The Carb Ceiling Calculator

Most cyclists cap out at 60g of carbs per hour. This calculator shows you how to break the ceiling to 90g. Stop leaving free energy on the table—read the science behind the numbers.

Pedalynx
Carb Calculator
Carb Ceiling Calculator
Discover how many grams of fuel you are leaving on the table every ride — and what upgrading your strategy unlocks.
Ride Duration
4hrs
1h2h3h4h 5h6h7h8h
Fueling Strategy
Option A
Standard
Single source · 60g/hr
Option B
Optimized
Dual-transport · 90g/hr
Absorption Ceiling Visual
▲ CEILING HIT
0g/hr30g/hr60g/hr90g/hr
Your Total Fuel
240g
at 60g/hr × 4h
Max Potential
360g
at 90g/hr × 4h
Energy Gap
You left 120g of fuel unused!
That is approximately 480 kcal of untapped energy every ride.
💪 That’s enough energy to power a hard training session. You are under-fueling — and your performance is paying the price on every long ride.
Pedalynx · Based on peer-reviewed carbohydrate absorption research. Not personalised medical advice.

Now you know how much energy you’re leaving on the table. But seeing the gap isn’t enough—you need to know how to close it. Strategy 2 explains the Carb Ceiling combo that unlocks that extra 30g/hour absorption capacity.

Plant based cyclists who make real jumps in performance aren’t finding magic foods. They built a system. They respected the windows. And most importantly they stopped treating nutrition like a vague intention and started treating it like the third pillar of training it actually is.

The food’s already in your kitchen. The framework is right here.

Read: 5 Plant-Based Cycling Nutrition Strategies That Actually Work