Explore Routine Login

Updated on April 05, 2024

Overview

What they are

These products are both cruelty-free and reef safe serums. They have a total of 5 ingredients in common

Cool Features

They both contain hyaluronic acid and Vitamin C

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 harsh alcohols, common allergens, fragrances, parabens, silicones or sulfates

What's Inside

They both contain oils

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

Skin Actives Scientific Vitamin C Serum 20%
Mad Hippie Vitamin C Serum
Mad Hippie Vitamin C Serum
Serum
American Brand United States

Ingredient Info

Click any item below to learn more and see relevant ingredients

At a glance

Click on any of the items below to learn more

Notable Ingredients

Benefits

Concerns

Notable Ingredients

Benefits

Concerns

Ingredients Side-by-side

found in both products
Vitamin C Serum 20%
Water Skin Conditioning, Solvent

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.

Ascorbic Acid Antioxidant, Buffering, Masking
Vitamin C IconAntioxidant IconHelps reduce Skin Redness IconGood for Skin Texture IconHelps with Anti-Aging IconGood for Dark Spots IconGood for Scar Healing IconHelps brighten skin Icon
Vitamin CVitamin C Icon AntioxidantAntioxidant Icon 6 Benefits

Ascorbic Acid is is pure Vitamin C. This form makes up the largest amount of vitamin C found naturally in our skin.

Glycerin Humectant, Skin Conditioning, Skin Protecting
0 / 0 Helps hydrate Dry Skin IconHelps brighten skin Icon
2 Benefits

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

0 Com. / 0 Irr.
Ferulic Acid Antimicrobial, Antioxidant
Antioxidant IconHelps with Anti-Aging Icon
AntioxidantAntioxidant Icon Helps with Anti-AgingHelps with Anti-Aging Icon

Ferulic Acid is a plant based antioxidant. Antioxidants help fight free-radicals. Free-radicals are molecules that may damage your skin cells. Ferulic Acid can help reduce the formation of fine lines and hyperpigmentation.

Tocopherol Antioxidant, Masking, Skin Conditioning
0-3 / 0-3 Vitamin E IconAntioxidant IconHelps hydrate Dry Skin IconHelps with Anti-Aging IconGood for Scar Healing IconHelps brighten skin IconMay cause irritation Icon
Vitamin EVitamin E Icon AntioxidantAntioxidant Icon 4 Benefits May cause irritationMay cause irritation Icon

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.

0-3 Com. / 0-3 Irr.
Phloretin Antioxidant, Antiseborrhoeic
Antioxidant Icon
AntioxidantAntioxidant Icon

Phloretin is an antioxidant.

Sodium Hyaluronate Humectant, Skin Conditioning
0 / 0 Hyaluronic Acid Icon
Hyaluronic AcidHyaluronic Acid Icon

Sodium Hyaluronate is hyaluronic acid's salt form. It is commonly derived from the sodium salt of hyaluronic acid.

0 Com. / 0 Irr.
Punica Granatum Seed Oil Emollient
Oil IconNot safe for Fungal Acne Icon
OilOil Icon Not safe for Fungal AcneNot safe for Fungal Acne Icon

Punica Granatum Seed Oil is created from the seeds of the pomegranate. Pomegranate seed oil helps hydrate the skin, is anti-inflammatory, and contains antioxidants.

Disliked Full details ->
Tocotrienols Skin Conditioning, UV Absorber

We don't have a description for Tocotrienols.

Astaxanthin Skin Conditioning

Astaxanthin is a carotene pigment and red pigment. It's what makes salmon a pink color.

Lycopene Antioxidant
Antioxidant Icon
AntioxidantAntioxidant Icon

Lycopene is an antioxidant.

Unknown Full details ->
Xanthophylls Skin Conditioning

We don't have a description for Xanthophylls.

Unknown Full details ->
Thioctic Acid Antioxidant
Antioxidant Icon
AntioxidantAntioxidant Icon

Thioctic Acid is an enzyme and antioxidant. A more common name for this is Alpha Lipoic Acid.

Beta-Carotene Skin Conditioning

Beta-Carotene is a carotenoid. It is an antioxidant that converts to Vitamin A. Antioxidants help fight free-radicals. Free-radicals are molecules that may damage your skin cells, such as pollution.

Citrus Aurantium Dulcis Juice Skin Conditioning

Citrus Aurantium Dulcis Juice comes from oranges native to Southeast Asia.

Unknown Full details ->
Citrus Limon Juice Extract Tonic

We don't have a description for Citrus Limon Juice Extract.

Unknown Full details ->
Xanthan Gum Emulsifying, Emulsion Stabilising, Gel Forming

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.

Disliked Full details ->
Phenoxyethanol Preservative
Preservative Icon
PreservativePreservative Icon

Phenoxyethanol is a preservative that has germicide, antimicrobial, and aromatic properties. Studies show that phenoxyethanol can prevent microbial growth. By itself, it has a scent that is similar to that of a rose.

Very Disliked Full details ->
Caprylyl Glycol Emollient, Humectant, Skin Conditioning

Caprylyl Glycol is a humectant and emollient, meaning it attracts and preserves moisture.

Sorbic Acid Preservative
Preservative IconMay worsen Eczema Icon
PreservativePreservative Icon May worsen EczemaMay worsen Eczema Icon

Sorbic Acid is a preservative. It is the most commonly used food preservative in the world.

Very Disliked Full details ->
Vitamin C Serum
Sodium Ascorbyl Phosphate Antioxidant
Vitamin C IconAntioxidant IconHelps reduce Skin Redness IconGood for Skin Texture IconHelps with Anti-Aging IconGood for Dark Spots IconGood for Scar Healing IconHelps brighten skin Icon
Vitamin CVitamin C Icon AntioxidantAntioxidant Icon 6 Benefits

Sodium Ascorbyl Phosphate is a form of Vitamin C. It is the salt of ascorbic acid.

