Taking too much American ginseng can lead to insomnia.

This is a side effect of American ginseng, so be careful not to overdo it when taking American ginseng.

Use 4 ~ 6 tablets a day, that is, no more than 5 grams, generally without side effects.

Note: Do not take American ginseng buccal tablets with strong tea or coffee, so as not to reduce the efficacy; Be sure to drink plenty of water;

Don't take it with other drugs. In addition, some people with cold and heavy stomach should not take it.