Health
Weight Gain Bulk Calculator
Set your bulk pace and weight — get daily calorie target and protein requirement.
Daily calories
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- Protein (g/day)
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- Weekly gain
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- lb/month
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FAQ
How much surplus is too much? +
Past ~500 cal/day, additional calories increasingly become fat rather than muscle. Lean bulks at +250 minimize fat gain.
Why 1 g protein per lb? +
Research consensus for trained lifters in a surplus. Untrained or older lifters benefit from slightly higher (1.2 g/lb).