Tannnic Acid

Tannic acid is an astringent, polyphenolic compound typically sourced from gallnuts, tree bark, or other botanicals. It's included for antioxidant protection, shine control, and a tighter feel, though potency and tolerance vary by
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Ingredient Snapshot

Overview
An astringent plant compound that cuts oil and tightens pores' look.
Category
Antioxidant, Oil Control, Tone/Texture
Type
Antioxidant

Ingredient Ratings

Overall Rating

Good

Comedogenic Risk

None

Skin Benefits

It provides antioxidant support and a more refined-looking skin surface, and can reduce greasy appearance and temporarily make pores look tighter; individual tolerance varies.

Uses In Skincare & Cosmetics

It's found in toners, pore-refining serums, and oil-control moisturizers applied after cleansing.

Comedogenic Rating

This ingredient is not typically evaluated for comedogenicity, and no standardized rating is available.

Safety

It can be drying or stinging, especially on sensitive or compromised skin; introduce it gradually and avoid high-strength use near the eyes. No broad regulatory restrictions apply at typical cosmetic concentrations.

Is Tannnic Acid a Good Ingredient?

It rates Good because its antioxidant and astringent actions are reasonably supported, aiding oil control and texture refinement when well formulated. Effectiveness and comfort depend on concentration and pH, and higher levels can feel drying, which keeps it out of the top tier.