Janela anabólica
- Created by
- Renato Passos, Eng. de Software
- Reviewed by
- Renato Passos, Eng. de Software
Last updated: Apr 18, 2026
Formula
Alta=30min, Méd=60min
About this calculator
The Anabolic Window is a 30-minute to 2-hour period after intense workouts when the body is more receptive to nutrients, especially proteins and carbohydrates, to aid muscle recovery and growth. This calculator helps determine the optimal time frame for nutrient intake based on exercise intensity.
The formula used is: High intensity = 30 minutes, Medium = 60 minutes. This means stronger workouts require faster nutrient replenishment. Aim for 20-40g of protein and complex carbs during this period to maximize recovery and muscle synthesis.
Use this calculator after strength training, weightlifting, or HIIT sessions. It's particularly useful for athletes and fitness enthusiasts aiming for hypertrophy. Avoid fatty or heavy meals during this window, opting for easily digestible foods instead.
Cautions: if you can't eat during the window, don't delay too long. Protein supplements are a practical alternative. Hydration is also crucial, and the duration may vary depending on workout timing and individual diet plans.
Frequently asked questions
What is the anabolic window?
It's the period after intense workouts when the body absorbs nutrients more efficiently to repair and strengthen muscles.
How does the calculator work?
It defines the ideal time frame (30-60 minutes) based on workout intensity (high or medium) using a simplified formula for practical results.
Do I need to eat exactly during the window?
Ideally yes, but eating within 2 hours is still better than waiting too long. Protein supplements help compensate for delays.
Are supplements necessary?
Not mandatory, but protein-rich and simple-carb foods (eggs, fruits, yogurt) are ideal for this period.
Does the window vary with workout type?
Yes, strength training or HIIT sessions require faster replenishment than light or aerobic workouts.