AUSTRALIANS spend $100 million on vitamin D supplements every year, yet we have extremely high rates of vitamin D deficiency, with almost one in four individuals being deficient (serum 25(OH)D < 50 nmol/L) and a further two in five insufficient (serum 25‐hydroxyvitamin D [25(OH)D] 50 to < 75 nmol/L). Low vitamin D levels are now … Continue reading Tan your mushrooms, not your skin