The Longevity Serum
The Tatcha The Longevity Serum is a emulsion. Our analysis of its 48 ingredients (29 low-risk) rates it Excellent (94/100). Based on its ingredients, it looks well-suited to oily / acne-prone and dry skin. Heads up: it contains fragrance, which can irritate sensitive or reactive skin.
The Tatcha The Longevity Serum is a emulsion. Our analysis of its 48 ingredients (29 low-risk) rates it Excellent (94/100). Based on its ingredients, it looks well-suited to oily / acne-prone and dry skin. Heads up: it contains fragrance, which can irritate sensitive or reactive skin.
Summarised from our ingredient analysis — not brand marketing copy.
The evidence
| EWG | CIR | Ingredient Name & Cosmetic Functions | Notes |
|---|---|---|---|
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Water
(Solvent) |
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Dipropylene Glycol
(Fragrance, Solvent, Viscosity Decreasing Agent, Masking, Viscosity Controlling) |
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Saccharomyces/Rice Ferment Filtrate
(Skin Conditioning) |
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Propanediol
(Solvent, Viscosity Decreasing Agent, Viscosity Controlling) |
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Glycerin
(Denaturant, Fragrance, Hair Conditioning, Humectant, Oral Care Agent, Oral Health Care Drug, Skin Protecting, Viscosity Decreasing Agent, Perfuming, Solvent) |
Good for Dry Skin
Fungal Acne Trigger
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Butylene Glycol
(Fragrance, Skin Conditioning, Solvent, Viscositydecreasing Agent, Humectant, Masking, Viscosity Controlling) |
Good for Dry Skin
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Squalane
(Emollient, Hair Conditioning, Refatting, Skin Conditioning) |
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PEG-10 Dimethicone
(Hair Conditioning, Skin Conditioning) |
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Caprylyl Methicone
(Skin Conditioning) |
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Diphenylsiloxy Phenyl Trimethicone
(Antifoaming Agent, Hair Conditioning, Skin Conditioning) |
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Camellia Sinensis Leaf Extract
(Antimicrobial, Antioxidant, Astringent, Emollient, Humectant, Masking, Oral Care Agent, Skin Conditioning, Skin Protecting, Tonic, Uv Absorber) |
Good for Oily Skin
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Cladosiphon Okamuranus Extract
(Skin Conditioning) |
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Astrocaryum Murumuru Seed Butter
(Emollient, Skin Conditioning) |
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GOSSYPIUM HERBACEUM SEED OIL
(Skin Conditioning) |
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Bidens Pilosa Extract
(Humectant, Skin Conditioning) |
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Linum Usitatissimum Seed Oil
(Perfuming, Skin Conditioning) |
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Morinda Citrifolia Fruit Juice
(Skin Conditioning) |
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Oryza sativa bran oil
(Skin Conditioning, Skin Conditioning Emollient) |
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Citrus Depressa Peel Extract
(Humectant) |
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Alpinia Speciosa Leaf Extract
(Skin Conditioning) |
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Acrylates/C10-30 Alkyl Acrylate Crosspolymer
(Emulsion Stabilising, Film Forming, Viscosity Controlling) |
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Saccharomyces Lysate Extract
(Humectant, Skin Conditioning) |
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Aphanothece Sacrum Polysaccharide
(Absorbent, Emulsion Stabilising, Film Forming, Viscosity Controlling) |
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Psidium Guajava Leaf Extract
(Astringent, Skin Conditioning) |
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Cellulose Gum
(Binding Agent, Emulsion Stabilising, Film Forming, Fragrance, Viscosity Increasing Agent, Binding, Masking, Viscosity Controlling) |
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Lysine Carboxymethyl Cysteinate
(Skin Conditioning) |
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Hydroxypropyl Methylcellulose Stearoxy Ether
(Viscosity Increasing Agent, Viscosity Controlling) |
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Dipotassium Glycyrrhizate
(Flavoring Agent, Skin Conditioning, Humectant) |
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Arginine
(Fragrance, Hair Conditioning, Skin Conditioning, Antistatic Agent, Masking) |
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Lauryl Betaine
(Antistatic Agent, Hair Conditioning, Skin Conditioning, Sufactant, Foam Boosting, Viscosity Increasing Agent) |
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Ethylhexylglycerin
(Deodorant, Skin Conditioning) |
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PARFUM
(Fragrance, Perfuming) |
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TOCOPHEROL
(Antioxidant, Fragrance, Skin Conditioning) |
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Silica
(Abrasive, Absorbent, Anticaking Agent, Bulking Agent, Opacifying, Viscosity Controlling) |
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Citral
(Flavoring Agent, Fragrance, Masking) |
Allergens
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Limonene
(Deodorant, Perfuming, Solvent) |
Allergens
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Linalool
(Fragrance, Deodorant, Masking) |
Allergens
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Beta-Caryophyllene
(Masking, Perfuming, Skin Conditioning) |
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Citrus Aurantium Bergamia Peel Oil | |
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Citrus Limon Peel Oil
(Fragrance, Perfuming, Skin Conditioning) |
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Geranyl Acetate
(Fragrance, Perfuming, Tonic) |
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Linalyl Acetate
(Fragrance, Masking) |
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Pinene
(Antifoaming, Fragrance) |
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Terpineol
(Denaturant, Masking, Perfuming, Solvent) |
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Turpentine
(Perfuming) |
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Terpinolene
(Perfuming) |
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Phenoxyethanol
(Fragrance, Preservative) |
Paraben
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CI 77491
(Colorant, Cosmetic Colorant) |
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EWG flags hazard, not real-world risk — ratings don't account for how much of an ingredient a product contains. Treat these as things to research, not verdicts. How we score →
How to use
General guidance from this product's category and active ingredients — always follow the directions on the package.
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