Sourcing and specification of Evening Primrose CO2 Extract
Produced in England through supercritical fluid extraction with natural carbon dioxide, the 1 kg pack of Evening Primrose (Oenothera biennis) CO2 Extract meets the needs of cosmetic laboratories and supplement manufacturers. CO2 Extracts Wholesale supplies the product as a 100% natural oily liquid without solvent residues or heavy metals. The INCI name is Evening Primrose (Oenothera biennis) CO2 Extract.
Composition and functional value in formulations
The extract contains ascorbic acid, tocopherol, quercetin, kaempferol, trace elements magnesium, zinc, iron, manganese, copper, selenium, essential fatty and amino acids, and polysaccharides. These components support cell membrane integrity and provide nutritional value in dietary supplement blends and functional food products. Extracts Wholesale offers flexible pack sizes for industrial buyers.
Integration into cosmetic and personal care products
Recommended input levels range from 0.05% to 2%. Typical use includes 0.05-0.1% in daytime facial care, 1-2% in wrinkle serums, 0.5-1% in hair masks, 0.5-0.7% in gels and toners, 1.5% in body massage gels, and 0.05-0.5% in post-shave and anti-redness lines. Add to the oil phase at temperatures below 40°C.
Role as raw material for dietary supplements and food industry
Supplement producers and food manufacturers worldwide purchase the extract for incorporation into functional beverages, nutritional complexes, and confectionery items. Private formulators and factories source both retail and wholesale quantities as a botanical ingredient. Primrose Evening CO2 Extract 5 g allows small-scale testing before bulk procurement.
Sample formulation for a facial serum
Oil phase 15%, emulsifier 4%, Evening Primrose CO2 Extract 1.2%, tocopherol 0.3%, hyaluronic acid solution 3%, glycerin 5%, preservative 0.8%, distilled water to 100%. Combine oil phase ingredients at 35°C, add water phase gradually, homogenize and cool.
Storage guidelines and shelf life
Store in a cool, dark place in a tightly closed container until December 2028. Once opened, use within 12 months while protecting from moisture and light exposure.
Frequently asked questions
Is the extract compatible with other botanical CO2 extracts?
Yes, it blends readily with extracts such as chamomile or calendula in the same oil phase.
What is the solubility profile?
The product is fat-soluble and should be introduced only into oil or emulsion phases.
Can it be used above 40°C?
Processing temperatures must remain below 40°C to preserve the active compounds.
Does the extract alter the color of finished products?
At levels up to 2% no significant color shift occurs in most bases.