Botanicals & Herbs

Evidence: Limited

Tongkat ali is a Southeast Asian root used for male vitality. Small trials suggest it may raise testosterone, especially in men with low levels, but i...

Evidence: Preliminary

Chanca piedra is a tropical herb traditionally used for kidney stones. A small number of controlled studies suggest modest effects on stone size, but ...

Evidence: Preliminary

Yarrow is a flowering herb traditionally used for wounds, digestion and inflammation. Most research is from lab and animal studies, and it may interac...

Evidence: Preliminary

Jujube seed, especially sour jujube seed (Suan Zao Ren), is a traditional Chinese remedy for sleep. Small trials suggest short-term improvements in sl...

Evidence: Limited

Licorice root is a traditional herb used for digestive and respiratory support. It has no solid evidence for blood sugar, and its glycyrrhizin content...

Evidence: Limited

Cinnamon is a common spice widely studied for blood sugar. Reviews suggest small effects on fasting glucose, but studies are inconsistent and the type...

Evidence: Preliminary

Juniper berries are a traditional herbal remedy best known for flavoring gin. Laboratory and animal studies hint at metabolic effects, but there are n...

Evidence: Preliminary

Black walnut hull is a folk remedy promoted for parasites and gut cleansing. Research is limited to lab studies of its compounds, such as juglone; the...

Evidence: Limited

Aloe vera inner-leaf gel has a small amount of trial evidence for IBS symptoms. The latex and whole-leaf forms act as harsh laxatives and carry safety...

Evidence: Limited

Gymnema is an Ayurvedic climbing vine whose leaves are a staple of blood sugar formulas. Small human studies suggest it may support glucose markers, b...