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Product Comparison

Here's our complete breakdown comparing the ingredients, attributes, and more of Medik8 C-Tetra Eye versus Medik8 Daily Radiance Vitamin C .

Last updated on January 19, 2024. Published on March 21, 2024

Overview

What they are

These products are both vegan, cruelty-free, and reef safe . They have a total of 7 ingredients in common

Cool Features

They both contain Vitamin C and Vitamin E

Suited For

They're both likely to be good for anti aging, dry skin, brightening skin, dark spots and better texture

Free From

They both do not contain any harsh alcohols, parabens or sulfates

What's Inside

They both contain common allergens, fragrances, oils and silicones

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

Eye Moisturizer British Brand United Kingdom
Day Moisturizer British Brand United Kingdom

Eye Moisturizer

Eye moisturizers help add moisture back into the skin around the eyes; these can be creams, gels, or serums.

Day Moisturizer

Day Moisturizers are marketed to hydrate the skin during the daytime.

Price

Ingredient Info

Click any item below to learn more and view relevant ingredients.

Medik8 C-Tetra Eye 10 ingredients

Medik8 Daily Radiance Vitamin C 33 ingredients

alcohol-free
silicon-free
fragrance-free
sulfate-free
paraben-free
oil-free
fungal-acne safe
reef-safe
eu-allergen-free
vegan
cruelty-free
alcohol-free
silicon-free
fragrance-free
sulfate-free
paraben-free
oil-free
fungal-acne safe
reef-safe
eu-allergen-free
vegan
cruelty-free

At a glance

Click on any of the items below to learn more

Medik8 C-Tetra Eye 10 ingredients

Medik8 Daily Radiance Vitamin C 33 ingredients

Notable Ingredients

Vitamin C
Vitamin E

Benefits

Hydrating
Redness Reducing
Skin Texture
Anti-Aging
Dark Spots
Brightening (2)

Concerns

Irritating

Notable Ingredients

Chemical UV Filter (3)
Vitamin C
Vitamin E
Hyaluronic Acid

Benefits

Hydrating
Redness Reducing
Skin Texture
Anti-Aging
Dark Spots
Brightening (3)

Concerns

May Worsen Oily Skin
Acne Trigger
Eczema
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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: Antioxidant, Skin Conditioning
Community Rating: Loved

Tetrahexyldecyl Ascorbate is a form of Vitamin C.

Vitamin C helps reduce redness, improve skin texture, reduce the effects of aging, reduce the visibility of dark spots, and brighten skin.

Your skin uses Vitamin C to produce collagen and collagen production plays a role in having a strong skin barrier and having plump skin. As an antioxidant, Sodium Ascorbyl Phosphate also helps reduce the signs of aging such as fine-lines and wrinkles.

Studies show Tetrahexyldecyl Ascorbate is more stable when combined with stabilizing ingredients.

VItamin C helps brighten skin by blocking the process of skin darkening.

Read more about other types of Vitamin C:

Learn more about Tetrahexyldecyl Ascorbate

Medik8 C-Tetra Eye contains this as ingredient number 4.

Medik8 Daily Radiance Vitamin C contains this as ingredient number 2.

2
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

Medik8 C-Tetra Eye contains this as ingredient number 5.

Medik8 Daily Radiance Vitamin C contains this as ingredient number 16.

3
What it does: Masking, Perfuming, Skin Conditioning

Citrus Grandis Peel Oil is an essential oil that is derived from the peel of a Grapefruit. It is composed largely of limonene, which is a fragrance that can cause irritation for sensitive skin.

Medik8 C-Tetra Eye contains this as ingredient number 6.

Medik8 Daily Radiance Vitamin C contains this as ingredient number 21.

4
What it does: Perfuming, Solvent
Community Rating: Very Disliked

Limonene is a fragrance that adds scent and taste to a formulation.

It's found in the peel oil of citrus fruits and other plants such as lavender and eucalyptus. The scent of limonene is generally described as "sweet citrus".

Limonene acts as an antioxidant, meaning it helps neutralize free radicals.

When exposed to air, oxidized limonene may sensitize the skin. Because of this, limonene is often avoided by people with sensitive skin.

The term 'fragrance' is not regulated in many countries. In many cases, it is up to the brand to define this term. For instance, many brands choose to label themselves as "fragrance-free" because they are not using synthetic fragrances. However, their products may still contain ingredients such as essential oils that are considered a fragrance.

Learn more about Limonene

Medik8 C-Tetra Eye contains this as ingredient number 7.

Medik8 Daily Radiance Vitamin C contains this as ingredient number 29.

5
What it does: Perfuming

Citral is a fragrance and used to add a lemon-like scent to products. It is both naturally found in plants and created synthetically. In plants, it is commonly occurring in lemon myrtle, lemongrass, lemon tea-tree, lemon verbena, and other citruses.

The EU mandates Citral be listed separately as a fragrance. It is a known allergen and may cause contact dermatitis. Citral can also used as a masking ingredient.

The term 'fragrance' is not regulated in many countries. In many cases, it is up to the brand to define this term. For instance, many brands choose to label themselves as "fragrance-free" because they are not using synthetic fragrances. However, their products may still contain ingredients such as essential oils that are considered a fragrance.

The term 'citral' is a collective term for two geometric isomers: geranial/Citral A and neral/Citral B.

Learn more about Citral

Medik8 C-Tetra Eye contains this as ingredient number 8.

Medik8 Daily Radiance Vitamin C contains this as ingredient number 33.

6
What it does: Perfuming
Community Rating: Very Disliked

Linalool is a fragrance and helps add scent to products. It's derived from common plants such as cinnamon, mint, citrus, and lavender.

Linalool has the same effect as Limonene when exposed to air. Oxidized linalool can cause allergies and skin sensitivity.

Linalool has a scent that is floral, spicy tropical, and citrus-like.

Learn more about Linalool

Medik8 C-Tetra Eye contains this as ingredient number 9.

Medik8 Daily Radiance Vitamin C contains this as ingredient number 31.

7
What it does: Perfuming, Tonic
Community Rating: Very Disliked

Geraniol is used to add fragrance/parfum to a product. It is the main component of citronellol. It is a monoterpenoid and an alcohol.

Monoterpenes are naturally found in many parts of different plants.

Geraniol can be found in many essential oils including Rose Oil and Citronella Oil. The scent of Geraniol is often described as "rose-like". Many foods also contain Geraniol for fruit flavoring.

Geraniol can irritate the skin when exposed to air. However, irritation depends on the ability of geraniol to penetrate into the skin. In general, geraniol is not able to penetrate skin easily.

Geraniol is colorless and has low water-solubility. However, it is soluble in common organic solvents.

Like citronellol, it is a natural insect repellent.

2,6-Octadien-1-ol, 3,7-dimethyl-, (2E)-

Learn more about Geraniol

Medik8 C-Tetra Eye contains this as ingredient number 10.

Medik8 Daily Radiance Vitamin C contains this as ingredient number 32.

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

Medik8 C-Tetra Eye 10 ingredients

Medik8 Daily Radiance Vitamin C 33 ingredients

20% are loved or liked
10% have mixed ratings
50% are disliked or very disliked
20% have no rating yet
33% are loved or liked
6% have mixed ratings
55% are disliked or very disliked
6% have no rating yet

Usage

Here's some more info on how this product is used by our community.

When to use

Medik8 C-Tetra Eye 10 ingredients

Medik8 Daily Radiance Vitamin C 33 ingredients

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Alternatives

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