Quick Answer: L‑Citrulline may lower perceived effort and soreness and supports blood‑flow pathways; performance effects vary by protocol. Rhim 2020; Gough 2021.

Who it helps

  • After‑work lifters or evening joggers who want performance without stimulants.

How it works

  • Meta‑analysis supports lower RPE and soreness post‑exercise. Rhim 2020.

How to use

  • 2–6 g/day, 60–90 min pre‑workout or split daily; assess for 2 weeks.

What to avoid

Expect subtle effects; stack with sleep, protein, hydration.

7‑day plan

  1. 2–3 g daily for first week; track RPE and next‑day soreness.

CTA

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References

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