What does inositol do for the skin?

Inositol primarily functions as a humectant, helping the skin attract and retain moisture, which leads to improved hydration. It may also play a role in regulating sebum production and supporting overall skin health.

Is inositol suitable for all skin types?

Yes, inositol is generally well-tolerated and can be beneficial for various skin types, including dry, dehydrated, and oily skin due to its hydrating and potential oil-balancing properties.

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Inositol

Inositol is a sugar alcohol naturally found in many foods and in the body. In skincare, it acts as a humectant, drawing moisture into the skin to improve hydration. It also has potential benefits for balancing oil production and supporting skin health.

NoneSugar alcoholEvidence: Medium

BenefitModerate 2 / 4

Hydration i2.5 / 4

Whether the ingredient helps increase the skin’s water content — humectants that attract water, ingredients that reduce water loss, or ones that make skin feel less dry.

Oil control i1.5 / 4

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

RiskVery low 0 / 4

Rated by SpottyLabs' ingredient methodology, independent of brands.

What it helps with

Hydrates skin
Balances oil production
Supports skin health

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Products with Inositol

SKIN1004

Madagascar Centella Air-Fit Suncream Plus SPF50+ PA++++

4.6/ 518/22/4

NUXE

Lait Solaire Fondant Très Haute Protection SPF50+

4.3/ 512/21/9

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Frequently asked questions

What does inositol do for the skin?: Inositol primarily functions as a humectant, helping the skin attract and retain moisture, which leads to improved hydration. It may also play a role in regulating sebum production and supporting overall skin health.
Is inositol suitable for all skin types?: Yes, inositol is generally well-tolerated and can be beneficial for various skin types, including dry, dehydrated, and oily skin due to its hydrating and potential oil-balancing properties.