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Alastin
C-Radical Defense Antioxidant Serum

Versus

PSA Skincare
Visible Improvement Peptides & Niacinamide Serum

Product category and function

C-Radical Defense Antioxidant Serum

Visible Improvement Peptides & Niacinamide Serum

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

C-Radical Defense Antioxidant Serum

Visible Improvement Peptides & Niacinamide Serum

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

Full ingredient list

C-Radical Defense Antioxidant Serum

Visible Improvement Peptides & Niacinamide Serum

No. of common ingredients = 0
Water (aqua/eau), caprylic/capric triglyceride, glycerin, sodium acrylates copolymer, sodium ascorbate, ectoin, carnosine, ubiquinone, lactoferrin, physalis angulata extract, centella asiatica extract, ergothioneine, dunaliella salina extract, zingiber officinale (ginger) root extract, olea europaea (olive) leaf extract, tremella fuciformis sporocarp extract, camellia sinensis leaf extract, punica granatum extract, bisabolol, squalane, betaine, cetyl palmitate, lecithin, propanediol, c12-15 alkyl benzoate, mannitol, phosphatidylcholine, lauryl glucoside, polyglyceryl-10 laurate, xanthan gum, cetyl alcohol, sodium lauroyl lactylate, tocopheryl acetate, tocopherol, helianthus annuus (sunflower) seed oil, phenoxyethanol, potassium sorbate, ethylhexylglycerin, caprylhydroxamic acid, sodium benzoate, caprylyl glycol, lactic acid, citric acid 14	Aqua (water), niacinamide, glycerin, propanediol, ethyl macadamiate, isodecyl neopentanoate, butylene glycol, c12-15 alkyl benzoate, polysorbate 20, acetyl glucosamine, beta-glucan, saccharomyces/xylinum/black tea ferment, pichia/resveratrol ferment extract, bisabolol, panthenol, tocopheryl acetate, allantoin, ergothioneine, laminaria digitata extract, chlorella vulgaris extract, oxidized glutathione, ubiquinone, tocopherol, dimethyl sulfone, biotin, sea water, dimethyl isosorbide, palmitoyl tripeptide-1, palmitoyl tetrapeptide-7, palmitoyl tripeptide-38, malic acid, sclerotium gum, xanthan gum, carbomer, sodium gluconate, ethylhexylglycerin, hydroxypropyl cyclodextrin, saccharide isomerate, hydroxyethylcellulose, citric acid, sodium hydroxide, sodium citrate, potassium sorbate, phenoxyethanol

No. of common ingredients = 0

Total Number of ingredients = 43

Total Number of ingredients = 44

Water (aqua/eau), caprylic/capric triglyceride, glycerin, sodium acrylates copolymer, sodium ascorbate, ectoin, carnosine, ubiquinone, lactoferrin, physalis angulata extract, centella asiatica extract, ergothioneine, dunaliella salina extract, zingiber officinale (ginger) root extract, olea europaea (olive) leaf extract, tremella fuciformis sporocarp extract, camellia sinensis leaf extract, punica granatum extract, bisabolol, squalane, betaine, cetyl palmitate, lecithin, propanediol, c12-15 alkyl benzoate, mannitol, phosphatidylcholine, lauryl glucoside, polyglyceryl-10 laurate, xanthan gum, cetyl alcohol, sodium lauroyl lactylate, tocopheryl acetate, tocopherol, helianthus annuus (sunflower) seed oil, phenoxyethanol, potassium sorbate, ethylhexylglycerin, caprylhydroxamic acid, sodium benzoate, caprylyl glycol, lactic acid, citric acid

Aqua (water), niacinamide, glycerin, propanediol, ethyl macadamiate, isodecyl neopentanoate, butylene glycol, c12-15 alkyl benzoate, polysorbate 20, acetyl glucosamine, beta-glucan, saccharomyces/xylinum/black tea ferment, pichia/resveratrol ferment extract, bisabolol, panthenol, tocopheryl acetate, allantoin, ergothioneine, laminaria digitata extract, chlorella vulgaris extract, oxidized glutathione, ubiquinone, tocopherol, dimethyl sulfone, biotin, sea water, dimethyl isosorbide, palmitoyl tripeptide-1, palmitoyl tetrapeptide-7, palmitoyl tripeptide-38, malic acid, sclerotium gum, xanthan gum, carbomer, sodium gluconate, ethylhexylglycerin, hydroxypropyl cyclodextrin, saccharide isomerate, hydroxyethylcellulose, citric acid, sodium hydroxide, sodium citrate, potassium sorbate, phenoxyethanol

Notable ingredients

C-Radical Defense Antioxidant Serum

Visible Improvement Peptides & Niacinamide Serum

Soothing: Bisabolol, Centella asiatica extract, Ectoin

Antioxidant: Camellia sinensis leaf extract, Centella asiatica extract, Ergothioneine, Sodium ascorbate, Ubiquinone, Tremella fuciformis sporocarp extract, Tocopherol, Tocopheryl acetate

Exfoliant: Lactic acid

Anti-acne: Niacinamide

Soothing: Niacinamide, Allantoin, Bisabolol, Panthenol

Skin brightening: Niacinamide, Acetyl glucosamine

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Ingredients with their functions

C-Radical Defense Antioxidant Serum

Visible Improvement Peptides & Niacinamide Serum

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.

Caprylic/capric triglyceride

Also-called: Caprylic Capric Triglyceride | Function: Occlusive/Moisturizer, Skin conditioning, Solvent

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

Glycerin

Also-called: Glycerol | Function: Skin-identical ingredient, Viscosity controlling, Skin protecting, Skin conditioning, Humectant/Moisturizer, Solvent

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

Aqua (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.

Glycerin

Also-called: Glycerol | Function: Skin-identical ingredient, Viscosity controlling, Skin protecting, Skin conditioning, Humectant/Moisturizer, Solvent