China Pharmacopoeia stipulates that the content of natural vitamin E :D-α- tocopherol should not be less than 90%, and the United States Pharmacopoeia stipulates that it should not be less than 96%.

Amway's VE is said to be extracted from natural wheat germ. Each grain contains vitamin E 18mg, with a net content of 44g (per bottle 100 grains), and the actual purity is only 4.09%.

Common synthetic VE in the market has chemical product residues. At present, synthetic VE abroad is only used as feed additive.

The purity of d-α- tocopherol in health care product VE is far below 40%. The purity is pitifully low. There are many impurities in it.

Strictly speaking, there are only three kinds of natural VE in China, and the purity of d-α- tocopherol of Lion brand natural vitamin E is above 96%. Meet American standards.