365 Tone-up Sunscreen

Round Lab

Where to buy Possibly in stock

About this product

The Round Lab 365 Tone-up Sunscreen is a emulsion. Our analysis of its 32 ingredients (29 low-risk) rates it Excellent (97/100). Based on its ingredients, it looks well-suited to dry and sensitive skin.

Vegan-friendly

Summarised from our ingredient analysis — not brand marketing copy.

At a glance

Type
Emulsion
Ingredients
32
Low-risk
29
Fragrance
Fragrance-free

The evidence

Quick Product Notes

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

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 9/5
Good for dry skin
C30-45 Alkyl Cetearyl Dimethicone Crosspolymer Glyceryl Caprylate Aluminum Hydroxide Ethylhexyl Palmitate Caprylyl Glycol Butylene Glycol Cyclohexasiloxane Dimethicone Cyclopentasiloxane
Caution for dry skin
Glyceryl Caprylate Stearic Acid Calamine Lauryl PEG-9 Polydimethylsiloxyethyl Dimethicone Cetyl PEG/PPG-10/1 Dimethicone
Oily/Acne-Prone Skin No data
Sensitive Skin 5/4
Good for sensitive skin
Zinc Oxide Aluminum Hydroxide Calamine Dimethicone Allantoin
Caution for sensitive skin
Dipropylene Glycol Stearic Acid Ethylhexyl Palmitate Butylene Glycol

Ingredients list

32 total
Lower hazard (1) Higher hazard (6)
All32 Skin Conditioning19 Emollient8 Skin Protecting8 Hair Conditioning7 Solvent6 Viscosity Controlling6 Film Forming4 Opacifying4
EWG CIR Ingredient Name & Cosmetic Functions Notes
1
A
1,2-Hexanediol
(Solvent)
1
A
C30-45 Alkyl Cetearyl Dimethicone Crosspolymer
(Film Forming, Hair Conditioning, Skin Conditioning, Emollient)
2
3
Zinc Oxide
(Bulking Agent, Cosmetic Colorant, Skin Protecting, Sunscreen Agent)
Good for Oily Skin
Good for Oily Skin
1
A
Glyceryl Caprylate
(Skin Conditioning, Emollient, Emulsifying, Surfactant)
1
A
Dimethicone/Vinyl Dimethicone Crosspolymer
(Viscosity Controlling)
1
A
Disteardimonium Hectorite
(Stabilising, Viscosity Controlling)
1
A
Dipropylene Glycol
(Fragrance, Solvent, Viscosity Decreasing Agent, Masking, Viscosity Controlling)
1
A
Panthenol
(Antistatic Agent, Hair Conditioning, Skin Conditioning)
Good for Dry Skin
Good for Dry Skin
1
A
Magnesium Sulfate
(Bulking Agent, Hair Conditioning, Viscosity Controlling)
1
A
Methyl Methacrylate Crosspolymer
(Film Forming, Viscosity Increasing Agent)
1
A
Stearic Acid
(Fragrance, Sufactant, Emulsifying, Surfactantsurfactant Cleansing Agent Is Included As A Function For The Soap Form Of Stearic Acid., Emulsion Stabilising, Masking, Refatting)
Bad for Oily Skin
Bad for Oily Skin
Fungal Acne
Fungal Acne Trigger
1
A
Aluminum Hydroxide
(Emollient, Humectant, Opacifying, Skin Protecting, Viscosity Controlling)
1
B
Ethylhexyl Palmitate
(Fragrance, Skin Conditioning, Emollient, Perfuming)
Fungal Acne
Fungal Acne Trigger
1
Water
(Solvent)
1
A
Caprylyl Glycol
(Hair Conditioning, Skin Conditioning, Emollient, Humectant)
1
Caprylyl Methicone
(Skin Conditioning)
1
Calamine
(Absorbent, Opacifying, Skin Protecting)
1
A
Butylene Glycol
(Fragrance, Skin Conditioning, Solvent, Viscositydecreasing Agent, Humectant, Masking, Viscosity Controlling)
Good for Dry Skin
Good for Dry Skin
1
Triethoxycaprylylsilane
(Binding Agent, Binding)
1
Polymethylsilsesquioxane
(Opacifying)
1
Tocopherol (Vitamin E) Good for Dry Skin
Good for Dry Skin
2
A
Cyclohexasiloxane
(Hair Conditioning, Skin Conditioning, Emollient, Solvent)
2
Iron Oxides
(Colorant, Cosmetic Colorant)
3
A
Dimethicone
(Antifoaming Agent, Skin Protecting, Emollient, Skin Conditioning)
Silicone
Silicone
3
A
Lauryl PEG-9 Polydimethylsiloxyethyl Dimethicone
(Hair Conditioning, Skin Conditioning, Surfactant)
3
A
Cyclopentasiloxane
(Hair Conditioning, Skin Conditioning, Emollient, Solvent)
Silicone
Silicone
3
A
Cetyl PEG/PPG-10/1 Dimethicone
(Emulsifying, Skin Conditioning, Surfactant)
1
A
Allantoin
(Skin Conditioning, Skin Protecting, Soothing)
Good for Oily Skin
Good for Oily Skin
Good for Sensitive Skin
Good for Sensitive Skin
4
Ethylhexyl Salicylate
(Uv Absorber, Uv Filter)
6
Ethylhexyl Methoxycinnamate
(Uv Absorber, Uv Filter)
Bad for Oily Skin
Bad for Oily Skin
Bad for Sensitive Skin
Bad for Sensitive Skin
1
3
Titanium/Titanium Dioxide
(Cosmetic Colorant, Opacifying)
Prunus Persica (Peach) Bud Extract

