Heart & Metabolism
Foods and supplements are often marketed for blood pressure, cholesterol and blood sugar. This section separates modest, real effects from hype, and pays special attention to interactions: garlic and green tea can affect blood thinners, and cinnamon supplements are not a substitute for diabetes medication. Always speak to your doctor before changing how you manage a heart or metabolic condition.
Hibiscus Tea for Blood Pressure: What the Evidence Shows
Hibiscus tea may lower blood pressure slightly, but the trials are small and mixed. Learn what studies found, how people drink it, and who should be careful.
Garlic for Heart Health: Benefits, Risks and Medicine Interactions
Garlic supplements can lower blood pressure modestly in people with hypertension. Here's how big the effect is, which products were studied, and why garlic and blood thinners don't mix.
Cinnamon for Blood Sugar: Helpful or Overhyped?
Cinnamon is often promoted for diabetes. Some studies show small drops in fasting blood sugar, others show nothing, and one common type of cinnamon carries a liver risk in large amounts.
Green Tea Benefits: Energy, Antioxidants and Who Should Limit It
Green tea is a healthy everyday drink with modest benefits. Concentrated extracts are a different story. Here's what the evidence shows and who should be careful.
Apple Cider Vinegar: Benefits, Risks and Myths
Apple cider vinegar is promoted for weight loss, blood sugar and "detox". The evidence is thin for most claims, and it can damage teeth and the throat if used carelessly.