Are There Any Side Effects To HMB?

Are There Any Side Effects To HMB? [36] performed an extensive two-part experiment to test the effects of HMB supplementation on muscle metabolism during resistance-exercise training. Results found no adverse side effects from HMB supplementation. Is HMB safe for long term use? beta-hydroxy-beta-methylbutyrate (HMB) supplementation in humans is safe and may decrease cardiovascular risk factors.