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Loquat Leaf Extract

Loquat Leaf Extract

Latin Name:Eriobotrya japonica Thunb.
Part Used: Leaf
Test Method: By HPLC
Specification: 25-98% Ursolic acid
Appearance: Yellow green to light yellow fine powder

Description

Product Introduction

Loquat leaf extract is the active substance of the dried leaf extract of the Rosaceae plant Loquat Eriobotrya japonica (Thunb.) Lindl. The active ingredients are volatile oil, triterpene acids, sesquiterpenes, flavonoids, polyphenols, organic acids It has pharmacological activities such as anti-inflammatory, relieving cough, lowering blood sugar, anti-virus and anti-tumor. The marker component are ursolic acid.

Product Character

Product Name: Loquat Leaves Extract

Latin name: Eriobotrya japonica

Part used: leaf

Specification: 15%, 25%, 50%, 90%, 95%, 98% ursolic acid;

Appearance: powder<br>

loquat leafloquat leaf extract

Marker component:

Ursolic acid is a kind of triterpenoid compound that exists in natural plants. It is insolube in water and well soluble in ethanol. It has a variety of biological effects such as sedation, anti-inflammatory, antibacterial, anti-diabetic, anti-ulcer, and lowering blood sugar. Ursolic acid is a triterpenoid compound. In addition, ursolic acid has obvious antioxidant function, so it is widely used in medicine and cosmetics products.

extract COA

How to extract:

the crushed loquat leaves are refluxed and extracted with ethanol to obtain an extract-like extract. The ethanol is recovered. Wash the extract and dried to obtain dry extractrum, The dry extract is dissolved in ethanol and decolorized. Recover ethanol in decolorized solution. After adding water to precipitate a large amount of precipitate, adjust the pH value to 2-2.5, separate and collect the precipitate, wash with water until it is neutral, and dry in vacuum to obtain a crude extract whose main component is ursolic acid.


Function

Ursolic acid in Loquat leaf extract is a kind of triterpenoid compound that exists in natural plants. It has a variety of biological effects such as sedation, anti-inflammatory, antibacterial, anti-diabetic, anti-ulcer, and lowering blood sugar. In 2011, it was found to have anti-carcinogenic, anti-carcinogenic, inducing F9 teratoma cell differentiation and anti-angiogenesis effects, and it is very likely to become a new low-toxicity and high-efficiency anti-cancer drug. Ursolic acid, also known as ursolic acid and ursolic acid, is a triterpenoid compound. In addition, ursolic acid has obvious antioxidant function, so it is widely used as medicine and cosmetics.



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