Last reviewed May 2026 · 1 min read
Is HMB (Beta-hydroxy beta-methylbutyrate) vegan?
Also known as: Calcium HMB
Vegan
Suitable for a vegan diet.
Yes — Commercial HMB supplements are manufactured synthetically in a lab.
01 · The basics
What is HMB (Beta-hydroxy beta-methylbutyrate)?
A metabolite of the amino acid leucine, used to prevent muscle protein breakdown and support muscle recovery.
02 · The source
Where it comes from
Commercial HMB supplements are manufactured synthetically in a lab. No animal products are used.
Frequently asked
FAQ
Is HMB vegan?
Yes, it is 100% synthetic and vegan.
What is the difference between HMB and Leucine?
HMB is a breakdown product of leucine. While leucine triggers muscle growth, HMB is specifically effective at preventing muscle loss.
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