Protein Calculator

Best Time to Eat Protein: Timing, Spacing and Workouts

Total daily protein matters far more than timing, but spreading it across 3–4 meals of 25–40 g each — including one within a few hours of training — gets the most muscle protein…

Calculate Your Protein Intake

Studies comparing protein timing consistently find that total daily intake is the strongest driver of muscle growth and retention. The post-workout “anabolic window” is much wider than once believed — eating protein within a couple of hours before or after training works about equally well.

Distribution still helps: muscle protein synthesis is maximized around 0.4 g/kg per meal, roughly 25–40 g for most people. Spreading intake over 3–4 meals, adding protein at breakfast where most people eat the least, and taking 20–40 g of slow-digesting protein such as casein or Greek yogurt before bed round out an evidence-based routine.

  • Hit your daily total first — timing is a refinement, not the foundation
  • Aim for 25–40 g of protein per meal, 3–4 times a day
  • Eat a protein-rich meal within ~2 hours before or after training
  • Slow protein (casein, Greek yogurt) before bed supports overnight recovery

Quick Reference

  • General health (sedentary): 0.8–1.0 g/kg body weight
  • Weight loss: 1.6–2.2 g/kg to preserve muscle in a deficit
  • Muscle gain: 1.8–2.5 g/kg depending on training experience
  • Athletic performance: 2.0–3.1 g/kg
  • Spread intake across 4–5 meals of 25–40g each for best results

Enter Your Details

Get your personalized protein range in seconds

Frequently Asked Questions

Most people do best aiming for 25g to 40g of protein per meal, spread across 3-4 meals a day. This keeps muscle protein synthesis elevated throughout the day rather than concentrating intake into a single large meal.