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Tetrahydrodemethoxydiferuloylmethane

What Tetrahydrodemethoxydiferuloylmethane is & what it does

Tetrahydrodemethoxydiferuloylmethane is a hydrogenated derivative of a curcuminoid, one of the colored compounds found in turmeric. In skincare formulas it is used mainly for its antioxidant properties and, unlike the bright yellow parent curcumin, the tetrahydro form is nearly colorless so it does not stain formulas or skin. It is often paired with related curcuminoid derivatives to support a brightening or evening effect on skin tone.

What does Tetrahydrodemethoxydiferuloylmethane do in skincare?

Tetrahydrodemethoxydiferuloylmethane is used mainly as an antioxidant active. It is a hydrogenated, nearly colorless derivative of a turmeric curcuminoid, so it can be added without staining a formula yellow. It is often combined with related curcuminoid derivatives in brightening products.

Is Tetrahydrodemethoxydiferuloylmethane natural or synthetic?

It is derived from a natural curcuminoid found in turmeric but is then chemically hydrogenated, so it is best described as a nature-derived, processed ingredient. The hydrogenation step is what removes the strong color and changes its handling. The result is a defined cosmetic ingredient rather than a raw plant extract.

Is Tetrahydrodemethoxydiferuloylmethane safe?

This tetrahydrocurcuminoid is used in cosmetics as an antioxidant and is generally considered suitable at the low levels typical of actives. As with any active, individual tolerance can vary. If you have reactive skin, patch testing a new product is a sensible precaution.

Sunscreens with Tetrahydrodemethoxydiferuloylmethane

We rate 9 sunscreens that contain it:

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