Vegan Macro Calculator
Fully plant-based macros with the digestibility-adjusted protein dose and the lysine watch-list.
Plant proteins digest less completely and several run low on lysine or methionine — research on vegan athletes suggests ~20% above omnivore doses closes the gap. Soy, seitan, lentils and beans are the lysine heavyweights; B12 supplementation is non-negotiable on fully plant-based eating.
Formula
For general information only — not medical or training advice. Estimates vary between individuals; consult a qualified professional before changing your exercise or nutrition routine.
Fully plant-based macros with the digestibility-adjusted protein dose and the lysine watch-list. The Vegan Macro Calculator is a free, private vegan macros tool — every result computes instantly in your browser with no sign-up and no data upload.
About Vegan Macro Calculator
Plant proteins digest less completely and several run low on lysine or methionine — research on vegan athletes suggests ~20% above omnivore doses closes the gap. It applies protein = weight × base g/kg × 1.20 digestibility adjustment; rest 62/38 carb/fat. Use the Vegan Macro Calculator to get an instant, clearly-explained result with the working shown step by step — free, private and with the source method cited.
How to use Vegan Macro Calculator
- 1Enter your details in the Vegan Macro Calculator input fields above.
- 2The result updates instantly with the working and reference bands shown.
- 3Adjust any value to explore how it changes the outcome — it's free and unlimited.
Why use Vegan Macro Calculator?
- ✓Instant vegan macros result that recomputes as you type — no waiting, no page reloads
- ✓100% client-side: your health data never leaves your browser
- ✓Shows the actual formula and your numbers substituted in, so you can see exactly how the result is reached
- ✓Based on published, citable sources (Hevia-Larraín V et al., Sports Med 2021 — vegan vs omnivore muscle gains)
- ✓Free forever with no sign-up, account or app install
Frequently asked questions
How does the Vegan Macro Calculator work?+
Plant proteins digest less completely and several run low on lysine or methionine — research on vegan athletes suggests ~20% above omnivore doses closes the gap. The calculation uses the formula: protein = weight × base g/kg × 1.20 digestibility adjustment; rest 62/38 carb/fat. Everything runs instantly in your browser as you type — your inputs are never uploaded.
Is the Vegan Macro Calculator accurate, and what is it based on?+
The method is traceable to authoritative sources, including Hevia-Larraín V et al., Sports Med 2021 — vegan vs omnivore muscle gains; FAO DIAAS 2013. Results are estimates — individual variation always applies, so treat the output as a well-grounded starting point.
Is the Vegan Macro Calculator free and private?+
Yes. It's completely free with no sign-up, and all computation happens locally in your browser, so none of your health data ever leaves your device.
Can I use this for medical decisions?+
This tool is for general fitness information only, not medical or training advice. Consult a professional before changing your routine.
What can I use the Vegan Macro Calculator for?+
It's commonly used for vegan macros, vegan protein calculator, plant based macros. Fully plant-based macros with the digestibility-adjusted protein dose and the lysine watch-list.
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