Marques Performance Systems, LLC
Performance Systems for
Elite Operators & Athletes
AI-powered nutrition platforms, evidence-based consulting, and practitioner-grade supplementation — built by a USAF performance dietitian.
Founder & CEO
Nelson Marques, MS, RD, LD
Performance and tactical dietitian for the United States Air Force, fueling AFSPECWAR operators at Patrick AFB. With experience spanning professional UFC fighters, collegiate athletes, and special operations personnel, Nelson founded MPS to bring elite-level nutrition systems to every tier of performance.
Full bio →The MPS Ecosystem
Three Brands. One Mission.
Calsanova
AI Nutrition Platform
HIPAA-compliant SaaS platform for registered dietitians. AI-powered meal planning, macro tracking, client management, and telehealth — built for performance nutrition practices.
calsanova.com →
Combat Dietitian
Consulting & Education
Performance nutrition consulting for combat sport athletes and tactical operators. Home of the HPO Classroom blog and MPS Academy certification courses.
combatdietitian.com →
Scythene Supplements
Evidence-Based Supplements
Direct-to-consumer practitioner-grade supplements. Research-backed formulations, transparent dosing, third-party tested — built to the standards elite athletes require.
scythene.com →Ready to Work With Us?
Whether you're a dietitian looking for better tools, an athlete seeking elite nutrition guidance, or a unit commander building a performance program — we have a solution.
Get in Touch