C16-17 Alkyl Benzoate Antimicrobial, Emollient, Skin Conditioning

We don't have a description for C16-17 Alkyl Benzoate.

Unknown Full details ->
Glycerin Humectant, Skin Conditioning, Skin Protecting
0 / 0 Helps hydrate Dry Skin IconHelps brighten skin Icon
2 Benefits

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

0 Com. / 0 Irr.
Water Skin Conditioning, Solvent

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.

Sodium Levulinate Skin Conditioning

Sodium levulinate is the a sodium salt of Levulinic Acid. If dissolved in an aqueous solution, the two ingredients become identical.

Sodium Anisate Antimicrobial

Sodium Anisate comes from fennel. It is used as a preservative and to add flavoring.

Salvia Sclarea Oil Masking, Tonic
Oil Icon
OilOil Icon

Salvia Sclarea Oil is a volatile oil obtained from the Clary Sage, Salvia sclarea L., Lamiaceae

Disliked Full details ->
Citrus Grandis

We don't have a description for Citrus Grandis.

Unknown Full details ->
Hyaluronic Acid Humectant, Moisturising, Skin Conditioning
Hyaluronic Acid IconGood for Skin Texture IconHelps with Anti-Aging IconGood for Scar Healing IconHelps brighten skin IconMay cause irritation Icon
Hyaluronic AcidHyaluronic Acid Icon 4 Benefits May cause irritationMay cause irritation Icon

Hyaluronic acid is naturally found in healthy skin. It is a humectant, meaning it draws moisture to your skin.

Amorphophallus Konjac Root Powder Abrasive
Exfoliant Icon
ExfoliantExfoliant Icon

Amorphophallus Konjac Root Powder is an exfoliant.

Unknown Full details ->
Aloe Barbadensis Leaf Masking
Helps reduce Skin Redness IconHelps reduce irritation Icon
2 Benefits

Aloe Barbadensis Leaf is a plant material from the leaves of the aloe, Aloe barbadensis, Liliaceae

Tocotrienols Skin Conditioning, UV Absorber

We don't have a description for Tocotrienols.

Ferulic Acid Antimicrobial, Antioxidant
Antioxidant IconHelps with Anti-Aging Icon
AntioxidantAntioxidant Icon Helps with Anti-AgingHelps with Anti-Aging Icon

Ferulic Acid is a plant based antioxidant. Antioxidants help fight free-radicals. Free-radicals are molecules that may damage your skin cells. Ferulic Acid can help reduce the formation of fine lines and hyperpigmentation.

Chamomilla Recutita Extract Skin Conditioning
0 / 0 Helps reduce irritation Icon
Helps reduce irritationHelps reduce irritation Icon

Chamomilla Recutita Extract comes from the Chamomile flower.

0 Com. / 0 Irr.
Sodium Phytate

Sodium Phytate is the synthetic salt form of phytic acid. Phytic acid is an antioxidant and can be found in plant seeds.

Xanthan Gum Emulsifying, Emulsion Stabilising, Gel Forming

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.

Disliked Full details ->
Hydroxyethylcellulose Emulsion Stabilising, Stabilising

Hydroxyethylcellulose is used to improve the texture of products. It is created from a chemical reaction involving ethylene oxide and alkali-cellulose. Cellulose is a sugar found in plant cell walls and help give plants structure.

Ingredients Explained

These ingredients are found in both products.

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

Skin Conditioning, Solvent
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. If you see this, drink a glass of water. Stay hydrated!

Learn more about Water
Humectant, Skin Conditioning, Skin Protecting
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
Antimicrobial, Antioxidant
Loved

Ferulic Acid is a plant based antioxidant. Antioxidants help fight free-radicals. Free-radicals are molecules that may damage your skin cells. Ferulic Acid can help reduce the formation of fine lines and hyperpigmentation.

When used with Vitamin C, Ferulic Acid has shown to prevent Vitamin C from breaking down. In other words, it acts as a stabilizer.

Ferulic Acid is sometimes used to preserve food. Foods containing Ferulic Acid include: oats, rice, eggplant, citrus.

In medicine, Ferulic Acid is being studied for helping with diabetes, Alzheimer's, and cardiovascular diseases.

Learn more about Ferulic Acid
Skin Conditioning, UV Absorber
Loved

We don't have a description for Tocotrienols.

Emulsifying, Emulsion Stabilising, Gel Forming
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

Ingredient Ratings

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

Vitamin C Serum 20%
12
4
4
liked
mixed
disliked
not rated
Vitamin C Serum
11
1
2
3
liked
mixed
disliked
not rated

When to use

8 Routines
88% use in am
13% use in pm
88% use every day
264 Routines
87% use in am
13% use in pm
93% use every day
When to use See routines that use it ->

Reviews

Here's what our community thinks

Skin Actives Scientific Vitamin C Serum 20% 20 ingredients

Vitamin C Serum 20% hasn't been rated yet.
Rate it now

Mad Hippie Vitamin C Serum 17 ingredients

4.1 /5
from 7 ratings
Absorbs Well (1) Doesn't Work (1) Light (1)
samsasam's avatar

samsasam

1 year ago · Normal Skin
Review

Staple in my routine
It feels great and absorbs nicely into the skin. I've noticed that my skin has been brighter & a more even tone/less redness.

EM777's avatar

Adrienne Matthew

6 days ago · Skin
Review

It is more difficult to find studies and documentation on SAP in comparison to the other derivatives of vitamin C. The serum did nothing for my skin