Arctostaphylos uvaursi extract

Superiority:

Arctostaphylos uvaursi extract

 

 

 

Product name: Bearberry Leaf Extract , Uva Ursi extract

 

Part Used: leaf

 

Active Ingredient: Alpha-arbutin

 

Specification: 25%,90%,95% 98%

 

Testing Method: HPLC

 

Appearance: white fine powder

 

Molecular Formula: C30H48O3

 

Molecular weight: 456.68

 

CAS NO: 77-52-1

 

 

Introduction

 

 

Arbutin protect the skin against damage caused by free radicals, Arbutin is a skin whitening agent which is very popular in Japan and Asian countries for skin de-pigmentation, Arbutin inhibits the formation of melanin pigment by inhibiting Tyrosinase activity.

 

Arbutin is very safe skin agent for external use which does not have toxicity, stimulation, unpleasant odor or side effect such as Hydroqinone.The encapsulation of Arbutin constitute a delivery system to potentialize the effect in time. It is a way to incorporate the hydrophilic Arbutin in lipophilic media. Arbutin give three main properties; Whitening effects, anti- age effect and UVB/ UVC filter .

 

 

 

 

Quality data

 

Identification	Standardization
Aspect	white fine powder
Odor & taste	Characteristic
Particle size	NLT 95% through 80 meshes
Bulk density	40-65g/100ml
Loss on drying	5.0% max.
Sulphated ash	5.0% max.
Heavy metals	10ppm max.
Pb	2ppm
As	2ppm

 

Microbiological data

 

Total aerobic count	Not more than 10000cfu/gram
Yeast & Mold	Not more than 1000cfu/gram
E. Coli	Negative
Salmonella	Negative
Staphylococcus aureus	Negative

 

Addition data

 

Storage	Store in a cool dry place, avoiding sunlight directly
Shelf life	Two years when sealed well
Packaging	Food grade multiplayer polyethylene bags, 25kg in one type cardboard drum

 

 

Function:

 

 

1.Bearberry extract will relieve and dispell chloasma, melanin, acne ect;

2.Bearberry extract has good effects of sterilization and relieving cough;

3.Bearberry extract used to alleviate pain of burn and scald,enhancing immune fuction; 4.Bearberry extract can promote skin elasticity, retaining skin moisture and slowing down aging skin;

5.Bearberry extract with the function of restraining the activity of tyrosinase; preventing the formation of melanin.