8. Aconite


Aconite is known by several other names, including monkshood, wolfsbane, helmet flower, and bear’s foot. It is an herbal or homeopathic medicine that is used for inflammation, nerve pain, headache, joint pain, and gout. Aconite is a component of traditional Chinese medicine and may have some health benefits. However, this herb is highly poisonous and can cause nervous system and cardiac toxicity. Symptoms of aconite poisoning are stomach pain, nausea, vomiting, difficulty breathing and irregular heartbeat.

7. Yohimbe


Yohimbe is a highly stimulating herb used for weight loss, increased libido, and erectile dysfunction. Yohimbe interacts negatively with many prescription medications, including those used for depression, blood pressure, diabetes, and allergies. Side effects of yohimbe include skin flushing, rash, anxiety, headache, and dizziness. More serious side effects can include cardiac problems, kidney failure, seizures, respiratory issues, and even death.

6. Coltsfoot


Coltsfoot is a plant in the sunflower family and is also known as coughwort. The extract of this sunny yellow herb is used for inflammation, respiratory problems, and as an antiseptic. While coltsfoot may be effective for these conditions, the pyrrolizidine alkaloids it contains are highly toxic to humans. These alkaloids are metabolized in the body to form products which destroy the liver.

Related: 10 Vitamins, Minerals, and Supplements You Should Take with Food



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