There is no established standard dosage for this supplement. Different products recommend different dosages, and even the dosages used in clinical studies have varied widely.
(Click Echinacea Dosage for more information.)
Just like conventional medications, natural products can cause side effects. However, echinacea is usually well tolerated by most people, although some side effects may occur. Some of the reported side effects include but are not limited to:
(Click Echinacea Side Effects to learn more, including potentially serious side effects you should report immediately to your healthcare provider.)
Theoretically, echinacea may interact with other medications or supplements (see Echinacea Drug Interactions).
Reasonable usage of echinacea, at reasonable doses, is probably safe for many people. However, some people may be more likely to experience problems due to supplements. Therefore, you should talk with your healthcare provider prior to taking this product medicinally if you have:
- An autoimmune disorder, such as:
- Any allergies, including allergies to foods, dyes, or preservatives.
Also, let your healthcare provider know if you are:
- Pregnant or thinking of becoming pregnant (see Echinacea and Pregnancy)
- Breastfeeding (see Echinacea and Breastfeeding).
Make sure to tell your healthcare provider about all other medicines you are taking, including prescription and non-prescription medicines, vitamins, and herbal supplements.
(Click Is Echinacea Safe? for more information, including any available warnings and precautions.)