Rate My SPF

Hydroxydecyl Ubiquinone

What Hydroxydecyl Ubiquinone is & what it does

Hydroxydecyl Ubiquinone is a synthetic, more stable analogue of coenzyme Q10 (idebenone-related ubiquinone chemistry) used in skincare as an antioxidant. In formulas it is commonly used to help neutralize free radicals and support the skin's defenses against oxidative stress. It is not a UV filter and serves as a supporting active rather than a sun-protection ingredient. No specific concerns are listed for it.

What is Hydroxydecyl Ubiquinone?

Hydroxydecyl Ubiquinone is a synthetic, more stable analogue of coenzyme Q10, related to idebenone-style ubiquinone chemistry. It is used in skincare for its antioxidant properties.

What does Hydroxydecyl Ubiquinone do in skincare?

It is commonly used as an antioxidant, helping neutralize free radicals and support the skin's defenses against oxidative stress. It is a supporting active and not a UV filter.

Is Hydroxydecyl Ubiquinone safe?

It is generally considered well tolerated at cosmetic concentrations, and no specific concerns are listed for it here. As with any active, patch testing a new product is a reasonable precaution.

Sunscreens with Hydroxydecyl Ubiquinone

We rate 4 sunscreens that contain it:

← All ingredients