1. Chanca Piedra
Chanca Piedra is a South American herb with clinical trials that support the claims. “Stone breaker” is thought to help with kidney stones. Whether it relaxes the urethra, washes out stone fragments, or increases passing of calcium is unknown. However, it does appear to work.
Most people take chanca piedra as a tea. It is thought to be generally safe.
Goldenrod is used to tone the urinary tract and detoxify the kidneys. Clinical trials in animals suggest that goldenrod may reduce inflammation and fight infections, and is a diuretic.
The effective plants include Solidago species, not Verbascum densiflorum. If you are allergic to ragweed, chrysanthemums, marigolds and others, you should avoid taking goldenrod.
3. Hydrangea Root
Hydrangea root is a solvent and may smooth the ragged edges of kidney stones and also helps the body use calcium properly. There are ongoing trials on the efficacy of hydrangea root and autoimmune diseases, diabetes, and arthritis. Hydrangea root is commonly available as tinctures or dried roots in capsules.
It is thought to be safe to take for a few days, but not long term. The dosage should be less than 2 grams at a time.
Horsetail is a diuretic and antioxidant. Horsetail is known to reduce edema, reduce bladder and kidney stones, help with incontinence and cure UTIs. It may be helpful to support the kidneys. It is generally taken as a tea or capsule.
Horsetail contains a chemical called thiaminase that breaks down the vitamin thiamine. Extended use may lead to thiamine deficiency. Make sure that the horsetail comes from Equisetum arvense, Equisetum hyemale, or Equisetum telmateia. Equisetum palustre is known to be toxic to cattle.
5. Celery Root
Celery seeds and celery root (celeriac) are diuretics. Diuretics may help flush out kidney and celery root is considered stimulating for the kidneys because it contains potassium and sodium.
Celery root is edible and incredibly nutritious or take as an extract or capsule. It also useful in reducing stiff joints, fights colon cancer, and balances blood levels in anemic people. It also helps with digestion and regular bowel movements.