What does Montmorillonite do for the skin?

Montmorillonite, or bentonite clay, is highly absorbent and helps to draw out excess oil and impurities from the skin, providing a mattifying and detoxifying effect.

Is Montmorillonite suitable for dry skin?

Due to its oil-absorbing properties, Montmorillonite may be too drying for individuals with dry skin and is generally better suited for oily or combination skin types.

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Montmorillonite

Also known as: smectite clay

Montmorillonite is a type of clay mineral, often referred to as bentonite clay. It is highly absorbent and is used in cosmetics to draw out impurities and excess oil from the skin. It can also provide a mattifying effect and help detoxify the skin.

MineralVegan

BenefitModerate 2 / 4

Oil control i2.5 / 4

Whether it can reduce excess sebum, shine, or greasiness — absorbents, sebum-regulating ingredients, and some acne actives.

Acne i1.8 / 4

Whether it can help acne-prone skin — reducing clogged pores, excess oil, acne-causing bacteria, inflammation, or breakouts.

RiskLow 0.5 / 4

Irritation i0.5 / 4

Risk of short-term irritation — stinging, burning, dryness, redness, or discomfort. Common for strong actives, acids, retinoids, fragrances, and harsh surfactants.

Sensitization i0.2 / 4

Risk of allergic contact dermatitis or immune-based reactions. Fragrance allergens, preservatives, botanicals, and some dyes may score here.

Rated by SpottyLabs' ingredient methodology, independent of brands.

What it helps with

absorbs excess oil
draws out impurities
mattifies skin

Things to watch

can be drying if used too frequently
may cause temporary redness

See how this matches your skin

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Products with Montmorillonite

APIVITA

Express Beauty Purifying & Oil-Balancing Black Face Mask

3.2/ 516/8/11

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Frequently asked questions

What does Montmorillonite do for the skin?: Montmorillonite, or bentonite clay, is highly absorbent and helps to draw out excess oil and impurities from the skin, providing a mattifying and detoxifying effect.
Is Montmorillonite suitable for dry skin?: Due to its oil-absorbing properties, Montmorillonite may be too drying for individuals with dry skin and is generally better suited for oily or combination skin types.