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Product Comparison

Here's our complete breakdown comparing the ingredients, attributes, and more of Rilastil 365 Specifics Acnestil SPF 50+ versus Bioderma Photoderm AKN Mat SPF 30 .

Last updated on September 18, 2023. Published on April 16, 2023

Overview

What they are

These products are both sunscreens. They have a total of 11 ingredients in common

Cool Features

They both contain exfoliants, SPF and Vitamin E

Suited For

They're both likely to be good for fighting acne, brightening skin, oily skin, reducing pores and dark spots

Free From

They both do not contain any harsh alcohols, common allergens, oils, parabens, silicones or sulfates

What's Inside

They both contain fragrances

We independently verify ingredients, and our claims are backed by peer-reviewed research. Spot a product that need an update? Let us know.

Sunscreen Italian Brand Italy
Sunscreen French Brand France

Sunscreen

Sunscreens help absorb or reflect UV radiation and protect skin against skin damage. Sunscreens may come in the form of lotion, gel, foam, spray, or solid-stick.

Sunscreen

Sunscreens help absorb or reflect UV radiation and protect skin against skin damage. Sunscreens may come in the form of lotion, gel, foam, spray, or solid-stick.

Price

Ingredient Info

Click any item below to learn more and view relevant ingredients.
alcohol-free
silicon-free
fragrance-free
sulfate-free
paraben-free
oil-free
fungal-acne safe
reef-safe
eu-allergen-free
vegan
cruelty-free
spf rating
50
alcohol-free
silicon-free
fragrance-free
sulfate-free
paraben-free
oil-free
fungal-acne safe
reef-safe
eu-allergen-free
vegan
cruelty-free
spf rating
30

At a glance

Click on any of the items below to learn more

Notable Ingredients

Chemical UV Filter (6)
Vitamin E
Exfoliators
Niacinamide

Benefits

Hydrating
Good For Oily Skin
Redness Reducing (2)
Reduces Irritation (2)
Reduces Large Pores
Dark Spots (2)
Acne Fighting
Brightening (3)

Concerns

Irritating
Rosacea (4)
Eczema (2)

Notable Ingredients

Chemical UV Filter (4)
Mineral UV Filter
AHA
BHA
Vitamin E (2)
Exfoliators

Benefits

Good For Oily Skin (2)
Skin Texture
Reduces Large Pores (2)
Anti-Aging
Dark Spots
Scar Healing (2)
Acne Fighting
Brightening (4)

Concerns

Drying
Irritating (2)
Rosacea (3)
Eczema (3)
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Ingredients Compared

Ingredients that are highlighted in purple are present in both products.

Ingredients Side-by-side

Ingredients that are highlighted in purple are present in both products.

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Ingredients Explained

These ingredients are found in both products.

Ingredients higher up in an ingredient list are typically present in a larger amount.

1
What it does: Skin Conditioning, Solvent
Community Rating: Loved

Water. It's the most common cosmetic ingredient of all. You'll usually see it at the top of ingredient lists, meaning that it makes up the largest part of the product.

So why is it so popular? Water most often acts as a solvent - this means that it helps dissolve other ingredients into the formulation.

You'll also recognize water as that liquid we all need to stay alive. Talk about multi-purpose! If you see this, drink a glass of water. Stay hydrated!

Learn more about Water

Rilastil 365 Specifics Acnestil SPF 50+ contains this as ingredient number 1.

Bioderma Photoderm AKN Mat SPF 30 contains this as ingredient number 1.

2
What it does: Abrasive, Absorbent
Community Rating: Disliked

Silica is a mineral naturally found in our skin. It helps to thicken and smooth the texture of a product. It also acts as an agent for other ingredients by increasing the absorption of other ingredients into the skin.

Silica is often used for absorption and can help reduce shine when products are applied. Silica occurs in naturally in materials like clay and sandstone, and it can also be produced synthetically.

Silica is present naturally within the skin during collagen production and when reducing inflammation.

Learn more about Silica

Rilastil 365 Specifics Acnestil SPF 50+ contains this as ingredient number 2.

