Danshen, the red root of a Chinese sage, is one of the most-used herbs in Chinese medicine for the heart and circulation. It also thins the blood, which makes it one of the riskiest herbs to mix with warfarin and other blood thinners.
The tiny seeds of the celery plant were an old European and Middle Eastern remedy for gout, sore joints and sluggish kidneys, and a celery seed extract has now had a small blood-pressure trial. This profile covers what's known, and why celery allergy and pregnancy are the big cautions.
Safflower is the bright orange "false saffron" flower that's also the source of a common kitchen oil. The vault page explains why the flower and the oil are two very different products, and who should leave the flower alone.
The world's most expensive spice is also one of the oldest mood herbs on record: Persian physicians called it a heart-gladdener, and modern trials have tested it for low mood and PMS. This profile covers how tradition uses it, what the research shows, and why "more" is not better with saffron.
Raspberry leaf is one of the best-known "women's teas", a mild, slightly drying leaf that midwives and herbalists have handed down for generations. It is also a European-approved traditional tea for period cramps, mild tummy upsets and as a mouth and throat gargle.
Tart, ruby-red hibiscus tea is drunk hot or iced from Egypt to Mexico and is one of the most-studied herbal teas for heart wellness. Here's what traditions use it for, what the trials show, how people brew it, and who should check first.
The small brown or golden seed behind linseed tea, old-fashioned linseed poultices and today's breakfast sprinkle. Flax has been a food, fibre and folk remedy for thousands of years and is now one of the better-studied seeds for the bowels and blood pressure.
The tea plant was first grown in China thousands of years ago, and a Japanese monk wrote in 1211 that tea was a medicine for long life. Today green tea is one of the world's most-loved daily drinks, and its leaf and extracts are some of the most-studied plant compounds there are.
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.
Fish oil carries EPA and DHA, the long-chain omega-3 fats found in oily fish. Here's how folk medicine and naturopaths have used it, from cod liver oil for "aches and pains" to heart and brain support, and what the big trials found.
