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Peter Thomas Roth
FIRMx Collagen Serum

Versus

Naturium
Vitamin C Super Serum Plus

Product category and function

FIRMx Collagen Serum

Vitamin C Super Serum Plus

Serums/Treatments	Serums/Treatments
Concentrated formulas for hydrating and addressing skin issues.	Concentrated formulas for hydrating and addressing skin issues.
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Ingredient highlights

FIRMx Collagen Serum

Vitamin C Super Serum Plus

Ingredient info	Ingredient info
Alcohol-free Paraben-free SLS-free Mica-free Fragrance-free	Alcohol-free Paraben-free SLS-free Mica-free Fragrance-free vegan cruelty-free

Full ingredient list

FIRMx Collagen Serum

Vitamin C Super Serum Plus

No. of common ingredients = 0
(vegetable) collagen, water/aqua/eau, dimethicone, butylene glycol, polysilicone-11, glycerin, caffeine, squalane, soluble collagen, collagen amino acids, hydrolyzed collagen, palmitoyl dipeptide-5 diaminobutyroyl hydroxythreonine, palmitoyl tripeptide-5, acetyl tetrapeptide-2, sodium hyaluronate, hydroxyproline, sodium citrate, citric acid, acrylamide/sodium acryloyldimethyltaurate copolymer, ammonium acryloyldimethyltaurate/vp copolymer, hydroxystearic acid, magnesium chloride, polysorbate 20, polysorbate 80, sodium hydroxide, sorbitan isostearate, decyl glucoside, lauryl glucoside, tetradecyl aminobutyroylvalylaminobutyric urea trifluoroacetate, leuconostoc/radish root ferment filtrate, disodium edta, potassium sorbate, sodium benzoate, isohexadecane, ethylhexylglycerin, hexylene glycol, caprylyl glycol, phenoxyethanol, mica (ci 77019) 14	Water, niacinamide, propanediol, glycerin, ascorbic acid, glutathione, aloe barbadensis leaf juice, retinol, sodium hyaluronate, caprylyl glycol, hydroxyethylcellulose, carbomer, salicylic acid, tocopheryl acetate, humulus lupulus (hops) cone extract, glyceryl polyacrylate, potassium sorbate, copernicia cerifera (carnauba) wax, hexylene glycol, sorbitol, sodium hydroxide, sorbitan oleate, acrylamide/sodium acryloyldimethyltaurate copolymer, helianthus annuus (sunflower) seed oil, phenoxyethanol, isohexadecane, polysorbate 80, polysorbate 20, 1,2-hexanediol, amylopectin, dextrin, polydextrose, disodium cocoamphodiacetate, xanthan gum, tocopherol, citric acid, sodium benzoate, disodium phosphate, gold, polysorbate 60, ethyl ferulate, sodium phosphate

No. of common ingredients = 0

Total Number of ingredients = 39

Total Number of ingredients = 42

(vegetable) collagen, water/aqua/eau, dimethicone, butylene glycol, polysilicone-11, glycerin, caffeine, squalane, soluble collagen, collagen amino acids, hydrolyzed collagen, palmitoyl dipeptide-5 diaminobutyroyl hydroxythreonine, palmitoyl tripeptide-5, acetyl tetrapeptide-2, sodium hyaluronate, hydroxyproline, sodium citrate, citric acid, acrylamide/sodium acryloyldimethyltaurate copolymer, ammonium acryloyldimethyltaurate/vp copolymer, hydroxystearic acid, magnesium chloride, polysorbate 20, polysorbate 80, sodium hydroxide, sorbitan isostearate, decyl glucoside, lauryl glucoside, tetradecyl aminobutyroylvalylaminobutyric urea trifluoroacetate, leuconostoc/radish root ferment filtrate, disodium edta, potassium sorbate, sodium benzoate, isohexadecane, ethylhexylglycerin, hexylene glycol, caprylyl glycol, phenoxyethanol, mica (ci 77019)

Water, niacinamide, propanediol, glycerin, ascorbic acid, glutathione, aloe barbadensis leaf juice, retinol, sodium hyaluronate, caprylyl glycol, hydroxyethylcellulose, carbomer, salicylic acid, tocopheryl acetate, humulus lupulus (hops) cone extract, glyceryl polyacrylate, potassium sorbate, copernicia cerifera (carnauba) wax, hexylene glycol, sorbitol, sodium hydroxide, sorbitan oleate, acrylamide/sodium acryloyldimethyltaurate copolymer, helianthus annuus (sunflower) seed oil, phenoxyethanol, isohexadecane, polysorbate 80, polysorbate 20, 1,2-hexanediol, amylopectin, dextrin, polydextrose, disodium cocoamphodiacetate, xanthan gum, tocopherol, citric acid, sodium benzoate, disodium phosphate, gold, polysorbate 60, ethyl ferulate, sodium phosphate

Notable ingredients

FIRMx Collagen Serum

Vitamin C Super Serum Plus

Antioxidant: Caffeine

Solvent: Water/aqua/eau, Butylene glycol, Glycerin, Hexylene glycol, Isohexadecane

Anti-microbial: Leuconostoc/radish root ferment filtrate, Phenoxyethanol

Anti-acne: Niacinamide, Retinol, Salicylic acid

Soothing: Niacinamide

Skin brightening: Niacinamide, Retinol

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Ingredients with their functions

FIRMx Collagen Serum

Vitamin C Super Serum Plus

(vegetable) collagen

Function: Skin conditioning

We don’t have a detailed description of this ingredient yet.

Water/aqua/eau

Also-called: Aqua, Aqua/Water, Water/Aqua/Eau, Aqua/Water/Eau | Function: Skin conditioning, Solvent

Water serves as a fundamental component in skincare products, often listed as the first ingredient, which means it's the most abundant. It acts as a solvent, helping to dissolve other ingredients and facilitate the application and absorption of products.

Dimethicone

Function: Emollient/Moisturizer, Skin protecting, Skin conditioning

We don’t have a detailed description of this ingredient yet.

Water

Also-called: Aqua, Aqua/Water, Water/Aqua/Eau, Aqua/Water/Eau | Function: Skin conditioning, Solvent

Niacinamide

Also-called: Nicotinamide, Vitamin B3 | Function: Anti-acne, Soothing, Skin brightening, Cell-signaling ingredient

Niacinamide, also known as vitamin B3, is a potent skincare ingredient renowned for its wide-ranging benefits.

It helps to strengthen the skin's barrier function, improve skin texture, and reduce the appearance of fine lines and wrinkles. It's also effective in managing acne and reducing redness and inflammation.

Furthermore, it inhibits melanin production, thereby assisting in fading hyperpigmentation and evening out skin tone. Safe for almost all skin types, niacinamide is a versatile ingredient found in various skincare products.

Propanediol

Also-called: Zemea | Function: Viscosity controlling, Solvent

We don’t have a detailed description of this ingredient yet.