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Tula Skincare
Hello Radiance Illuminating Serum

Versus

Tatcha
The Silk Serum

Product category and function

Hello Radiance Illuminating Serum

The Silk 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

Hello Radiance Illuminating Serum

The Silk 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

Hello Radiance Illuminating Serum

The Silk Serum

No. of common ingredients = 0
Aqua/water/eau, glycerin, citrus unshiu peel extract, propylene glycol dipelargonate, dimethicone, tribehenin peg-20 esters, aluminum starch octenylsuccinate, bifida ferment lysate, hydrolyzed rice protein, vaccinium angustifolium (blueberry) fruit extract, cichorium intybus (chicory) root extract, camelina sativa seed oil, camellia sinensis leaf extract, curcuma longa (turmeric) root extract, ascorbyl palmitate, carthamus tinctorius (safflower) seed oil, inulin, xanthan gum, lactose, lactis proteinum (milk protein/proteine du lait), yogurt powder, olus oil (vegetable oil/huile vegetale), tocopheryl acetate, butylene glycol, pentylene glycol, caprylyl glycol, ethylhexylglycerin, 1,2-hexanediol, trisodium ethylenediamine disuccinate, sodium polyacrylate, acrylates/beheneth-25 methacrylate copolymer, phenethyl alcohol, sorbic acid, sodium citrate, citric acid, biotin, sodium hydroxide, potassium sorbate, phenoxyethanol, fragrance (parfum), mica (ci 77019), titanium dioxide/ci 77891 13	Aqua/water/eau, saccharomyces/rice ferment filtrate, glycerin, betaine, pentylene glycol, caprylic/capric triglyceride, propanediol, parfum/fragrance, vaccinium macrocarpon (cranberry) fruit extract, crithmum maritimum extract, camellia sinensis leaf extract, cladosiphon okamuranus extract, squalane, sericin, morus alba leaf extract, hydrolyzed silk, carthamus tinctorius (safflower) seed oil, tetrapeptide-4, polyglyceryl-10 stearate, diglucosyl gallic acid, helianthus annuus (sunflower) seed oil, hydrolyzed conchiolin protein, caprylyl glycol, acrylates/c10-30 alkyl acrylate crosspolymer, 1,2-hexanediol, butylene glycol, sodium citrate, citric acid, potassium hydroxide, synthetic fluorphlogopite, citral, limonene, linalool, ethylhexylglycerin, phenoxyethanol, titanium dioxide (ci 77891), tin oxide (ci 77861)

No. of common ingredients = 0

Total Number of ingredients = 42

Total Number of ingredients = 37

Aqua/water/eau, glycerin, citrus unshiu peel extract, propylene glycol dipelargonate, dimethicone, tribehenin peg-20 esters, aluminum starch octenylsuccinate, bifida ferment lysate, hydrolyzed rice protein, vaccinium angustifolium (blueberry) fruit extract, cichorium intybus (chicory) root extract, camelina sativa seed oil, camellia sinensis leaf extract, curcuma longa (turmeric) root extract, ascorbyl palmitate, carthamus tinctorius (safflower) seed oil, inulin, xanthan gum, lactose, lactis proteinum (milk protein/proteine du lait), yogurt powder, olus oil (vegetable oil/huile vegetale), tocopheryl acetate, butylene glycol, pentylene glycol, caprylyl glycol, ethylhexylglycerin, 1,2-hexanediol, trisodium ethylenediamine disuccinate, sodium polyacrylate, acrylates/beheneth-25 methacrylate copolymer, phenethyl alcohol, sorbic acid, sodium citrate, citric acid, biotin, sodium hydroxide, potassium sorbate, phenoxyethanol, fragrance (parfum), mica (ci 77019), titanium dioxide/ci 77891

Aqua/water/eau, saccharomyces/rice ferment filtrate, glycerin, betaine, pentylene glycol, caprylic/capric triglyceride, propanediol, parfum/fragrance, vaccinium macrocarpon (cranberry) fruit extract, crithmum maritimum extract, camellia sinensis leaf extract, cladosiphon okamuranus extract, squalane, sericin, morus alba leaf extract, hydrolyzed silk, carthamus tinctorius (safflower) seed oil, tetrapeptide-4, polyglyceryl-10 stearate, diglucosyl gallic acid, helianthus annuus (sunflower) seed oil, hydrolyzed conchiolin protein, caprylyl glycol, acrylates/c10-30 alkyl acrylate crosspolymer, 1,2-hexanediol, butylene glycol, sodium citrate, citric acid, potassium hydroxide, synthetic fluorphlogopite, citral, limonene, linalool, ethylhexylglycerin, phenoxyethanol, titanium dioxide (ci 77891), tin oxide (ci 77861)

Notable ingredients

Hello Radiance Illuminating Serum

The Silk Serum

Soothing: Curcuma longa (turmeric) root extract, Vaccinium angustifolium (blueberry) fruit extract

Skin brightening: Curcuma longa (turmeric) root extract

Antioxidant: Ascorbyl palmitate, Camellia sinensis leaf extract, Carthamus tinctorius (safflower) seed oil, Curcuma longa (turmeric) root extract, Tocopheryl acetate

Sunscreen/UV filter: Titanium dioxide (ci 77891)

Antioxidant: Camellia sinensis leaf extract, Carthamus tinctorius (safflower) seed oil

Solvent: Aqua/water/eau, 1,2-hexanediol, Butylene glycol, Caprylic/capric triglyceride, Glycerin, Helianthus annuus (sunflower) seed oil, Limonene, Propanediol, Pentylene glycol

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Ingredients with their functions

Hello Radiance Illuminating Serum

The Silk Serum

Aqua/water/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.

Glycerin

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