But only the R-isomer (R-ALA) is naturally produced in the body and actively participates in mitochondrial energy metabolism.12 Some studies suggest that R-ALA may be more bioavailable than standard racemic ALA though the clinical significance of this difference is still under investigation.17 In addition, anecdotal reports and small studies indicate that R-ALA may be easier on digestion, with fewer gastrointestinal side effects than standard racemic ALA, especially at higher doses.18 However, R-ALA is chemically unstable on its own
It is usually taken orally and is absorbed quickly by the body
Anna Bartter is a freelance journalist who writes about health, fitness and women's lifestyle for publications including Women's Health, Stylist, The iPaper, Metro and Psychologies, among others
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The combination helps athletes maintain high training volumes without accumulating repetitive stress injuries
Do essential fatty acids play a role in brain and behavioral development
