The ultimate cramp blocker that replenishes electrolytes and helps you train for longer.
USN’s Cramp Block is full of vital minerals and electrolytes to keep you performing at your best. It fights muscle fatigue and rehydrates your muscles during and after intense physical activity.
Before and during events
- Take 2 tablets 30 minutes before the start of the event.
- 1 tablet per hour of exercise thereafter.
After events
- Take 2 tablets 30 minutes after the end of the event.
- Take 2 tablets before bedtime.
Daily supplementation
- Take 2–4 tablets before bedtime to optimise absorption.
Phosphate loading before events
- Take 3 tablets twice daily, in the 3 days before an event.