Plant Extracts

Rosmarinus Officinalis Flower … Stem Extract

INCI: ROSMARINUS OFFICINALIS FLOWER/LEAF/STEM EXTRACT

Reviewed by Kate · Last updated 14 Aug 2026

A plant extract with antioxidant and conditioning properties

Best For Skin Types

All, Combination, Mature

Addresses

Sensitivity, Redness

Usage Frequency

Daily

Rosmarinus Officinalis Flower/Leaf/Stem Extract products at Skintique

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What Is Rosmarinus Officinalis Flower … Stem Extract?

Rosmarinus officinalis extract is derived from the leaves, flowers, and stems of rosemary, a Mediterranean herb commonly used in cooking and traditional medicine. In skincare, it functions primarily as a skin conditioner and fragrance component.

The extract contains polyphenols and other naturally occurring compounds that contribute antioxidant activity. It is included in formulations to support skin condition and provide mild aromatic qualities.

How It Works

Rosemary extract works through its polyphenol compounds, which possess antioxidant properties. These molecules can neutralise free radicals that accumulate on the skin from environmental stress and UV exposure, potentially reducing oxidative damage over time.

As a conditioning agent, the extract also helps the skin retain moisture and feel softer, though the effect is generally modest compared to dedicated humectants or occlusives.

Clinical Evidence & References

Research on rosemary extract in skincare is limited. Most studies focus on the ingredient's antioxidant potential in laboratory settings rather than its practical effects when applied topically in finished products. Some research suggests polyphenol-rich plant extracts may support skin barrier function and reduce oxidative stress, but specific evidence for rosemary extract in cosmetic concentrations is sparse.

Whilst the ingredient is generally well-tolerated and has a long history of use in food and traditional preparations, claims about its skin benefits should be regarded as provisional. It functions best as a supporting ingredient within a broader skincare routine rather than as a primary active.

How to Use

Rosemary extract is typically used as part of a finished formulation rather than applied on its own. It works well alongside other antioxidants and conditioners. For best results, use products containing this ingredient consistently as part of your daily or regular routine. It pairs well with sunscreen and other protective measures, since its antioxidant benefits complement UV defence.

Safety & Precautions

Rosemary extract is generally well-tolerated by most skin types. Sensitive individuals should patch-test first, as some may react to herbal extracts or fragrance components in the formulation.

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Rosmarinus Officinalis Flower/Leaf/Stem Extract is a variant of Rosmarinus Officinalis Leaf Extract, the form you will most often see on an ingredients list.

A plant extract with purifying and antioxidant properties used in skincare formulations

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