CheckVegan

Is Thallium vegetarian?

Thallium

Vegetarian Vegetarian
Vegan Vegan

Thallium is a chemical element (symbol Tl, atomic number 81), a silvery-white post-transition metal not found free in nature. It and its compounds are highly toxic and are banned from use in cosmetics.

INCI name Thallium
CAS number 7440-28-0
EC number 231-138-1
CosIng ID 28654
Last reviewed 9 July 2026

An ingredient is considered vegetarian if it avoids components derived from killing an animal.

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