What pH does Allantoin work at?

Allantoin is most effective at a pH of 5.0–7.0.

What pairs well with Allantoin?

Allantoin pairs well with: ceramides, panthenol, centella.

Is Allantoin safe during pregnancy?

Allantoin is generally considered safe during pregnancy. Always confirm with your obstetrician.

The guides · Soothing

Allantoin

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Derived from comfrey root (or synthetic). Soothing and mildly keratolytic — softens the look of rough skin. Associated with skin comfort after active use.

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What it does

Derived from comfrey root (or synthetic). Soothing and mildly keratolytic — softens the look of rough skin. Associated with skin comfort after active use.

The facts

Effective pH: 5.0–7.0
Category: Soothing
Also known as: Comfrey Extract
Pregnancy: Generally considered fine; ask your doctor

III

Pairs with · fights with

Pairs well with

Conflicts

None listed.

Before you use it

Consistently CIR-safe at usage concentrations. Common in formulas designed to support tolerance of active ingredients. Non-sensitizing.

On the label

Listed as "allantoin". Effective at 0.5–2%. A marker of a thoughtfully formulated product — often paired with panthenol and centella in post-active or sensitive-skin formulas.

This guide is editorial, not medical advice. For a condition, a reaction or a medical question, see a dermatologist.