Kiehl's Midnight Recovery Concentrate

SQUALANE is a skin-conditioning emollient that serves multiple functions in cosmetic formulations. As an emollient, it helps to soften and smooth the skin, making it feel more hydrated and supple. Additionally, SQUALANE acts as a hair-conditioning agent, which can enhance the appearance and manageability of hair. Its refatting properties allow it to replenish lipids in the skin, which can be beneficial in maintaining the skin's barrier function. Formulators may add SQUALANE to products to improve texture and provide a luxurious feel, while also contributing to overall skin and hair health.

ROSA CANINA FRUIT OIL, commonly known as rosehip oil, is derived from the seeds of the wild rose plant. It is primarily used in cosmetics for its skin-conditioning properties, acting as an emollient that helps to soften and smooth the skin. Formulators may add this ingredient for its ability to enhance the skin's moisture retention, thereby improving overall skin texture and appearance. Additionally, it is valued for its potential to nourish the skin due to its fatty acid content, making it a popular choice in formulations aimed at promoting skin health.

OENOTHERA BIENNIS OIL, commonly known as evening primrose oil, is derived from the seeds of the evening primrose plant. It is primarily used in cosmetics for its skin-conditioning and emollient properties, helping to hydrate and soften the skin. Formulators may add this ingredient to enhance the moisture retention capabilities of a product, providing a smoother and more supple skin feel. Additionally, its fatty acid profile, particularly gamma-linolenic acid, is believed to support skin barrier function, making it a popular choice in formulations aimed at improving skin texture and overall appearance.

SIMMONDSIA CHINENSIS SEED OIL is primarily known for its functions as a skin-conditioning emollient and hair-conditioning agent. As a skin-conditioning emollient, it helps to improve the texture and hydration of the skin by forming a barrier that reduces water loss, making it beneficial in cosmetic formulations aimed at enhancing skin softness and smoothness. Additionally, its hair-conditioning properties can help improve the manageability and appearance of hair, contributing to a healthier look. Formulators may add this ingredient to provide moisturizing benefits and enhance the overall feel of the product on both skin and hair.

Tocopherol, commonly known as Vitamin E or Alpha Tocopherol, is a fat-soluble antioxidant that plays a crucial role in protecting skin cells from oxidative stress caused by free radicals. Its antioxidant properties help to stabilize and preserve the integrity of cosmetic formulations, thereby enhancing their shelf life and effectiveness. Formulators often include Tocopherol in products to provide additional skin benefits, such as moisturizing and soothing properties, making it a popular choice in skincare and cosmetic products.

LAVANDULA ANGUSTIFOLIA OIL, commonly known as lavender oil, serves primarily as a fragrance in cosmetic formulations, providing a pleasant scent that can enhance the overall sensory experience of a product. Additionally, it is classified as a tonic, which may contribute to the perceived vitality or health of the skin. Formulators may add this ingredient to create appealing fragrances and to potentially offer a soothing or refreshing quality to the formulation, making it more attractive to consumers.

PELARGONIUM GRAVEOLENS FLOWER OIL, commonly known as geranium oil, is an essential oil derived from the flowers of the Pelargonium graveolens plant. It is primarily used in cosmetics for its fragrant properties, contributing a floral and slightly minty scent to formulations. This oil is often added to enhance the sensory experience of a product, making it more appealing to consumers. Additionally, its aromatic profile can evoke feelings of relaxation and well-being, which is a desirable attribute in many skincare and personal care items. Formulators may choose to incorporate this ingredient not only for its fragrance but also for its potential to provide a natural source of scent in formulations, aligning with trends towards more natural and botanical ingredients.

LINALOOL is a naturally occurring terpene alcohol found in many flowers and spice plants. It is primarily used in cosmetics for its deodorant and perfuming properties, providing a pleasant fragrance and enhancing the overall sensory experience of a product. Formulators may add LINALOOL to create appealing scents or to mask undesirable odors, making it a popular choice in various personal care formulations. However, it is important to note that LINALOOL is subject to certain restrictions in cosmetic use, as indicated by its classification as a cosing-restricted ingredient.

ROSMARINUS OFFICINALIS LEAF OIL, commonly known as rosemary leaf oil, serves primarily as a fragrance and skin-conditioning agent in cosmetic formulations. As a fragrance, it contributes a pleasant scent to products, enhancing the overall sensory experience for users. Additionally, its skin-conditioning function may help improve the feel and appearance of the skin, making it a valuable ingredient in various cosmetic applications. Formulators may choose to include ROSMARINUS OFFICINALIS LEAF OIL to provide both aromatic qualities and potential benefits for skin texture and hydration.

