The Silk Serum
30 ml · Serum
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All 37 ingredients
The Silk Serum by Tatcha lists 37 ingredients, in label order. Each line says what the ingredient does in the formula.
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aqua
Solvent
saccharomyces/rice ferment filtrate
glycerin
Humectant
betaine
pentylene glycol
Humectant
caprylic/capric triglyceride
Emollient
propanediol
Solvent · humectant
parfum
vaccinium macrocarpon fruit extract
crithmum maritimum extract
camellia sinensis leaf extract
cladosiphon okamuranus extract
squalane
Emollient
sericin
morus alba leaf extract
hydrolyzed silk
carthamus tinctorius seed oil
tetrapeptide-4
polyglyceryl-10 stearate
diglucosyl gallic acid
helianthus annuus seed oil
hydrolyzed conchiolin protein
caprylyl glycol
Humectant · preservative booster
acrylates/c10-30 alkyl acrylate crosspolymer
1,2-hexanediol
butylene glycol
Humectant · solvent
sodium citrate
citric acid
pH adjuster
potassium hydroxide
synthetic fluorphlogopite
citral
Fragrance allergen (EU list)
limonene
Fragrance allergen (EU list)
linalool
Fragrance allergen (EU list)
ethylhexylglycerin
Preservative booster
phenoxyethanol
Preservative
titanium dioxide
Colorant · UV filter
tin oxide
Ingredients: Tatcha website · Updated October 21, 2026