Supplement School

Can you take too many vitamins? Learn why more isn't always better, how to avoid excessive vitamin and mineral intake, and what to look for when choosing high-quality dietary supplements.

Can taking a B complex supplement keep you awake? Learn how B vitamins support energy production, nervous system health, and the body's natural sleep-wake cycle, plus simple lifestyle habits that can help improve sleep quality.

Discover what berberine is, how it may support healthy blood sugar levels, weight management, and metabolic wellness, how much to take, and what to look for when choosing a quality supplement.

Learn how vitamins, minerals, and dietary ingredients such as B vitamins, magnesium, iron, vitamin D, calcium, and green tea extract relate to normal metabolism, plus practical lifestyle habits that support overall metabolic health.

Some science-based reasons you should take nutritional supplements include avoiding nutrient deficiency, reducing the risk of chronic diseases, and improving nutrient absorption as you age.

Learn practical, science-backed strategies to reduce jet lag before and after your trip. Discover how sleep, meal timing, hydration, sunlight, and melatonin may help your body adjust to a new time zone.