Exfoliation / Renewal

Succinic Acid

INCI: Succinic Acid · CAS 110-15-6

Succinic acid is a dicarboxylic acid used in skincare mainly in products for blemish-prone and oily skin, valued as a gentle, multi-tasking ingredient for clearer-looking skin.

INCISuccinic Acid
CAS110-15-6
Also known asamber acid
Use leveltypically 1–2% (higher in spot products)
Solubilitywater-soluble
pH / stabilitymildly acidic
RegulatoryListed in EU CosIng

What it does

  • Supports clearer-looking, blemish-prone skin.
  • Helps mattify and comfort oily skin.
  • Gentle and generally well tolerated.

How it works

Succinic acid is widely documented as a gentle, multifunctional acid with antioxidant and skin-conditioning character; it has become popular in blemish-care products. Evidence is more modest than for established anti-acne actives, so it is best positioned as a gentle supporting ingredient.

Use level

Typical use level
typically 1–2% (higher in spot products)

Commonly used at 1–2% in leave-on products, sometimes higher in targeted spot treatments.

Formulation considerations

  • Water-soluble; mildly acidic.
  • Gentle; often combined with other blemish-care actives.
  • Well tolerated by most skin types.

What it pairs with & what to avoid

Pairs well with

  • Salicylic acid, niacinamide (blemish-care)
  • Soothing actives

Use with care / avoid

  • Overstating it versus established anti-acne actives

Regulatory status

Succinic acid is listed in the EU CosIng database and is a well-established cosmetic ingredient.

Common questions

What does succinic acid do for skin?

It is a gentle, multifunctional acid popular in blemish-care products to support clearer-looking, less oily skin.

What percentage of succinic acid is used?

Commonly 1–2% in leave-on products, higher in spot treatments.

Is succinic acid as strong as salicylic acid?

No; it is a gentle supporting ingredient rather than a replacement for established anti-acne actives.

Related monographs

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