Sweet flag is an aromatic marsh plant with a long history in Ayurveda, Chinese medicine and Indigenous North American medicine. It's also one of the few herbs banned from food in the US, because its oil contains beta-asarone, which caused cancer in rodent studies.
The full guide, with how to use it and the safety notes, is in the Remedies Vault.
Borage is the blue "starflower" herb whose seed oil is one of the richest plant sources of GLA, an omega-6 fat. The leaf and flower carry liver-toxic alkaloids, so the vault page explains why only tested, PA-free seed oil is worth considering.
The full guide, with how to use it and the safety notes, is in the Remedies Vault.
Greater celandine is a poppy-family herb with a long history in European folk medicine, but taken by mouth it is linked to liver injury, and European regulators decided its risks outweigh its benefits. Here's where the uses come from, what the research says, and gentler herbs to look at instead.
The full guide, with how to use it and the safety notes, is in the Remedies Vault.
Frangula, or alder buckthorn bark, is a strong stimulant laxative herb used in Europe since the 1500s. It's for short-term use only, and the bark has to be properly aged first; here's what to know before reaching for it.
The full guide, with how to use it and the safety notes, is in the Remedies Vault.
Chinese rhubarb root is a strong stimulant laxative herb with a 2,000-year history in Chinese medicine. Europe's herbal regulators allow it only for short-term use, and it isn't for everyone; here's what members need to know before trying it.
The full guide, with how to use it and the safety notes, is in the Remedies Vault.
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.
The full guide, with how to use it and the safety notes, is in the Remedies Vault.
Gentian root and Swedish bitters are sipped before meals in European tradition to wake up appetite, digestion and bile flow. Here's the history, what the research does and doesn't show, the EU amounts, and why most Swedish bitters are short-term only.
The full guide, with how to use it and the safety notes, is in the Remedies Vault.
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 full guide, with how to use it and the safety notes, is in the Remedies Vault.
Sarsaparilla root was one of the most famous "blood purifiers" of European and American medicine for about three centuries, and it still turns up in blood-cleanse, skin and men's tonic blends. Members get the full entry: its history, why doctors doubted it as early as the 1850s, what the research does and doesn't show, and its digoxin, lithium and kidney cautions.
The full guide, with how to use it and the safety notes, is in the Remedies Vault.
Yellow dock was one of the classic "blood purifiers" of 19th-century herbal medicine, and it still turns up in liver and lymph cleanse blends and folk iron tonics. Members get the full entry: its history around the world, what the research does and doesn't show, traditional amounts, and why its safety section is longer than its benefits.
The full guide, with how to use it and the safety notes, is in the Remedies Vault.
