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.
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Cinnamon
One of the oldest spices in the world, cinnamon was traded from Asia to Egypt as far back as 2000 BC. Ayurveda, Chinese medicine and Persian medicine all use it as a warming herb for digestion, circulation and the womb, and modern researchers are studying it for period pain and metabolic health.
Hawthorn
For nearly 2,000 years hawthorn has been Europe's best-known heart herb, and in Chinese medicine its tart red fruit is a classic digestive. Here's what tradition uses it for, what the studies show, and why anyone on heart medicine needs to check before taking it.
Chaga Mushroom
Chaga is the black, crusty "birch conk" of the northern forests, brewed for centuries into a dark, earthy tea in Siberia, Scandinavia and Indigenous North America. Here's where it comes from, what the research actually shows so far, and the kidney caution everyone should know before trying it.
Corn Silk
Corn silk, the fine threads at the top of an ear of corn, is a gentle traditional tea for the bladder and puffiness in Chinese and Native American medicine. Here is its history, the draft EU monograph amounts, what the evidence does and does not show, and the potassium and medicine cautions.
Tea Tree Oil (External Use Only)
Tea tree oil is the Australian bush oil found in countless acne gels, foot creams and shampoos. It is for the skin and mouth rinses only, never for swallowing, and it needs careful handling around children and pets.
Beets
The deep-red root that shows up in almost every liver cleanse and "detox juice." Here's why people reach for it, what the research actually shows (mostly about blood pressure, not detox), and the harmless-but-alarming side effect everyone should know about.
