USN Cramp Block 30 Cap

Availability: In stock

€23.95

Quick Overview

Fast-acting lactic acid buffer, formulated to prevent muscle cramps, buffer lactic acid build-up & provide your body with vital minerals.

* Required Fields

€23.95

Pre Workout: USN Cramp Block 30 Cap

Product Description

Fast-acting lactic acid buffer, formulated to prevent muscle cramps, buffer lactic acid build-up & provide your body with vital minerals.


USN’s Cramp Block prevents cramping and buffers lactic acid build-up within the muscles. Cramp Block provides your body with the vital electrolytes/minerals sodium, magnesium, calcium and potassium, which help prevent cramping and general muscle fatigue.


The inclusion of the amino acid taurine, regulates the absorption of these minerals. Vitamin B6 aids in maintaining sodium and... Read More

Key Benefits


  • Buffers Acid

  • Boosts Strength

Suggested Use

Pre- and during-event: Take 2 tablets 30 minutes before the start of the event and 1 tablet per hour of exercise thereafter to prevent cramping.
Post event: Take 2 tablets 30 minutes after the completion of the event, as well as 2 tablets before bed.
Daily supplementation (maintenance): 2-4 tablets before bedtime to optimise absorption.
Phosphate loading prior to events:Take 3-5 tablets twice daily in the 3 days prior to an event.

Nutritional Information

ongNutritional Information per 2 Cap Serving
Sodium Bicarbonate 300mg
Magnesium Carbonate 250mg
Calcium Carbonate 150mg
Taurine 100mg
Potassium Phosphate 50mg
Vitamin B6 5mg

Ingredients