Right to question use of some traditional medicines

Editor's Note: The public service hotline of the National Health and Family Planning Commission said on its official micro blog that donkey hide gelatin, which is used as expensive ingredient in traditional Chinese herbal medicines, is not worth buying and "not as nutritious as chicken eggs for the human body". Two experts shared their views with China Daily's Zhang Zhouxiang:

Efficacy of donkey hide gelatin yet to be proved

Donkey hide gelatin is used in medicines, health products and general foods. As a kind of general food, it is OK because many people enjoy its taste and flavor.