can i buy injection b12 at walgreens Vitamin 100 mcg Tablets (100 days) Not intended for use by pregnant or lactating women Walgreens Timed Release Vitamin B12,
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This is especially important if you experience symptoms commonly associated with high vitamin B12 levels in the blood, including: 9 Gastrointestinal issues, such as nausea, vomiting, or diarrhea Headaches Tingling sensations in the hands and feet Weakness and fatigue Should I Be Concerned About High Vitamin B12 Levels

BMJ article on ethical approval from 2009 bmj.com/content/338/bmj.b450 The letter just says in line with guidelines

Relaxing your arm helps because the muscle fibres will also be relaxed and this makes it a much easier and comfortable injection

Thank you Physio in the Six and Mrs
