Parsley is the kitchen herb detoxers turn into "kidney flush" teas, parsley water and green juices. Here is its traditional "water herb" use, what the evidence does and does not show, why it does not dissolve kidney stones, and the pregnancy, oxalate and medicine cautions.
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.
Cranberry is the best-studied urinary food in the library. Here is its Indigenous and folk history, what the 2023 Cochrane review of 50 trials found for repeat bladder infections (and who it did not help), study amounts, and the warfarin and kidney-stone cautions.
Uva ursi, or bearberry, is one of the best-known traditional bladder herbs, and one with the strictest limits. Here is its history from Welsh physicians to kinnikinnick, what the EU monograph and a 382-woman trial say, the one-week amounts, and who should not use it.
Chanca piedra, the "stone breaker" herb of Brazil and India, is a popular tea for kidney, urinary and liver support. Here is its history, what the small studies on kidney stones and hepatitis B actually found, typical amounts, and the cautions to know first.
Vidari is a sweet, cooling Ayurvedic root used as a strength-building rejuvenative, a traditional aid for new mothers' milk, and a pitta-soothing herb in acid-indigestion regimes. Here's what the tradition says, the (mostly animal) research on its isoflavones, why it's often mixed up with other "vidari" roots, and who should skip it.
Guggul is the fragrant resin at the heart of Ayurveda's "guggulu" tablets, used for centuries for joints, weight and skin. Here's what the tradition uses it for, why a well-known US trial surprised everyone, and the rash, thyroid and medicine cautions to know first. The tree is also critically endangered, so where it comes from matters.
The tart red berry of Nordic kitchens and Newfoundland "partridgeberry" jam is also a folk urinary remedy, and its juice, blended with cranberry, is in some of the best-known bladder-infection trials. Here's what it's used for, what the studies show, and why the berry and the leaf are two very different safety stories.
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.
The garnish on your plate has a long history as a kitchen herb for the bladder and the belly. This profile covers how traditions used the leaf, root and seed, why the evidence is thin, and why the seed and its oil are a different matter from the leaf.
