First Endurance

Get all you the ingredients to need to maximize athletic performance in this great-tasting First Endurance E.F.S. bar. The Electrolyte Fuel System bar eliminates the need to supplement your nutrition with additional sources—each bar supplies 1,000mg of 5 different electrolytes Mix of maltodextrins and simple sugars improves absorption during exercise...

Enhance your body's metabolism and extend your endurance by taking this Optygen supplement from First Endurance. Designed to help your body adapt to physical stress, increase aerobic capacity and reduce lactic acid Each caplet contains a blend of vitamins and nutrients to help take your training to the next level...

Maximize your recovery and gain an edge against the competition with First Endurance Ultragen drink mix. Fortified with an arsenal of amino acids, antioxidants, electrolytes, protein and carbohydrates, providing your body with needed recovery resources Best consumed during critical 30 min. window following cessation of activity; makes 15 servings at...

Engineered to supply hard-working muscles with hydration and electrolytes, E.F.S. drink mix fuels athletes with its performance ingredients. Electrolyte Fuel System eliminates the need to supplement your nutrition with additional sources—each serving supplies 1,000mg of 5 different electrolytes Specially formulated blend of complex carbohydrates, glucose (dextrose) and sucrose maintains energy...

Mix in a dose of the First Endurance Prerace supplement with your favorite performance beverage to jump-start your race day. Specially formulated powder mix enhances mental clarity, boosts time to exhaustion and increases endurance Neurostimulant blend improves mental acuity with dimethyl amino ethanol (DMAE), metabromine and catechin Quercetin and 200mg...

First Endurance Electrolyte Fuel System (EFS™) liquid shot flask contains 5 oz. of a high-performance energy formula that's loaded with electrolytes, amino acids and carbohydrates. EFS liquid shot has been formulated to provide fast and sustained energy for muscles; EFS does not contain gelling agents that can potentially slow absorption...