Rosemary Leaf Liquid Extract is a botanical cosmetic ingredient derived from the leaves of Rosmarinus officinalis (rosemary). Unlike rosemary essential oil, a liquid extract is generally designed to be incorporated directly into the water phase of skincare and haircare formulations. Rosemary extract is mainly used for its antioxidant, skin-conditioning and botanical cleansing/clarifying properties. It can be used in facial serums, toners, cleansers, moisturizers, masks, lotions, after-shave products and scalp/skin treatments.
Uses in Skincare
Benefit Cosmetic Purpose
Antioxidant Care: Helps protect against the visible effects of environmental stress
Skin Conditioning: Helps maintain smoother, healthier-looking skin
Clarifying Care: Useful in products for oily or blemish-prone skin
Soothing Botanical Care: Suitable for products intended to calm and condition stressed-looking skin
Anti-Aging Formulas: Antioxidant properties make it useful in products targeting visible signs of aging
Toning Products: Works well in botanical toners, facial mists and cleansers
Uses in Hair & Scalp Care
Rosemary extract is especially useful in scalp and hair-conditioning formulations. It can be incorporated into products intended to support a healthy-looking scalp and stronger, fuller-looking hair.
Common applications include shampoos, conditioners, scalp serums, hair masks, leave-in conditioners, hair tonics and botanical hair treatments. Its cosmetic benefits include scalp conditioning, antioxidant protection, helping improve the appearance of dull hair, supporting shine and softness, and complementing formulations marketed for thinning or weak-looking hair.
Formulation
Because your Rosemary Extract is glycerin/water based and completely water soluble, it can be incorporated into the water phase. For a botanical extract like this, adding during cool-down below approximately 40°C is a practical approach unless the manufacturer's technical data specify otherwise.
Application Suggested Use Rate
Facial toner / mist 1–3%
Facial serum 1–5%
Cream / lotion 1–3%
Shampoo 1–5%
Conditioner 1–5%
Scalp serum / tonic 2–5%
Hair mask 2–5%
Rosemary Leaf Liquid Extract
