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David Sinclairs research on NAD+ and its role in cellular repair, energy production, and healthy aging

However, the proportion of all spines containing non-synaptic GluA1 clusters was significantly lower than that observed for non-synaptic GluA2 clusters (Supplementary Fig

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Common signs you may need B12 supplementation include: Dry lips Fatigue Glossitis (swollen tongue) Heart palpitations Pale skin Shortness of breath with exertion (activity) Low levels of B12 can also impair nerve function and cause neurological symptoms, such as: Difficulty walking Dizziness Headaches Memory problems Tingling or numbness in the hands and feet Talk to a healthcare provider if you have signs of a B12 deficiency