CITRONELLOL is a naturally occurring compound found in various essential oils, particularly in citronella oil. It is primarily used in cosmetics for its perfuming properties, imparting a fresh, floral scent that enhances the overall fragrance profile of a product. Formulators may add CITRONELLOL to create appealing scents in formulations, as well as to mask undesirable odors from other ingredients. However, it is important to note that CITRONELLOL is subject to certain restrictions in cosmetic formulations due to its potential sensitizing effects, as indicated by its classification as a cosing-restricted ingredient.

GERANIOL is a naturally occurring alcohol found in various essential oils, particularly in rose and geranium oils. It is commonly used in cosmetics for its perfuming properties, imparting a pleasant floral scent to products. Additionally, GERANIOL has tonic properties, which may contribute to the overall sensory experience of a formulation. Formulators may add GERANIOL not only for its fragrance but also to enhance the product's appeal and provide a refreshing quality. However, it is important to note that GERANIOL is subject to certain restrictions in cosmetic formulations, as indicated by its classification as a 'cosing-restricted' ingredient.

LAVANDULA HYBRIDA OIL is primarily recognized for its function as a skin-conditioning emollient. Emollients are ingredients that help to soften and smooth the skin by forming a barrier on the skin's surface, which can help to reduce water loss and improve overall skin texture. Formulators may add LAVANDULA HYBRIDA OIL to cosmetic products to enhance skin feel and provide a more luxurious application experience. However, it is important to note that this ingredient is subject to specific restrictions, as indicated by its risk flags and references, which may influence its use in formulations.

CUCUMIS SATIVUS FRUIT EXTRACT, commonly known as cucumber extract, is a natural ingredient derived from the fruit of the cucumber plant. It is primarily used in cosmetics for its skin-conditioning properties, acting as an emollient that helps to soften and smooth the skin. Formulators may add this ingredient to enhance the overall hydration and comfort of the skin, making it feel more refreshed and revitalized. Additionally, cucumber extract is often valued for its soothing and cooling effects, which can contribute to a pleasant sensory experience in cosmetic formulations.

CURCUMA LONGA ROOT EXTRACT, commonly known as turmeric extract, is derived from the root of the Curcuma longa plant. This ingredient is often used in cosmetics primarily for its fragrance and perfuming properties, contributing a warm, earthy scent to formulations. Formulators may add it not only for its aromatic qualities but also for its potential to enhance the overall sensory experience of a product. Additionally, its natural origin makes it appealing in formulations aimed at consumers seeking more botanical ingredients.

LIMONENE is a compound commonly used in cosmetics primarily for its functions as a deodorant, solvent, and perfuming agent. As a deodorant, it helps to mask or neutralize unpleasant odors, making it a valuable addition to personal care products. Its solvent properties allow it to dissolve other ingredients, facilitating the formulation process and enhancing the overall texture of the product. Additionally, LIMONENE is often included for its pleasant citrus scent, contributing to the fragrance profile of various formulations. However, it is important to note that LIMONENE is subject to certain restrictions in cosmetic use, as indicated by its risk flags and references to regulatory guidelines.

CITRAL is a natural compound commonly found in the essential oils of various plants, particularly citrus fruits. It is primarily used in cosmetics for its fragrance properties, contributing a fresh, lemon-like scent to formulations. In addition to its role as a fragrance agent, CITRAL can also serve as a flavoring agent in some products. Formulators may add CITRAL to enhance the sensory experience of a product, making it more appealing to consumers. However, due to its classification as a restricted cosmetic ingredient, its use is regulated in certain concentrations to ensure safety.

ROSA DAMASCENA FLOWER OIL is primarily used in cosmetics for its functions as a fragrance and skin-conditioning agent. As a fragrance, it provides a pleasant scent that can enhance the sensory experience of a product. Additionally, its skin-conditioning properties may help improve the feel and appearance of the skin, making it a desirable ingredient in various formulations. Formulators may add ROSA DAMASCENA FLOWER OIL to create a luxurious sensory profile while also contributing to the overall quality of the product's texture and skin feel.

JASMINUM OFFICINALE EXTRACT, commonly known as jasmine extract, is derived from the flowers of the jasmine plant. This ingredient is primarily used in cosmetics for its pleasant fragrance, which can enhance the sensory experience of a product. Additionally, it offers moisturizing and skin-conditioning properties, making it beneficial for maintaining skin hydration and overall skin health. Formulators may add this extract not only for its aromatic qualities but also for its soothing effects on the skin, which can help to calm irritation and promote a more comfortable skin feel.

HELIANTHUS ANNUUS SEED OIL, commonly known as sunflower seed oil, is a natural oil extracted from the seeds of the sunflower plant. It serves multiple cosmetic functions, primarily as a skin-conditioning agent. Its emollient properties help to soften and smooth the skin, making it a popular choice in formulations aimed at improving skin texture. Additionally, it acts as a solvent, aiding in the dissolution of other ingredients, and provides occlusive benefits by forming a barrier on the skin to help retain moisture.