Endurance
Marathon Training Support
Runners training for marathons or half-marathons who need endurance support, recovery between high-volume sessions, and injury prevention.
Estimated daily cost: £2.00-3.50 per day
The Stack
1
Buy on Amazon →Iron
Dose:Monitor ferritin, supplement if <50
When:Morning with Vitamin C
2
Buy on Amazon →Omega-3 Fish Oil
Dose:3g
When:With breakfast
3
Buy on Amazon →Collagen + Vitamin C
Dose:15g + 500mg
When:30 min before easy runs
4
Buy on Amazon →Electrolytes
Dose:Tailored to sweat rate
When:During long runs
5
Buy on Amazon →Beetroot Juice
Dose:400mg nitrates
When:2-3h before key sessions/races
6
Buy on Amazon →Magnesium
Dose:400mg
When:Before bed
Budget Alternative
Essential marathon supplements: Iron (if needed) + Electrolytes + Collagen. Everything else is optimisation on top of proper training and nutrition.
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This stack is for educational purposes only and does not constitute medical advice. Always consult a qualified healthcare professional before starting any supplement regimen. Cost estimates are approximate and vary by brand and retailer. Amazon links are affiliate links.