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Ingredient · INCI reference

Taurine

Taurine is a naturally occurring amino sulfonic acid used in skincare and sunscreen as a skin-conditioning and humectant ingredient.

What it is

Taurine is a small sulfur-containing amino acid analog found widely in human tissues, where it participates in osmoregulation. In cosmetics it is used as a water-soluble conditioning agent that helps support skin hydration and contributes to a smooth, comfortable feel. It is added as a supportive ingredient and does not contribute to UV filtration.

Safety & warnings

Taurine is generally well tolerated in topical use, with low irritation and sensitization potential. It is not a recognized fragrance allergen.

Origin & sourcing

Naturally present in human and animal tissues; the cosmetic grade is typically produced by chemical synthesis to a high purity.

Questions everyone asks

What does taurine do in skincare?

It acts as a water-soluble conditioning and hydrating ingredient that helps the skin feel smooth and comfortable.

Is cosmetic taurine from animals?

Although taurine occurs naturally in animal tissues, the grade used in cosmetics is generally produced by chemical synthesis.

Sources & references

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