Cramping & Dehydration – the Multimineral Connection
Introduction The most common complaint fielded at First Endurance about endurance training is cramping, known officially in scientific literature as Exercise-Associated Muscle Cramping (EAMC). This complaint is even more common than bonking, because...
The F in EFS – Carbohydrate Fuel System Explained
Long-term endurance exercise pushes the limits of human muscle physical performance. Whether you run, cycle, climb, swim, or a combination, your muscles need to remain fueled for as long as you are going. After taking care of water and electrolytes,...
When To Use EFS-PRO vs EFS
Updated for 2021 After months of research-driven tinkering, testing, and trial, we’ve updated the formulas for EFS and EFS-PRO hydration mixes. Given the technical--and, frankly, revolutionary--nature of both formulas, we compiled a list of changes to...
How to Fuel For Success on HOT Days
Updated for 2021 Training and racing in cold weather is entirely different than training and racing in the heat. Strange things happen in hot conditions; some athletes thrive while others fall apart. Your nutrition program has a lot to do with how...
First Endurance Partners With Rally Cycling Team
We couldn’t be more excited to announce our 3-year partnership with Rally Cycling! We’re looking forward to fueling the efforts of America’s top-ranked pro continental men’s and women’s teams with our full line-up of products.
Ultimate Pain Caves
We were curious how all of you bad-ass athletes were beating the winter blues, so we ran our first ever Ultimate Pain Cave contest on Instagram. The entries did not disappoint. From an undisclosed bunker in the Middle East to the repurposing of a...
Debunking The Myth: Sports Drinks Claim To Hydrate Better Than Water
This is an extended A for a Q&A in response to a tendency for some hydration mix companies to make spurious claims about how their products hydrate faster than or better than water. In this extended Q&A, Dr. Luke R. Bucci explains why the...
PharmaGABA®: Unparalleled Innovation for Unparalleled Performance
Q : First Endurance has added an ingredient called PharmaGABA® to EFS-PRO. Why? What does it do for me? A: Research shows the brain plays a significant role in fatigue and exercise tolerance. Our latest formulations of EFS and EFS-PRO expand the focus...
Suntheanine®- Your Secret Weapon – Part 2
Summary This is the second installment in a series on the reimagined EFS and a mind-over-matter compound that makes perfect sense for maximizing your brain’s control of your exercise performance: Suntheanine® L-theanine. Theanine calms anxiety and...
Suntheanine®- Your Secret Weapon
Summary This is a first-in-series feature on the reimagined EFS, focusing on a mind-over-matter compound that makes perfect sense for maximizing your brain’s control of your exercise performance: L-theanine, or more specifically, Suntheanine®...
