Bull Exp Biol Med 167:641644
A 2026 UK review of the April 2026 Galway/Boston study linking higher midlife vitamin D to lower Alzheimers tau years later, the classic Littlejohns 2014 dementia cohort (122% higher risk when severely deficient), the genuinely mixed VitaMIND and Finnish Vitamin D supplementation trials, the vitamin D receptorCREBTrkBBDNF mechanism, NHS 25(OH)D thresholds and the 10 g rule, UK winter risk groups and why testing and correcting vitamin D comes first, not a peptide Read the full review Nutritional & Metabolic Neuroscience 8 June 2026 Dihexa for Iron Deficiency & Anaemia Brain Fog: Low Ferritin, the 2025 Perimenopause Iron Study, Dopamine, Myelin & the 2026 UK Review Can Dihexa help iron deficiency or anaemia brain fog
This vitamin is naturally found almost exclusively in animal products, including meat, fish, eggs, and dairy
Liquid B12 is a great solution here it gets absorbed directly into the bloodstream, skipping the digestive barriers that often prevent your body from absorbing enough B12 from food or regular supplements
Glutamine is a conditionally essential amino acid , meaning your body usually makes enoughbut during stress, illness, or intense exercise, you might need more from food or supplements