Gold foil is edible and does no harm to human health. Of course, we should pay attention to the right amount and not eat more. It is usually put into wine, cake, coffee, hotpot and so on. A small amount of use could be excreted with the body's metabolism and will not accumulate in the body. Gold foil has a long history, which was recorded in ancient China.

The history of edible gold foil firstly began in China. As early as the Dynasty Qin and Han, it has recorded that Chinese rich merchants ate gold foil and gold powder. In modern times, gold foil is also popular in Japan and Southeast Asia. According to the ancient books, gold foil can "tranquilize the mind, strengthen the bone marrow, and enhance the five zang organs' evil Qi", "gold foil can expel evil and poison, reduce fever and trouble, and nourish the heart and blood", and "eating gold foil can tranquilize the mind, raise the appearance and prolong life".

Gold foil is added to famous Chinese patent medicines, such as Niuhuang Angong pills, Niuhuang Qingxin pills, Wuji Baifeng pills and Dahuoluo pills. Long term consumption of these products can play a role in nourishing the skin and removing toxins. The micro current produced by gold foil is basically the same as that of human body itself, so it can promote blood circulation, purify blood and have antibacterial effect through the action of negative ions. It is used in medical clinics to treat burns, etc.

The functions of gold foil are as follows:

Gold foil has the function of anti-bacterial and anti-inflammatory, which can slow down the production of black color and prevent the deposition of color.

Gold foil can decompose the remaining chemical toxin in the skin tissue to achieve the effect of detoxification.

Capture free radical and enhance skin immunity.

Remove the wrinkle, whitening the skin, enhance the skin's anti-oxidation ability, alleviate the nervous system, and regulate and balance the oil production.

Promote the systematic activity of negative ions in body tissue and lymph glands, and promote cell regeneration.

Gold foil can promote the skin to fully absorb the collagens, nutrition and plant essence, and delay the skin aging.

For a long time, due to the rare and precious gold, edible gold foil has only been recognized in a very small range, and most consumers do not know about it. According to modern medical research, gold foil enters the human body to form gold salt, a kind of monounit gold compound, which can effectively separate toxic substances in the body, dredge blood vessels, regulate and improve human immune function, and has obvious curative effect on hypertension and heart disease.