Herbal medicines have been used for centuries, and modern science is finally uncovering how they work. While plants like ginger, artichoke, and valerian show proven benefits, they can also interact dangerously with prescription drugs.
Iron is essential for energy and brain development, but taking supplements when you aren't deficient can cause harm. Learn what the latest science says about who actually needs iron, how to absorb it best, and why testing is crucial.
Zinc is a vital mineral that supports immune function, blood sugar regulation, and cell growth. While it offers significant benefits for people with deficiencies, diabetes, or specific infections, research shows it is not a cure-all for everyone.
Magnesium is marketed as a cure for everything from insomnia to muscle cramps. Research shows it offers real benefits for blood sugar, sleep, and anxiety, but only if you use the right form and know what to expect.
Creatine is often stereotyped as a bodybuilding supplement, but new research reveals it acts as a backup battery for the brain, aiding memory and sleep deprivation. Evidence also highlights unique benefits for women's health, older adults, and endurance athletes.
New research suggests that specific probiotics and plant extracts may help manage gout, but they work differently than you might think. While tart cherries help inflammation, gut bacteria may actually "eat" uric acid before it causes problems.
Vitamin E is essential for protecting cell membranes, but supplements often fail to deliver the expected health benefits. We break down the science of why food sources are superior and which specific conditions actually respond to supplementation.
A year-long study of 51 adults found that a multi-ingredient supplement was associated with reduced biological age in the liver and lungs, as measured by epigenetic clocks. But with no placebo group and mixed results across different aging markers, the findings are preliminary and need further confirmation.
A major 2025 review in Nutrients examines the link between vitamin D and kidney health. Observational studies suggest that CKD patients with adequate vitamin D levels have significantly lower mortality rates, but the evidence has important nuances worth understanding.
New research breaks down the science of bodybuilding nutrition, from protein targets and post-workout recovery to what 33 top coaches actually recommend. Here's where coaching wisdom and lab evidence agree, and where they don't.