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[9] A related cause is reduced stomach acid production with age or from long-term use of proton-pump inhibitors, [10] H 2 blockers, or other antacids, [11] and interaction with metformin
Timing Protocols : Some research suggests that administration timing relative to meals or exercise may influence both effectiveness and side effect profiles
Older adults: B12 absorption can decline with age
A faint yellow tint can occur, but dark yellow or brown discoloration may indicate degradation
Mechanisms underlying neuroprotection include enhanced cerebral angiogenesis supporting tissue oxygenation, anti-inflammatory effects reducing secondary injury, antioxidant activity limiting free radical damage, and modulation of neurotransmitter systems including the dopamine/glutamate/NO system
