A knobbly green gourd that is everyday food from India and China to the Philippines, and the famously bitter "cerasee" bush tea of Jamaica and the Caribbean. Few plants are used in as many traditional kitchens and medicine systems at once.
A small golden seed that has flavoured curries and fed nursing mothers for thousands of years, from ancient Egypt to India. Its maple-syrup aroma is the same one that famously lingers on the skin of people who take it.
A small woodland plant of eastern North America with a bright-yellow root, used by Cherokee, Iroquois and other Indigenous nations for sore eyes, wounds and as a yellow dye. It became one of the best-known remedies of 19th-century herbal medicine, and is now so heavily harvested that it's a protected, at-risk species, so where it comes from matters.
Quercetin is the most common flavonoid in the human diet, the yellow pigment behind onion skins and apple peels. Here's how naturopaths use it, the traditional herbs that are rich in it, and what the research shows.
In 1618 an English farmer found that cattle on Epsom Common wouldn't drink from a bitter pool. The salt left behind became one of the best-known home remedies of the next 350 years. Here's how people use magnesium today for sleep, muscles, headaches and regularity, what the studies found, and the safety limits that matter.
A small creeping plant from the carrot family, prized in Ayurveda as a "medhya rasayana", a tonic for the mind, and across Asia for skin, wounds and longevity. Sri Lankan tradition held that eating the leaves helped people live longer.
A thorny vine from the Amazon rainforest, named for the curved hooks on its stems, that Peruvian peoples have boiled into a bitter bark tea for generations. Here's what tradition and research say about it, and who should be careful.
Berberine is the bright-yellow compound behind some of the oldest bitter remedies in Ayurveda and Chinese medicine, from Indian barberry to Chinese goldthread. Today it is one of the most-studied plant compounds for metabolic health, and one of the most interaction-prone, so it is worth reading the safety section first.
Lion's mane is the shaggy white "monkey head" mushroom of Chinese and Japanese tradition, eaten as a delicacy and used for centuries to support the stomach and, more recently, memory and mood. Here's what tradition says, what the early research shows, and who should be careful with it.
For more than two thousand years, lemon balm has been the herb people reach for to “gladden the heart” and calm a racing mind. Here's how tradition uses it for nerves, sleep, digestion and cold sores, what the research shows, and why people with thyroid conditions should check first.
