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Product Comparison

Here's our complete breakdown comparing the ingredients, attributes, and more of HoliFrog Sunnyside C Glow Serum versus REN Clean Skincare Glow Daily Vitamin C Gel Cream .

Published on February 21, 2023

Overview

What they are

These products are both cruelty-free and reef safe . They have a total of 4 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, scar healing, dark spots and better texture

Free From

They both do not contain any parabens, silicones or sulfates

What's Inside

They both contain common allergens, fragrances and oils

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

Serum American Brand United States
General Moisturizer British Brand United Kingdom

Serum

Serums are highly concentrated with ingredients to provide skin with benefits. They should be used after cleansing and before moisturizing.

General Moisturizer

All-purpose moisturizers hydrate the top layer of skin cells.

Price

Shop

Buy Sunnyside C Glow Serum

Starts at $68.00
Shop

Buy Glow Daily Vitamin C Gel Cream

Starts at $48.30

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
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

Notable Ingredients

Vitamin C (2)
Vitamin E
Niacinamide

Benefits

Hydrating (3)
Good For Oily Skin
Redness Reducing (4)
Reduces Irritation
Skin Texture (2)
Reduces Large Pores
Anti-Aging (3)
Dark Spots (4)
Scar Healing (2)
Acne Fighting
Brightening (3)

Concerns

Drying
May Worsen Oily Skin
Irritating (2)
Rosacea
Eczema (3)

Notable Ingredients

Vitamin C (2)
Vitamin E

Benefits

Hydrating (3)
Redness Reducing (2)
Skin Texture (2)
Anti-Aging (3)
Dark Spots (2)
Scar Healing (2)
Brightening (4)

Concerns

May Worsen Oily Skin (2)
Acne Trigger
Irritating
Rosacea
Eczema
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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: Humectant, Skin Conditioning, Skin Protecting, Solvent
Community Rating: Loved

Glycerin is already naturally found in your skin. It helps moisturize and protect your skin.

A study from 2016 found glycerin to be more effective as a humectant than AHAs and hyaluronic acid.

As a humectant, it helps the skin stay hydrated by pulling moisture to your skin. The low molecular weight of glycerin allows it to pull moisture into the deeper layers of your skin.

Hydrated skin improves your skin barrier; Your skin barrier helps protect against irritants and bacteria.

Glycerin has also been found to have antimicrobial and antiviral properties. Due to these properties, glycerin is often used in wound and burn treatments.

In cosmetics, glycerin is usually derived from plants such as soybean or palm. However, it can also be sourced from animals, such as tallow or animal fat.

This ingredient is organic, colorless, odorless, and non-toxic.

Glycerin is the name for this ingredient in American English. British English uses Glycerol/Glycerine.

Learn more about Glycerin

HoliFrog Sunnyside C Glow Serum contains this as ingredient number 9.

REN Clean Skincare Glow Daily Vitamin C Gel Cream contains this as ingredient number 2.

2
What it does: Emulsifying
Community Rating: Disliked

Cetearyl Glucoside is a surfactant and emulsifier. It can be produced from synthetic of natural sources of cetearyl alcohol and glucose.

Emulsifiers help prevent ingredients from separating, such as oils and waters. It can also be used to enhance the texture of products.

As a surfactant, Cetearyl Glucoside helps during the cleansing process. By gathering all the dirt and oils, it allows these molecules to be washed away easily.

Learn more about Cetearyl Glucoside

HoliFrog Sunnyside C Glow Serum contains this as ingredient number 14.

REN Clean Skincare Glow Daily Vitamin C Gel Cream contains this as ingredient number 11.

3
What it does: Antioxidant, Masking, Skin Conditioning
Community Rating: Liked

Tocopherol (also known as Vitamin E) is a common antioxidant used to help protect the skin from free-radicals and strengthen the skin barrier. It's also fat soluble - this means our skin is great at absorbing it.

Vitamin E also helps keep your natural skin lipids healthy. Your lipid skin barrier naturally consists of lipids, ceramides, and fatty acids. Vitamin E offers extra protection for your skin’s lipid barrier, keeping your skin healthy and nourished.

Another benefit is a bit of UV protection. Vitamin E helps reduce the damage caused by UVB rays. (It should not replace your sunscreen). Combining it with Vitamin C can decrease sunburned cells and hyperpigmentation after UV exposure.

You might have noticed Vitamin E + C often paired together. This is because it is great at stabilizing Vitamin C. Using the two together helps increase the effectiveness of both ingredients.

There are often claims that Vitamin E can reduce/prevent scarring, but these claims haven't been confirmed by scientific research.

Learn more about Tocopherol

HoliFrog Sunnyside C Glow Serum contains this as ingredient number 19.

REN Clean Skincare Glow Daily Vitamin C Gel Cream contains this as ingredient number 18.

4
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

HoliFrog Sunnyside C Glow Serum contains this as ingredient number 20.

REN Clean Skincare Glow Daily Vitamin C Gel Cream contains this as ingredient number 1.

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

41% are loved or liked
16% have mixed ratings
25% are disliked or very disliked
19% have no rating yet
29% are loved or liked
10% have mixed ratings
35% are disliked or very disliked
26% have no rating yet

Usage

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

When to use

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Reviews

Here's what our community thinks

HoliFrog Sunnyside C Glow Serum 32 ingredients

Sunnyside C Glow Serum hasn't been rated yet.
Rate it now

REN Clean Skincare Glow Daily Vitamin C Gel Cream 31 ingredients

3.0 /5
from 1 rating

Alternatives

Our Dupe Finder has found 5 potential alternatives that have similar ingredients to HoliFrog Sunnyside C Glow Serum.

See 5 alternatives

Our Dupe Finder has found 5 potential alternatives that have similar ingredients to REN Clean Skincare Glow Daily Vitamin C Gel Cream.

See 5 alternatives
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