Precision Fuel & Hydration's guidance has helped give me confidence that my fueling and hydration needs are being met. The products taste great and are actually enjoyable, which greatly improves my race-day experience!
Rachel Zilinskas
Pro Triathlete
Born and raised in Pennsylvania, Rachel found her love for endurance sports at a young age in the water. Growing into one of the nation's best swimmers, Rachel competed both on the national and international stage, thriving specifically in the Open Water discipline.
Upon the completion of her Division 1 collegiate swimming career at the University of Georgia, Rachel transitioned her focus to triathlons where she focuses on half and full distance triathlons. She has won an IRONMAN® and consistently places in the top-five.
Rachel started using Precision Fuel & Hydration in 2022 after discovering the need to take fueling and hydration more seriously.
Precision Fuel & Hydration's guidance has helped give me confidence that my fueling and hydration needs are being met. The products taste great and are actually enjoyable, which greatly improves my race-day experience!
Notable Achievements
| 2023 | 1st at IRONMAN® Mont Tremblant |
| 2024 | 4th at IRONMAN® Lake Placid |
| 2023 | 3rd at IRONMAN® Mont Tremblant |
| 2022 | 4th at IRONMAN® Lake Placid |
Key Stats
| IRONMAN® | 8:52 |
| IRONMAN 70.3® | 4:11 |
Rachel's Top Tips
Practice race nutrition during hard training sessionsMake sure you have a plan for how you will carry and consume all of your fuelWrite lists for what you need to pack and bring on race morning