Supplements / Exploratory

HMB

Narrow / mixed evidenceMorningExploratory

Best for: Performance, Healthy aging

Dose & timing

Dose
3 g daily, split into doses with meals.
Timing
Morning with food.
Review
Reassess after 4 to 8 weeks.
Forms
calcium hmb, free-acid hmb

What this supplement is for

  • Best signal in untrained populations starting to lift, and in older adults with sarcopenia.
  • In trained athletes the additional benefit over protein is usually small.

When the engine routes this to you

  • If the strongest signal is in older-adult sarcopenia: studied for muscle mass in older adults.

What to look for in a product

  • Preferred third-party verification: Informed Sport.
  • Common contamination risks: Mislabeling / identity.
  • Form: Calcium HMB is the most common form; free-acid HMB has marginal absorption advantage.

Where to get it

Coming soon

We’re building a curated list of third-party-tested products for HMB. Each one will meet our quality bar (preferred certifications, contamination screens) and carry an explicit affiliate disclosure.

Read our affiliate policy →

Your experience

Stays on this device

If you’ve tried HMB, you can log how it went. This stays on your device — only you see it.

We frame these as personal experience, not medical claims. Self-reported subjective outcomes are influenced by placebo, regression to the mean, and parallel lifestyle changes. We’ll never present ratings as equivalent to RCT evidence.

Evidence sources

1 reviewed

This page is informational. almavivo.com is not medical advice — talk to a qualified clinician before starting a new supplement, especially if you take prescription medication, are pregnant or breastfeeding, or have a chronic health condition.