Ingredient

Piroctone Olamine

An anti-dandruff active that targets Malassezia, the yeast/fungus on the scalp behind dandruff and seborrheic dermatitis, reducing the flaking, itching, and oiliness it causes.

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Similar ingredients

others that do something alike

Zinc Pyrithione

A classic anti-dandruff active.

Climbazole

An anti-fungal scalp active used against dandruff.

BHA exfoliant

An oil-soluble (BHA) exfoliant that clears pores from the inside; the go-to for blackheads.

What it does

moderate evidence

Benefits

Reduces dandruff flaking and scalp itching by suppressing the Malassezia yeast that drives them
Helps manage seborrheic dermatitis and an oily, irritated scalp
A common, gentler-feeling alternative to zinc pyrithione in anti-dandruff shampoos
Effective in rinse-off and leave-on scalp products at low concentrations (EU limits: 1.0% rinse-off, 0.5% leave-on)

Side effects

Generally well tolerated; significant adverse reactions are uncommon
As with any active, scalp irritation or sensitivity can occur in some people
Mainly intended for the scalp and hair rather than as a facial-skin treatment

Who it's for

People with dandruff, flaky or itchy scalp, or seborrheic dermatitis looking for an effective anti-fungal scalp active

Who should be careful

Those with a known sensitivity to it; discontinue if the scalp becomes irritated, and see a clinician if flaking persists or worsens despite use

Products with Piroctone Olamine (35)