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REN Clean Skincare
Bio Retinoid Youth Serum

Versus

Perricone MD
Vitamin C Ester Brightening Serum

Product category and function

Bio Retinoid Youth Serum

Vitamin C Ester Brightening 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

Bio Retinoid Youth Serum

Vitamin C Ester Brightening 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 vegan cruelty-free

Full ingredient list

Bio Retinoid Youth Serum

Vitamin C Ester Brightening Serum

No. of common ingredients = 0
Aqua (water), caprylic/capric triglyceride, glycerin, niacinamide, cetyl phosphate, coco-caprylate/caprate, squalane, cetyl alcohol, arginine, rosa canina fruit oil, triticum vulgare/aestivum (wheat) grain extract, crambe abyssinica seed oil, benzyl alcohol, astrocaryum murumuru seed butter, glyceryl stearate, sodium hyaluronate, bidens pilosa extract, sodium dehydroacetate, linum usitatissimum (linseed) seed oil, sclerotium gum, parfum (fragrance), tocopherol, xanthan gum, dehydroacetic acid, rosa damascena extract, gossypium herbaceum (cotton) seed oil, beta-carotene, xanthophylls, helianthus annuus (sunflower) seed oil, rosmarinus officinalis (rosemary) leaf extract, lactic acid, sodium hydroxide, citronellol, geraniol, linalool 10	Water/aqua/eau, tetrahexyldecyl ascorbate, caprylyl methicone, hydrogenated lecithin, behenyl alcohol, benzyl alcohol, squalane, rosmarinus officinalis (rosemary) leaf extract, ferulic acid, simmondsia chinensis (jojoba) seed oil, sodium hyaluronate, polysorbate 20, xanthan gum, beta-glucan, fragrance/parfum, sorbitol, limonene, stearyl glycyrrhetinate, disodium edta, elaeis guineensis (palm) oil, tocotrienols, linalool, tocopherol, citral, citronellol.

No. of common ingredients = 0

Total Number of ingredients = 35

Total Number of ingredients = 25

Aqua (water), caprylic/capric triglyceride, glycerin, niacinamide, cetyl phosphate, coco-caprylate/caprate, squalane, cetyl alcohol, arginine, rosa canina fruit oil, triticum vulgare/aestivum (wheat) grain extract, crambe abyssinica seed oil, benzyl alcohol, astrocaryum murumuru seed butter, glyceryl stearate, sodium hyaluronate, bidens pilosa extract, sodium dehydroacetate, linum usitatissimum (linseed) seed oil, sclerotium gum, parfum (fragrance), tocopherol, xanthan gum, dehydroacetic acid, rosa damascena extract, gossypium herbaceum (cotton) seed oil, beta-carotene, xanthophylls, helianthus annuus (sunflower) seed oil, rosmarinus officinalis (rosemary) leaf extract, lactic acid, sodium hydroxide, citronellol, geraniol, linalool

Water/aqua/eau, tetrahexyldecyl ascorbate, caprylyl methicone, hydrogenated lecithin, behenyl alcohol, benzyl alcohol, squalane, rosmarinus officinalis (rosemary) leaf extract, ferulic acid, simmondsia chinensis (jojoba) seed oil, sodium hyaluronate, polysorbate 20, xanthan gum, beta-glucan, fragrance/parfum, sorbitol, limonene, stearyl glycyrrhetinate, disodium edta, elaeis guineensis (palm) oil, tocotrienols, linalool, tocopherol, citral, citronellol.

Notable ingredients

Bio Retinoid Youth Serum

Vitamin C Ester Brightening Serum

Anti-acne: Niacinamide

Soothing: Niacinamide, Rosmarinus officinalis (rosemary) leaf extract

Skin brightening: Niacinamide

Soothing: Rosmarinus officinalis (rosemary) leaf extract, Stearyl glycyrrhetinate

Antioxidant: Ferulic acid, Rosmarinus officinalis (rosemary) leaf extract, Tocopherol, Tetrahexyldecyl ascorbate

Solvent: Water/aqua/eau, Benzyl alcohol, Limonene

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Ingredients with their functions

Bio Retinoid Youth Serum

Vitamin C Ester Brightening Serum

Aqua (water)

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