Supplements
5 articles
RecoveryJuly 7, 2026 · 8 MIN
Vitamin D for Endurance Athletes: Deficiency, Dosing, and Performance Impact
Over 60% of endurance athletes are vitamin D deficient — a silent performance killer affecting muscle function, immunity, and bone strength. Here's what the research says about testing, supplementing, and optimising your levels.
RecoveryJuly 7, 2026 · 7 MIN
Collagen Supplements for Joint Health: What the Evidence Says for Endurance Athletes
Tendons, cartilage, and ligaments recover slower than muscle — and collagen supplementation has emerged as one of the few nutrition interventions with direct evidence for connective tissue synthesis. Here's how to use it correctly.
NutritionJune 30, 2026 · 7 MIN
Magnesium for Athletes: Why It Matters and How to Optimise Your Intake
Magnesium is involved in over 300 enzymatic reactions including ATP production — yet studies consistently show 50–60% of endurance athletes fall below optimal intake. Here's how to identify and fix a deficiency.
NutritionJune 19, 2026 · 7 MIN
Beetroot Juice and Nitrate Supplementation: What the Research Shows for Endurance Athletes
Dietary nitrate — found in beetroot juice and leafy greens — reduces the oxygen cost of exercise. Here's a comprehensive look at the evidence, optimal dosing, and who benefits most.
NutritionJune 15, 2026 · 9 MIN
Endurance Supplements: What the Evidence Actually Supports
The supplement industry targets endurance athletes with hundreds of products. Four have genuine, replicated evidence of benefit. Here's the honest tier list.