What is o-Cymen-5-ol used for in skincare?

o-Cymen-5-ol is primarily used for its antimicrobial properties in skincare products. It helps to control the growth of microorganisms on the skin, which can be beneficial for acne-prone or oily skin types.

Is o-Cymen-5-ol safe for sensitive skin?

While generally considered safe at typical cosmetic concentrations, some individuals with very sensitive skin may experience irritation or sensitization. Patch testing is recommended if you have known sensitivities.

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o-Cymen-5-ol

o-Cymen-5-ol is a synthetic antimicrobial agent commonly used in cosmetics and personal care products. It helps to prevent the growth of bacteria and fungi, thereby preserving the product and sometimes contributing to skin purification. It is effective at low concentrations.

AntimicrobialVegan

BenefitModerate 1.5 / 4

Acne i1.5 / 4

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

RiskLow 1.2 / 4

Irritation i1 / 4

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

Sensitization i0.8 / 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

Inhibits bacterial growth
Acts as a preservative

Things to watch

Potential for skin irritation or sensitization in some individuals

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Products with o-Cymen-5-ol

Rilastil

Hydrotenseur Crema Antirughe Ristrutturante Ricca

4.7/ 522/23/3

Rilastil

Hydrotenseur Restructuring Anti-Wrinkle Cream

4.7/ 522/23/3

Rilastil

Hydrotenseur Crema Antiarrugas Reestructurante

4.7/ 522/24/3

Bioderma

Photoderm Spray Sun Active Defense SPF 50+

4.6/ 516/13/3

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Frequently asked questions

What is o-Cymen-5-ol used for in skincare?: o-Cymen-5-ol is primarily used for its antimicrobial properties in skincare products. It helps to control the growth of microorganisms on the skin, which can be beneficial for acne-prone or oily skin types.
Is o-Cymen-5-ol safe for sensitive skin?: While generally considered safe at typical cosmetic concentrations, some individuals with very sensitive skin may experience irritation or sensitization. Patch testing is recommended if you have known sensitivities.