Tag: Herbal medicine risks

In 2023, parsley was named the 'Poisonous Plant of the Year' in Germany, primarily due to the toxic essential oils concentrated in its seeds. While the leaves and roots of the parsley plant are widely and safely used in cooking, consuming the seeds, particularly in large quantities or as concentrated extracts, poses significant health risks.

Historically, pennyroyal was used in folk medicine for various ailments, but modern medical consensus is clear: ingesting pennyroyal tea is extremely dangerous and potentially lethal. The primary risk comes from the potent toxin pulegone, which can cause severe liver damage and multi-organ failure.

A 2021 Consumer Reports study found that roughly one-third of tested herbs and spices contained combined levels of heavy metals high enough to raise health concerns. So, are there any unhealthy herbs and spices, or are they all beneficial as commonly perceived? The truth is, while most are safe in culinary amounts, some pose risks due to contamination, excessive use, or interactions with medication.

While peppermint is widely praised for its digestive benefits, consuming very large doses, especially of concentrated essential oil, can be toxic. Is too much peppermint harmful? Understanding the risks, dosage considerations, and potential side effects is crucial for safe usage.

According to the Centers for Disease Control and Prevention, nearly 58 percent of US adults used a dietary supplement during 2017–2018, highlighting their widespread use. Despite the common perception that natural products are always safe, overconsuming herbal supplements poses significant health risks that are often overlooked.

Research indicates that drinking no more than one to two cups of Labrador tea per day is a maximum recommended intake due to the mild toxicity of the plant's compounds. This powerful herbal infusion, known for its distinct aroma and traditional uses, requires careful preparation to be consumed safely and responsibly.

While rosemary is a common and flavorful culinary herb, a 2001 study showed that concentrated rosemary extract can decrease nonheme-iron absorption. However, its potent essential oil and medicinal amounts are not suitable for everyone and carry significant health risks. Understanding who should avoid rosemary is crucial for safe use and to prevent adverse side effects.

While rosemary is a popular culinary herb, a comprehensive review of scientific studies revealed potential adverse effects on the kidneys, liver, and reproductive system at high or chronic doses. Understanding potential risks, especially with concentrated forms like essential oils, is crucial for safe use. This guide answers: What is the problem with rosemary?

Ashwagandha, an adaptogenic herb used in traditional Ayurvedic medicine for thousands of years, is now a popular supplement for stress management and overall wellness. While its potential benefits are widely discussed, a crucial question remains for many: is it safe to drink ashwagandha powder?

According to the FDA, consuming more than two ounces of black licorice daily for at least two weeks can cause an irregular heart rhythm, especially in individuals over 40. This key fact underscores the importance of understanding what conditions licorice cause and the critical role of moderation in its consumption.