What are the side effects of ginseng?


Quick Answer

Ginseng acts as a stimulant for some people, causing nervousness and insomnia. Long-term use or high doses may cause stomach upset, headaches, dizziness or other symptoms. Breast tenderness and menstrual changes may occur in women who use ginseng for a long period. There have also been some reports of allergic reactions to ginseng.

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Full Answer

A doctor should be consulted before ginseng is taken with other medications. For example, ginseng can impact blood sugar levels, and therefore it could impact the drugs taken by diabetics. It also may interact with warfarin and with some medicines for depression

To avoid the potential side effects, some experts suggest that ginseng shouldn't be used for more than three months, or sometimes just a few weeks, at a time. A doctor may recommend taking periodic breaks of a week or more from using ginseng. Since the stimulant effect of ginseng may be amplified by caffeine, coffee and similar beverages should be avoided. Ginseng is not recommended for children or for women who are pregnant or breastfeeding.

Ginseng is one of the most popular herbal medicines in the world. The potential benefits include improvements to the immune system, lower blood sugar and improved concentration. However, standard doses of ginseng have not been established for any condition.

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