Description

Ribes Nigrum Seed Oil is extracted from the seeds of the blackcurrant plant (Ribes nigrum). This oil is highly valued in cosmetics for its rich content of essential fatty acids, particularly gamma-linolenic acid (GLA), which provides nourishing and restorative benefits for the skin.

Chemical Composition and Structure:

Ribes Nigrum Seed Oil is composed mainly of essential fatty acids, including gamma-linolenic acid (GLA), linoleic acid, and oleic acid. It also contains antioxidants such as tocopherols (vitamin E) and phytosterols. The chemical structure of GLA includes a long hydrocarbon chain with multiple double bonds, contributing to its anti-inflammatory and skin-conditioning properties.

Physical Properties:

The oil is typically a dark amber or greenish liquid with a characteristic nutty or earthy aroma. It has a light, non-greasy texture and absorbs easily into the skin. The oil is liquid at room temperature and is soluble in other oils and organic solvents. Its pH is generally neutral.

Production Process:

The production of Ribes Nigrum Seed Oil involves the following steps:

Harvesting: Blackcurrant seeds are collected after the fruits have been processed.
Extraction: The seeds are processed using methods such as cold pressing or solvent extraction to obtain the oil.
Filtration: The oil is filtered to remove solids and impurities.
Refinement: The oil may be refined to remove any residual impurities and to ensure a stable and high-quality product.

Applications:

Ribes Nigrum Seed Oil is used in cosmetic formulations for its nourishing, anti-inflammatory, and moisturizing properties. It can be found in:

Moisturizers
Anti-aging creams
Serums
Lip balms
It is also used in hair care products to provide hydration and improve hair texture.

Environmental and Safety Considerations:

The environmental impact of producing Ribes Nigrum Seed Oil is relatively low, especially when sustainable practices are employed. The oil is generally considered safe for topical use and has a low risk of irritation or sensitization. As with any cosmetic ingredient, proper formulation and safety testing are important, particularly for products intended for sensitive skin.

INCI Functions:


Skin conditioning agent - Emollient. Emollients have the characteristic of enhancing the skin barrier through a source of exogenous lipids that adhere to the skin, improving barrier properties by filling gaps in intercorneocyte clusters to improve hydration while protecting against inflammation. In practice, they have the ability to create a barrier that prevents transepidermal water loss. Emollients are described as degreasing or refreshing additives that improve the lipid content of the upper layers of the skin by preventing degreasing and drying of the skin. The problem with emollients is that many have a strong lipophilic character and are identified as occlusive ingredients; they are oily and fatty materials that remain on the skin surface and reduce transepidermal water loss. In cosmetics, emollients and moisturisers are often considered synonymous with humectants and occlusives.
Synonyms:

CAS: 68606-81-5 97676-19-2 EC number 271-749-0