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Waking up after a sweltering Australian summer night with soaked sheets, a pounding head, and cramping muscles is more common than people realise. Whether you…

L-theanine is an amino acid found naturally in tea, especially green and black tea. It is often described as a calming supplement because it may ease mental…

Boron sits in the category of trace minerals that the body needs in only tiny amounts, yet its reach across multiple systems is surprisingly wide. It…

Vitamin D3 is made in the skin when ultraviolet B (UVB) radiation converts a cholesterol compound into vitamin D. The liver and kidneys then process it into…

A scratchy throat can be an early sign of a common cold, influenza, COVID-19, dry air or irritation from smoke and allergies. Zinc lozenges are widely marketed…

Potassium is an electrolyte that helps nerves communicate with muscles, including the heart. When blood potassium falls below the healthy range, muscle fibres…

Vitamin A supports vision, immune defences, skin, reproduction and normal cell growth. Most Australians can obtain enough through a varied diet, so a…

Beta-glucans are naturally occurring polysaccharides found in foods such as oats, barley, baker’s yeast and mushrooms. Their effects vary according to their…

Folate is often associated with pregnancy because adequate intake before conception and during early development helps reduce the risk of neural tube defects.…

Migraine is a neurological condition influenced by genetics, hormones, sleep, stress, hydration and nutrition. Researchers have also examined riboflavin, or…