Neurologic symptoms of pellagra include headache, fatigue, apathy, depression, ataxia, poor concentration, delusions, and hallucinations, which can lead to confusion, memory loss, psychosis, and eventual death (27)
Some studies in older adults have either linked lower 25-hydroxyvitamin D levels with measures of poor cognitive performance (50-53) or higher 25-hydroxyvitamin D levels with measures of better cognitive performance (54, 55)
J Plant Physiol 148:391398 Foyer CH, Lopez-Delgado H, Dat JF, Scott IM (1997) Hydrogen peroxide and glutathione-associated mechanisms of acclimatory stress tolerance and signalling
Peptides are short chains of amino acids smaller versions of proteins that play a role in regulating hormones, releasing neurotransmitters and repairing tissue, explains Adam Taylor, director of the Clinical Anatomy Learning Centre at Lancaster University
If so what for
Yu et al