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Melatonin is a hormone produced mainly by the pineal gland in response to darkness. Its natural rise in the evening helps coordinate the body’s circadian…

Omega-3 fatty acids support cardiovascular health, brain function, vision, and the regulation of inflammation. While oily fish is a familiar source, people…

Hemochromatosis is a condition in which the body absorbs and stores too much iron. Over time, excess iron can accumulate in the liver, heart, pancreas, joints,…

Probiotics are live microorganisms that may support the balance of bacteria in the digestive tract. They are found in fermented foods and supplements, but…

Hair, skin, and nails reflect many aspects of overall health, including protein intake, hormonal balance, circulation, sleep, and nutrient status. B vitamins…

Fat-soluble vitamins are stored in the liver and body tissues instead of being removed quickly through urine. This storage helps maintain reserves between…

Calcium is widely recognized for building and maintaining strong bones, but its destination matters. The body must absorb calcium, incorporate it into bone…

Muscle cramps are sudden, involuntary contractions that can make a calf, foot, or thigh feel locked in place. They may last only seconds or continue for…

Zinc is a trace mineral involved in immune defense, wound healing, protein production, reproductive health, and normal taste and smell. The body stores very…

Supplements can provide useful nutrients when diet, medical conditions, or life stages create higher needs. Yet a capsule or powder contains more than its…