Oak CO2 Extract (bark) 1 kg

Sourcing and specification for B2B buyers

Oak CO2 Extract (bark) 1 kg is produced in England by supercritical fluid extraction with natural carbon dioxide. CO2 Extracts Wholesale yields a 100% natural oily mass with waxy inclusions and characteristic woody odor. INCI: Quercus robur CO2 Extract. No solvent residues or heavy metals. Fat-soluble concentrate preserves tannins, catechins and plant polyphenols from Quercus robur bark. Industrial packaging supports stable batch-to-batch quality for contract manufacturers and private label factories.

Technical parameters for formulation

Recommended input 0.01-2% into the active phase at temperatures below 40 degrees Celsius. Solubility in lipids determines placement in emulsions and gels. Dosage range 0.5-2% for cosmetic applications. Food-grade use as botanical raw material in dietary supplements and functional food requires individual calculation per recipe.

Applications in supplements and food industry

Supplement and confectionery manufacturers worldwide source the extract for drinks, tinctures and functional products. Oak CO2 Extract (bark) 5 g serves as a pilot size before scaling. The same material supports consistent results across cosmetic labs and large production lines. Extracts Wholesale section lists matching CO2 concentrates for formula synergy.

Example formulation for scalp care

For a 5 kg batch: distilled water 4200 g, extract 50 g, glycerin 150 g, panthenol 100 g, solubilizer 75 g, preservative 50 g, lavender essential oil 10 g, liquid green tea extract 365 g. Blend after cooling to 35 degrees, add extract to the aqueous phase and homogenize.

Storage conditions and shelf life

Store in tightly closed opaque containers in a cool dark place away from heat and odors. Shelf life until 12.2028 when conditions are met. Industrial logistics packaging protects during transport and long storage cycles.

FAQ

What is the extraction method?

Supercritical CO2 extraction without chemical solvents or residues.

Is the extract suitable for dietary supplement production?

Yes, it is used as botanical raw material in supplement and functional food formulations.

Can it be combined with other CO2 extracts?

It pairs well with juniper, green coffee and pomegranate extracts for balanced profiles.

What packaging is used for bulk orders?

Transport-grade containers designed for industrial volumes and stability.