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.
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Boswellia (Frankincense)
The fragrant resin of the frankincense tree, burned in temples for thousands of years and used in Ayurveda for stiff, aching joints. Today it's one of the most-studied herbs for joint comfort.
Artichoke Leaf
Artichoke leaf is the bitter green leaf of the globe artichoke, a European digestive herb that people use to support bile flow and the liver. Members get the full entry: what the human studies show, typical amounts from the official European monograph, and who should skip it (especially anyone with gallstones).
Wheatgrass and Barley Grass
Wheatgrass shots and barley-grass powders have been sold as "detox" and "blood-builders" since the 1940s. Here is where the habit came from, what the small human trials found, how people use them, and the raw-sprout, wheat-allergy, coeliac and warfarin cautions.
Cat’s Claw
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.
Vitamin D3 + K2
A hundred years ago, doctors found that cod liver oil and sunshine could straighten the bowed legs of children with rickets. Twenty years later a dentist found a mysterious "Activator X" in spring butter. Here's why people now take vitamin D3 and K2 together, what the studies actually show, and the one medicine that makes K2 a serious matter.
Hibiscus
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.
