TocobestTM Vitamin E Series

Vitamin E exists in eight different forms ("isomers"): alpha, beta, gamma and delta tocopherol; and alpha, beta, gamma and delta tocotrienol. Each form has its own biological activity, Alpha-tocopherol is the most active form in humans. The natural form is labeled "D", while the synthetic form is labeled "DL". The synthetic form is only half as active as the natural form. Vitamin E in supplements is usually sold as alpha-tocopheryl acetate, a form of alpha-tocopherol that protects its ability to function as an antioxidant. Kangcare TocobestTM, powerful antioxidant that works to keep healthy, is a group of standard natural Vitamin E products, including:

TocobestTM Mixed Tocopherols

TocobestTM D-α- Tocopherol

TocobestTM D-α- Tocopheryl Acetate

TocobestTM D-α- Tocopheryl Succinate

  

TocobestTM Mixed Tocopherols

TocobestTM Mixed Tocopherol occurs as a brownish red to light yellow, clear, viscous oil having a mild, characteristic odor and taste. Its biological activity is higher than synthetic VE. Unlike its synthetic counterpart, natural Vitamin E does not contain any chemical contamination which result from the chemical synthesis process.

Item

Specification

Appearance

Yellow to Brownish red

Total tocopherol

≥50, 70, 90%

d-(β+γ+δ-tocopherols in total tocopherols

≥80%

Acidity

≤1.0 ml

Heavy Metals

≤10 ppm

Specific Rotation

≥+20º

 

 

TocobestTM D-α-tocopherol

TocobestTM D-alpha-tocopherol is a clear, red or red brownish viscous oil having mild characteristic aroma and taste. Protecting from light, from heat, from contact with transition metals and from alkalis are recommended. TocobestTM is concentrated form of d-α-tocopherol derived from edible soybean oil.

Item

Specification

Appearance

Yellow to Brownish red

Total tocopherol

1000 IU,1100 IU

1200 IU,1300 IU

D-tocopherol

≥67.1%

Acidity

≤1.0 ml

Heavy Metals

≤10 ppm

Specific Rotator

≥+24º

 

 

TocobestTM D-α-tocopheryl Acetate

The acetate form of D-α-tocopherol is called an ester, which is more stable to light and oxygen than free tocopherol. The shelf-life of the tocopheryl acetate is greater than that of the unesterified tocopherol. Tocopheryl acetate is naturally converted by the body to vitamin E. TocobestTM D-α-tocopheryl Acetate is pale yellow to yellow, transparence, and glutinous liquid, or 700 I.U. CWS powder. 1 mg d-a-tocopherol acetate = 1.36 I.U.

TocobestTM D-α-tocopheryl Acetate  96% Oil:

Item

Specification

Appearance

Pale yellow to yellow, transparence oil

D-α-tocopheryl Acetate

96-102%

Absorbancy index

(at 284nm wave length)

41.0-45.0

Index of refraction

1.494-1.499

Acidity

≤2.8 ml mg KOH/g

Heavy Metals

≤10ppm

Specific Rotator

≥+24º

Organic Volatile Impurities

Pass, USP<467>Method IV

Benz (a) Pyrene

Max.1ppb

 

 

TocobestTM D-α-tocopheryl Succinate

TocobestTM D-alpha tocopheryl succinate is the esterification product of d-a-tocopherol and succinic acid, which is a white to off-white crystalline powder with little or no odor or taste, It is derived from non genetically modified soybeans, and is thus not subject to labeling under EU Regulations (EC) 1829/2003 and 1830/2003. TocobestTM D-alpha tocopheryl succinate is intended for use as vitamin E in the dietary supplement, food and Pharmaceuticals industry. 1 mg d-a-tocopherol succenate = 1.21 IU

Item

Specification

Appearance

White to off-white crystalline powder

D-α-tocopheryl Succinate

98-102%

Melting point

73-78º

Colour (Gardner)

4 Max

Heavy Metals

≤10ppm

Specific Rotator

≥+24º

Organic Volatile Impurities

Pass, USP<467>Method IV

Benz (a) Pyrene

Max.1ppb

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