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Recommended investigations include: Full blood count with blood film examination Serum vitamin B12 level Serum folate (to exclude combined deficiency) Intrinsic factor antibodies Thyroid function tests (autoimmune association) Consider MMA and homocysteine if diagnosis uncertain and available Neurological examination should be performed in all patients, assessing for peripheral neuropathy, proprioception loss, and signs of subacute combined degeneration of the spinal cord
Most people who experience issues are taking very high doses or have specific sensitivities
Initially investigated for its potential to treat neurodegenerative diseases like Alzheimers and Parkinsons, this small synthetic peptide is known to bind with high affinity to hepatocyte growth factor (HGF) and its receptor c-Met, thereby promoting neuronal differentiation, dendritic branching, and synaptic plasticity
The Retinol Skin Sandwich Method for Winter: Protect Your Skin While Boosting Results By Kari Brogan November 26, 2025 Winter can be harsh on your skin
Emerging treatment mechanisms for depression: focus on glutamate and synaptic plasticity