Bioderma Photoderm AKN Mat SPF 30 contains this as ingredient number 12.

3
What it does: UV Absorber, UV Filter
Community Rating: Liked

Ethylhexyl Triazone is a modern chemical sunscreen that protects from UV-B radiation.

It is the most effective of existing UV-B filters, as it provides the highest level of photo-stable absorption. It protects from the entire UV-B range (280 to 320nm), with it's highest level of protection at 314nm.

Ethylhexyl Triazone is oil soluble, oderless and colorless, which mean it is able to be incorporated into a variety of different formulations.

It is not currently available within the United States due to slow changing FDA regulations. Outside of the US, it is used in formulations at concentrations up to 5%.

Learn more about Ethylhexyl Triazone

Rilastil 365 Specifics Acnestil SPF 50+ contains this as ingredient number 7.

Bioderma Photoderm AKN Mat SPF 30 contains this as ingredient number 6.

4
What it does: Skin Conditioning, UV Absorber, UV Filter
Community Rating: Liked

You might know this ingredient as Tinosorb S or Bemotrizinol. It is a UV filter that covers both UVA and UVB rays.

Bemotrizinol has two peak UV absorption peaks ( 310 and 340 nm) and is able to absorb both UV-A and UV-B rays. Skin exposed to UV causes free-radical molecules to form. This ingredient works by preventing the UV from reaching your skin.

It is highly photostable and helps prevent the photodegration of other sunscreen ingredients such as avobenzone.

Bemotrizinol is not approved in the US but is allowed in the EU, Australia, and Asia.

In fact, it is the most effective UV absorber at maximum concentration (measured by SPF) permitted by in the EU.

It is oil-soluble.

Learn more about Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine

Rilastil 365 Specifics Acnestil SPF 50+ contains this as ingredient number 8.

Bioderma Photoderm AKN Mat SPF 30 contains this as ingredient number 11.

5
What it does: UV Filter
Community Rating: Liked

Diethylamino Hydroxybenzoyl Hexyl Benzoate (DHHB) is a chemical UVA absorber. It is formulated for high UVA protection (320-400 nm) and photostability.

DHHB has been approved by the EU, Japan, Taiwan, and South America for use up to 10%.

UV absorbers are an agent that absorbs UV rays. They protect your skin by using chemical reactions to convert UV rays into heat and energy.

UV rays are a form of electromagnetic radiation from the sun. Other sources include tanning beds and welding torches. Radiation is the emission of energy. UV Rays are divided into 3 groups. UVA (320-400 nm) contains the least amount of energy. They are linked to long term skin damage such as wrinkles and hyperpigmentation. UVB (290-320 nm) rays emit more energy than UVA rays. They are capable of damaging DNA in skin cells. UVB causes sunburns and are thought to be linked to skin cancer. UVC (200-280 nm) contains the highest amount of energy. Our ozone blocks UVC. UVC can also originate from welding torches, mercury lamps, and sanitizing bulbs.

Learn more about Diethylamino Hydroxybenzoyl Hexyl Benzoate

Rilastil 365 Specifics Acnestil SPF 50+ contains this as ingredient number 13.

Bioderma Photoderm AKN Mat SPF 30 contains this as ingredient number 5.

6
What it does: Emulsifying
Community Rating: Liked

Potassium Cetyl Phosphate is the potassium salt of a mixture. This mixture consists of the esters from phosphoricacid and cetyl alcohol.

Potassium Cetyl Phosphate is an emulsifier and cleansing agent. Emulsifiers help stabilize a product. It does this by preventing certain ingredients from separating.

As a cleansing agent, Potassium Cetyl Phosphate helps gather oils, dirts, and pollutants from your skin. This makes it easier to rinse them away with water.

Learn more about Potassium Cetyl Phosphate

Rilastil 365 Specifics Acnestil SPF 50+ contains this as ingredient number 14.

Bioderma Photoderm AKN Mat SPF 30 contains this as ingredient number 7.

