Oenothera extract CAS NO.90028-66-3

oenothera biennis extract

english name: evening primrose extract

botanical name: oenothera biennis l.

active ingrendients: flavoniod

extract ratio: 5:1 10:1 20:1

parts used: leaf,seed,fruit,bark,flower

introdution

evening primrose is a north american native biennial plant.

the plants are very tall, often 4 to 5 feet or more in height. the stem is erect, stout, soft-hairy, reddish and branching forming a shrub. leaves are alternate, rough-hairy, lanceolate, about 3 to 6 inches long and lemon-scented. the taproot is elongated, fibrous, yellow on the outside and whitish within.

the flower spikes grow on auxiliary branches all along the stalk. they are about 2-1/2 inched in diameter, bright yellow and have four petals, a cross shaped stigma and a refluxed calyx (leaves under petals).

the flowers open in the evening and close up during the day and are strongly scented with a delicious sweet perfume which attracts pollinating moths.

quality data

microbiological data

addition data

function

1. applied in food field,it is added into kinds of beverage,liquor and foods as functional food additive.

2. applied in health product field,it is widely added into various kinds of health products to prevent chronic diseases or relief symptom of climacteric syndrome.

3. applied in cosmetics field,it is widely added into the cosmetics with the function of delaying aging and compacting skin,thus make skin much smooth and delicate.

4. owning estrogenic effect and reliefing symptom of climacteric syndrome.