Tatcha The Clarifying Clay Mask for oily skin

How to apply

Questions and answers

What the research says

• Vectorization of high molecular weight hyaluronic acid with clay enabled its penetration into deeper skin layers and led to a significant clinical reduction in fine lines in the crow's feet area compared to placebo after 28 days.

  Skin Research and Technology, 2024

• Twice-weekly use of a clay mask over 4 weeks in 75 adults with oily or combination skin improved acne-related outcomes, sebum content, skin evenness, hydration, and reduced dryness and irritation.

  Skin Research and Technology, 2023

• Clay jojoba oil facial masks reduced total skin lesions by a mean of 54% after 6 weeks in 133 participants with acne-prone, lesioned skin and mild acne compared to baseline.

  Forschende Komplementarmedizin, 2012

• Topical post-laser application of human adipocyte-derived mesenchymal stem cell media combined with niacinamide significantly improved wrinkle index, melanin index, patient satisfaction, and investigator esthetic improvement scores compared to vehicle cream in patients with aging skin.

  Journal of Cosmetic Dermatology, 2021

• Topical nicotinamide prevented solar-simulated UV-induced immunosuppression in healthy volunteers, and men experienced immunosuppression at solar-simulated UV doses three times lower than those required for women.

  The Journal of Investigative Dermatology, 2008

• Topical 5% niacinamide applied twice daily for 12 weeks reduced fine lines and wrinkles, hyperpigmented spots, red blotchiness, and skin sallowness, and improved skin elasticity compared to vehicle control in 50 female white subjects with facial photoaging.

  Dermatologic Surgery, 2005

• A single application of a moisturizing fluid containing hyaluronic acid 1%, glycerin 5%, and Centella asiatica stem cells extract significantly increased skin hydration by 29% and reduced transepidermal water loss at 24 hours compared to baseline and an untreated control site in twenty healthy women.

  Clinical, Cosmetic and Investigational Dermatology, 2017

• The emollient V0034CR significantly reduced TEWL compared to vehicle and vehicle plus glycerol, and significantly increased corneometry scores compared to vehicle and vehicle plus petrolatum in healthy volunteers with dry skin, demonstrating combined barrier function improvement from petrolatum and hydration improvement from glycerol.

  Journal of Cosmetic Dermatology, 2020

• Ten days of treatment with a cream containing 20% glycerin significantly increased skin hydration measured by corneometer values in 17 healthy volunteers compared to a placebo cream, but showed no influence on transepidermal water loss or skin sensitivity to an irritating surfactant.

  International Journal of Cosmetic Science, 2001

• Bentonite paste provides complete protection against +RNA viruses such as SARS-CoV-2 and improves skin condition when used for dermal sanitization compared to alcohol-based hand sanitizers.

  ACS Chemical Neuroscience, 2020

• Bentonite nanoparticles and honey co-administration improved skin wound healing in BALB/c mice by reducing inflammatory cell infiltration and increasing fibroblastosis, new epithelium thickness, granulation area, and collagen density compared to the untreated control group.

  The International Journal of Lower Extremity Wounds, 2025

• A novel water-in-oil emulsion with a lecithin-modified bentonite prevented epidermal degradation and inflammatory protein secretion induced by urban dust and cedar pollen more effectively than a conventional water-in-oil emulsion in a reconstructed human epidermis model.

  International Journal of Cosmetic Science, 2020

• Topical green tea extract significantly improved clinical symptoms, tear breakup times, and meibomian gland health compared to standard treatment in patients with dry eye and Meibomian Gland Dysfunction.

  Journal of Clinical and Diagnostic Research, 2017

• Topical low-dose green tea extract reduces UVB-induced p53 expression and apoptosis in human skin keratinocytes compared to placebo.

  Experimental Dermatology, 2009

• An anti-acne hydrogel containing Aloe barbadensis, Garcinia mangostana, and Camellia sinensis extracts showed superior antiacne and antiblotch activities compared to 1% clindamycin gel in sixty subjects with mild-moderate acne.

  Clinical, Cosmetic and Investigational Dermatology, 2019

Ingredients

Glycerin, Butylene Glycol, Kaolin, Illite, Propanediol, Bentonite, Water, Glucomannan, Glyceryl Stearate Se, Hydroxyapatite, Behenyl Alcohol, Maris Sal Sea Salt Sel Marin, Stearyl Alcohol, Parfum, Saccharomyces Rice Ferment Filtrate, Camellia Sinensis Leaf Extract, Cladosiphon Okamuranus Extract, Dipotassium Glycyrrhizate, Niacinamide, Volcanic Soil, Quillaja Saponaria Bark Extract, Sapindus Mukorossi Peel Extract, Rosa Multiflora Fruit Extract, Belamcanda Chinensis Root Extract, Eriobotrya Japonica Leaf Extract, Houttuynia Cordata Extract, Tocopherol, Cellulose Acetate, Lauryl Glucoside, Capryloyl Glycine, Propylene Glycol Stearate, Magnesium Stearate, Acrylates Ammonium Methacrylate Copolymer, Alcohol, Ethylhexylglycerin, Phenoxyethanol, Citral, Limonene, Linalool, Titanium Dioxide Ci 77891, Iron Oxides Ci 77491

Behind this fit score

Lovi calculates every fit score from the full ingredient list with brand-independent rules our dermatologists and cosmetic chemists build and review, and personalizes every pick with AI trained on the real results of millions of users. Lovi trains its fit score models on a proprietary dataset built from more than 10,000 expert-labeled products and more than 100,000 simulated examples, following an internally consistent methodology presented at Cosmoprof, AMWC, and Skin of Color Update.