Bulking Macros Calculator

Bulk: TDEE × 1.10–1.25 (10–25% surplus) · Protein 1.6–2.2 g/kg.

Bulk calories
Surplus / day
Protein
Fat
Carbs (remainder)
Est. weekly gain

About this tool

Bulking Macros Calculator is a single-purpose utility on instant.tw, a free toolbox of calculators, converters, generators, and quick lookups. Everything works in your browser — nothing is uploaded, nothing is stored on a server unless explicitly noted.

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