Primrose Extract Manufacturer & Supplier For Over 25 Years.

Active ingredients

The main components of primrose and Sikkim primrose were flavonoids, including quercetin, kaempferol, cymflavin, apigenin and its glycosides, etc. Other primrose rhizosin, primrose side, β -sitosterol, ceryl alcohol and so on.

Extraction processing method

Primrose can be water, alcohol and other solvents, according to the conventional method of extraction, and then concentrated to dry paste. Such as primrose water extraction rate of about 19%; The yield of Sikkim primrose with 50% alcohol was about 6%.

Pharmacology

Primrose alcohol extract has antibacterial properties, staphylococcus aureus, staphylococcus epidermis, streptococcus pyogenes, streptococcus mutants have a better inhibitory effect. When the concentration of 50% alcohol extract of Sikkim primrose was 1%, the inhibition rate of propionibacterium acne was 32.5%.

After applying 50% alcohol Sikkim primrose extract to the skin for 2 hours, the water content of the cuticle was measured by conductivity method. Compared with the blank test, the conductivity increased by 29%.

• Cell culture primrose promotes collagen production;
• Primrose can promote the proliferation of epidermal keratinocytes.
• Inhibitory effect of the primrose extract on metalloproteinase-1;

Application in cosmetics&skin care products

Primrose extract can promote the proliferation of epidermal cells and can be used for skin rejuvenation and anti-aging cosmetics. The extracts can also be used as an antibacterial, humectant, and anti-inflammatory agents.