Hydration / Barrier

Coenzyme Q10 (Ubiquinone)

INCI: Ubiquinone · CAS 303-98-0

Coenzyme Q10 (ubiquinone) is a lipid-soluble antioxidant naturally present in skin cells, used in skincare to support antioxidant defence and a more energised, youthful-looking complexion.

INCIUbiquinone
CAS303-98-0
Also known asCoQ10, Coenzyme Q10
Use leveltypically 0.5–1%
Solubilityoil-soluble
pH / stabilityoil phase (pH not applicable)
RegulatoryListed in EU CosIng

What it does

  • Provides antioxidant protection in the skin's lipid layer.
  • Supports skin-cell energy processes.
  • Popular in anti-ageing and protective formulas.

How it works

CoQ10 is a component of the mitochondrial energy chain and a lipid-soluble antioxidant whose skin levels decline with age. In cosmetics it is widely documented for antioxidant and skin-protective benefits. It is a vivid orange, oil-soluble powder that must be dissolved into the oil phase.

Use level

Typical use level
typically 0.5–1%

Commonly used around 0.5–1%. Its natural orange colour can tint formulas at higher levels.

Formulation considerations

  • Oil-soluble; dissolve into the oil phase with gentle heat.
  • Naturally orange — can colour a formula.
  • Pairs well with vitamin E.

What it pairs with & what to avoid

Pairs well with

  • Vitamin E and other antioxidants
  • Emollients and facial oils

Use with care / avoid

  • High levels where its orange tint is undesirable

Regulatory status

Ubiquinone (CoQ10) is listed in the EU CosIng database and is a well-established antioxidant ingredient.

Common questions

What does CoQ10 do for skin?

It is a lipid-soluble antioxidant that protects skin and supports cellular energy processes; skin levels decline with age.

What percentage of CoQ10 is used?

Usually around 0.5–1%.

Why is my CoQ10 product orange?

CoQ10 is naturally a bright orange-yellow, which can tint formulas.

Related monographs

The SBCT Labs Ingredient Suite is a free, independent educational resource for cosmetic R&D teams and formulators. It is provided for reference only and is not sales material — SBCT Labs does not necessarily supply the ingredients described here.

About SBCT Labs →
Related SBCT actives

Need an active built for your brief?

The Ingredient Suite is free and educational. Separately, SBCT develops and supplies cosmetic actives — botanical, fermentation and synthesis — made in India, formulated to your concept. Tell us the concern and format and we’ll send an evaluation sample.