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Some medications can also affect absorption of Vitamin B12 in the gut, and B12 deficiency can be an issue if you have had weight loss surgery
Splitting the dose or adding a second daily injection is not part of the clinical protocol and may not improve outcomes
PT-141 is the standout: FDA-approved, proven in clinical trials, and used as-needed (not daily)
Combining 5-amino-1mq with powerful stimulants may produce unpredictable effects on heart rate, blood pressure, and nervous system function