7
What it does: Skin Conditioning, Solvent
Community Rating: Mixed

1,2-Hexanediol is a multi-tasker ingredient. It acts as a preservative to increase shelf-life and can aid other preservatives in preventing microbe growth. 1,2-Hexanediol also helps the skin retain moisture as a humectant.

In products that are water-based, this ingredient can help stabilize perfumes and fragrances. It can also help make the texture of products softer and more smooth.

Rilastil 365 Specifics Acnestil SPF 50+ contains this as ingredient number 22.

Bioderma Photoderm AKN Mat SPF 30 contains this as ingredient number 10.

8
What it does: Emulsifying, Emulsion Stabilising, Gel Forming, Skin Conditioning
Community Rating: Disliked

Xanthan gum is used as a stabilizer and thickener within cosmetic products. It helps give products a sticky, thick feeling - preventing them from being too runny.

On the technical side of things, xanthan gum is a polysaccharide - a combination consisting of multiple sugar molecules bonded together.

Xanthan gum is a pretty common and great ingredient. It is a natural, non-toxic, non-irritating ingredient that is also commonly used in food products.

Learn more about Xanthan Gum

Rilastil 365 Specifics Acnestil SPF 50+ contains this as ingredient number 24.

Bioderma Photoderm AKN Mat SPF 30 contains this as ingredient number 19.

9
What it does: Antioxidant, Skin Conditioning
Community Rating: Liked

Tocopheryl Acetate is AKA Vitamin E. It is an antioxidant and protects your skin from free radicals. Free radicals damage the skin by breaking down collagen.

One study found using Tocopheryl Acetate with Vitamin C decreased the number of sunburned cells.

Tocopheryl Acetate is commonly found in both skincare and dietary supplements.

Learn more about Tocopheryl Acetate

Rilastil 365 Specifics Acnestil SPF 50+ contains this as ingredient number 29.

Bioderma Photoderm AKN Mat SPF 30 contains this as ingredient number 17.

10
What it does: Masking, Skin Conditioning
Community Rating: Mixed

Caprylic/Capric Triglyceride is an emollient, solvent, and texture enhancer. It is considered a skin-softener by helping the skin prevent moisture loss.

Within a product, Caprylic Triglyceride can thicken the product and make spreadability easier by dissolving clumping compounds. An added benefit of Caprylic Triglyceride is its antioxidant properties.

Caprylic Triglyceride is made by combining glycerin with coconut oil, forming a clear liquid. Caprylic Triglyceride has not been found to be toxic for human use in concentrations under 50%.

While there is an assumption Caprylic Triglyceride can clog pores due to it being derived from coconut oil, there is no research supporting this.

Learn more about Caprylic/Capric Triglyceride

Rilastil 365 Specifics Acnestil SPF 50+ contains this as ingredient number 30.

Bioderma Photoderm AKN Mat SPF 30 contains this as ingredient number 30.

11
What it does: Buffering
Community Rating: Mixed

Sodium Hydroxide is also known as lye or caustic soda. It is used to adjust the pH of products; many ingredients require a specific pH to be effective.

In small amounts, sodium hydroxide is considered safe to use. However, large amounts may cause chemical burns due to its high alkaline.

Your skin has a natural pH and acid mantle. This acid mantle helps prevent harmful bacteria from breaking through. The acid mantle also helps keep your skin hydrated.

"Alkaline" refers to a high pH level. A low pH level would be considered acidic.

Learn more about Sodium Hydroxide

Rilastil 365 Specifics Acnestil SPF 50+ contains this as ingredient number 40.

Bioderma Photoderm AKN Mat SPF 30 contains this as ingredient number 20.

Here's what our community thinks of the ingredients in these two products.

40% are loved or liked
9% have mixed ratings
28% are disliked or very disliked
23% have no rating yet
53% are loved or liked
19% have mixed ratings
22% are disliked or very disliked
6% have no rating yet

Usage

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When to use

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Reviews

Here's what our community thinks

Rilastil 365 Specifics Acnestil SPF 50+ 43 ingredients

365 Specifics Acnestil SPF 50+ hasn't been rated yet.
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Bioderma Photoderm AKN Mat SPF 30 32 ingredients

5.0 /5
from 1 rating

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