Not to be used by pregnant or lactating women, children under 2 years or those on blood-thinning drugs. Possible allergic reaction of mouth ulcers if leaves chewed raw.
No necessary precautions to observe in the diet.
Feverfew not to be taken by those using anticoagulants without consulting a medical practitioner. Feverfew interferes with blood-clotting ability.
No particular precautions have been reported as being necessary in using cyperus.
Not to be taken during pregnancy.
No special precautions are necessary when cuscuta is used in the doses normally prescribed by herbalists.
Considered safe in recommended doses. Possible allergic reactions of contact dermatitis and airborne dermatitis.
Shiitake is nontoxic and safe to ingest.
Research is limited, there have been no precautions issued. Be aware of the known side effects of red wine and resveratrol.
Not to be used internally by people with gastrointestinal ulcer or children.
Preferably to be administered under the supervision of a medical practitioner.
Not to be taken by pregnant or nursing women. Use precautions when identifying the herb, often confused with hemlock parsley and poison hemlock.
Not to be used by pregnant or lactating women or those with uterine inflammation or pelvic infection.