Ginkgo may have several side effects so it is important to flow the recommended dosage. If you have circulation issues or use anticoagulants check with your doctor before taking ginkgo. It should also be avoided if your are pregnant or are taking any type of anti depressant.
Ginkgo side effects and cautions include: possible increased risk of bleeding, gastrointestinal discomfort, nausea, vomiting, diarrhea, headaches, dizziness, heart palpitations, and restlessness. If any side effects are experienced, consumption should be stopped immediately.