Excellent (100/100). Based on its ingredients, it looks well-suited to dry and sensitive skin.

Vegan-friendly Reef-safe

Summarised from our ingredient analysis — not brand marketing copy.

At a glance

Type
Misc
Ingredients
5
Low-risk
5
Fragrance
Fragrance-free
Origin
United States
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 1/0
Good for dry skin
Trimethylsiloxysilicate
Oily/Acne-Prone Skin No data
Sensitive Skin 1/0
Good for sensitive skin
Tocopheryl Acetate

Ingredients list

5 total
Lower hazard (1) Higher hazard (3)
All5 Skin Conditioning3 Solvent2 Viscosity Controlling2 Antifoaming Agent1 Emollient1 Viscosity Decreasing Agent1 Antioxidant1
EWG CIR Ingredient Name & Cosmetic Functions Notes
1
C10-13 Isoparaffin
(Solvent)
1
B
Trimethylsiloxysilicate
(Antifoaming Agent, Emollient, Skin Conditioning)
1
A
Ethylene/Propylene/Styrene Copolymer
(Viscosity Controlling)
1
C9-11 Isoparaffin
(Solvent, Viscosity Decreasing Agent, Viscosity Controlling)
3
Tocopheryl Acetate
(Antioxidant, Skin Conditioning)
Bad for Oily Skin
Bad for Oily Skin

My Ingredient Notes

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

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No close formula match yet — browse other products like this

Key ingredients

Vitamin E
Protects skin and soothes irritation.
Antioxidants
Shields skin from free radical damage.

Benefits

BrighteningRestores radiance to dull, tired skin.

Concerns

No major concerns flagged

Ingredients explained

C10-13 Isoparaffin
Solvent
Low-hazard ingredient.Read moreShow less
EWG 1 Solvent
Trimethylsiloxysilicate
Antifoaming agent, Emollient
Low-hazard ingredient.Read moreShow less
EWG 1 CIR B Antifoaming agentEmollientSkin conditioning
Ethylene/Propylene/Styrene Copolymer
Viscosity controlling
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Viscosity controlling
C9-11 Isoparaffin
Solvent, Viscosity decreasing agent
Low-hazard ingredient.Read moreShow less
EWG 1 SolventViscosity decreasing agentViscosity controlling
Tocopheryl Acetate
Antioxidant, Skin conditioning
Potentially comedogenic - can block poresRead moreShow less
EWG 3 AntioxidantSkin conditioning Bad for Oily 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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