James Patel
Fitness Coach
I’ve tried dozens of supplements over the years, but Sigma Formulas is on another level. The focus and endurance boost I get during sessions is unmatched — no crash, just clean performance.
Olivia Grant
Medical Student
Balancing long study days and workouts isn’t easy, but this range keeps my energy stable and concentration high. It’s the only pre-workout that feels both effective and sustainable.
Ryan Lee
Competitive Cyclist
After two weeks on the Performance Blend, my stamina noticeably improved. I can push harder and recover faster without feeling drained the next day.
David Chen
Mathematician
As a busy parent, I don’t have time for trial and error. This is the first supplement that gives me sustained energy without the nervous buzz most pre-workouts cause.
Amelia Johnson
Nutritionist
I’ve researched most brands, and Sigma Formulas stands out for ingredient integrity. Their evidence-based approach makes it easy to recommend to clients.
Find answers to the most common questions about our products and services.