Your Brain Is a Network: Why Cognitive Health Needs a Whole-System Approach

What does your body need? Twelve key nutrients and where your body uses them

Your body needs nutrients such as omega-3, magnesium, iron, fibre and calcium for functions ranging from brain and heart health to immunity, digestion and strong bones. You can get many of them from foods including oily fish, nuts, leafy greens, pulses, eggs and dairy. The key message: prioritise food, and test before taking supplements, since excess amounts of some nutrients can be harmful.

Keto and Your Gut: Why the Quality of Your Fat Matters

A mouse study suggests very high-fat keto may affect tumour growth differently in the small intestine and colon, with dietary fat—not ketones—driving the effect. This does not prove keto causes cancer in people. Prioritise fibre and unsaturated fats, and talk with your doctor before trying keto if bowel polyps or cancer run in your family.

Vitamin D and the Safety of Higher Doses