My Ingredient Notes

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Key ingredients

C30-45 Alkyl Cetearyl Dimethicone Crosspolymer
Skin Conditioning, Emollient
Zinc Oxide
Skin Protecting
Glyceryl Caprylate
Skin Conditioning, Emollient
Panthenol
Skin Conditioning
Aluminum Hydroxide
Emollient, Humectant
Ethylhexyl Palmitate
Skin Conditioning, Emollient

Benefits

Good for dry skin
Good for sensitive skin

Concerns

Contains silicone
Not fungal acne (malassezia) safe

Ingredients explained

1,2-Hexanediol
Solvent
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Solvent
C30-45 Alkyl Cetearyl Dimethicone Crosspolymer
Film forming, Hair conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Film formingHair conditioningSkin conditioningEmollient
Glyceryl Caprylate
Skin conditioning, Emollient
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Skin conditioningEmollientEmulsifyingSurfactant
Dimethicone/Vinyl Dimethicone Crosspolymer
Viscosity controlling
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Viscosity controlling
Disteardimonium Hectorite
Stabilising, Viscosity controlling
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A StabilisingViscosity controlling
Dipropylene Glycol
Fragrance, Solvent
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A FragranceSolventViscosity decreasing agentMaskingViscosity controlling
Magnesium Sulfate
Bulking agent, Hair conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Bulking agentHair conditioningViscosity controlling
Methyl Methacrylate Crosspolymer
Film forming, Viscosity increasing agent
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Film formingViscosity increasing agent
Aluminum Hydroxide
Emollient, Humectant
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A EmollientHumectantOpacifyingSkin protectingViscosity controlling
Water
Solvent
Low-hazard ingredient.Read moreShow less
EWG 1 Solvent
Caprylyl Glycol
Hair conditioning, Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Hair conditioningSkin conditioningEmollientHumectant
Caprylyl Methicone
Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 Skin conditioning
Calamine
Absorbent, Opacifying
Low-hazard ingredient.Read moreShow less
EWG 1 AbsorbentOpacifyingSkin protecting
Triethoxycaprylylsilane
Binding agent, Binding
Low-hazard ingredient.Read moreShow less
EWG 1 Binding agentBinding
Polymethylsilsesquioxane
Opacifying
Low-hazard ingredient.Read moreShow less
EWG 1 Opacifying
+ 7 more — see the full ingredients list above
Zinc Oxide
Bulking agent, Cosmetic colorant
Low-to-moderate hazard.Read moreShow less
EWG 2–3 Bulking agentCosmetic colorantSkin protectingSunscreen agent Good for Oily Skin
Panthenol
Antistatic agent, Hair conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Antistatic agentHair conditioningSkin conditioning Good for Dry Skin
Stearic Acid
Fragrance, Sufactant
Potentially comedogenic - can block poresRead moreShow less
EWG 1 CIR A FragranceSufactantEmulsifyingSurfactantsurfactant-cleansing agent is included as a function for the soap form of stearic acid.Emulsion stabilisingMaskingRefatting Bad for Oily SkinFungal-acne trigger
Ethylhexyl Palmitate
Fragrance, Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 CIR B FragranceSkin conditioningEmollientPerfuming Fungal-acne trigger
Butylene Glycol
Fragrance, Skin conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A FragranceSkin conditioningSolventViscositydecreasing agentHumectantMaskingViscosity controlling Good for Dry Skin
Tocopherol (Vitamin E)
Other
Low-hazard ingredient.Read moreShow less
EWG 1 Good for Dry Skin
Dimethicone
Antifoaming agent, Skin protecting
Low-to-moderate hazard.Read moreShow less
EWG 3 CIR A Antifoaming agentSkin protectingEmollientSkin conditioning Silicone
Cyclopentasiloxane
Hair conditioning, Skin conditioning
Low-to-moderate hazard.Read moreShow less
EWG 3 CIR A Hair conditioningSkin conditioningEmollientSolvent Silicone
Allantoin
Skin conditioning, Skin protecting
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Skin conditioningSkin protectingSoothing Good for Oily SkinGood for Sensitive Skin
Ethylhexyl Methoxycinnamate
Uv absorber, Uv filter
Potentially a skin irritantRead moreShow less
EWG 6 Uv absorberUv filter Bad for Oily SkinBad for Sensitive Skin

How to use

How to use

  • 1 Morning only: Apply as the last step of your AM routine, after moisturiser, and reapply every ~2 hours of sun exposure.

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

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