Rosemary: What Do We Really Know?

Modern research suggests that rosemary has several promising applications, but the clinical evidence is not yet equally strong across all of them. Oral rosemary extracts have produced interesting human findings in areas such as cognitive performance, mood, fatigue and...

Where Does Rosemary Have the Strongest Evidence?

Rosemary has been investigated in several areas of human health, but the clinical evidence is still developing. One particularly interesting area is cognition, mood and fatigue. A controlled study in healthy working-age adults found that regular intake of rosemary...

Why Does Peppermint Feel Cold?

Peppermint can make your mouth or skin feel cool even though it does not actually lower their temperature. The key compound behind this characteristic sensation is menthol, the major active component of peppermint essential oil. Menthol interacts with sensory pathways...

Peppermint: What Do We Really Know?

Modern research gives us a more nuanced picture of peppermint than simply saying that “mint is healthy.” For digestive symptoms, especially those associated with IBS, peppermint oil has relatively good clinical support. There is also evidence for its topical use in...

Where Does Peppermint Have the Strongest Evidence?

Peppermint has been studied for many possible health effects, but the scientific evidence is not equally strong for all of them. The best clinical evidence concerns peppermint essential oil for digestive problems, particularly irritable bowel syndrome (IBS). Clinical...