injection b12 names Cyanocobalamin (B12) 1000 mcg/mL, Multiple Dose Vial 30 mL B12 Injections at Olympia

Plant-based eaters can become deficient over time, so supplementation (oral or injected) may be needed

Lab label or notebook: Record the peptide amount, diluent volume, concentration, date, and any handling notes immediately

But it's the step where carelessness has the most immediate consequences

They found that 9% had an outright deficiency and 16% exhibited a near deficiency. Many of these individuals were suffering from neurological symptoms (4)

Cost per day: $0.03-0.04 Annual cost: $10-15 Best value if: Budget is tight and you have no genetic issues Methylcobalamin: $15-25 per 120 capsules (1,000mcg) Cost per day: $0.13-0.20 Annual cost: $50-75 Best value if: You want optimal absorption and neurological support Hydroxocobalamin (injection): $15-30 per vial (1,000mcg) Monthly cost: $15-30 (one injection/month maintenance) Annual cost: $180-360 Best value if: You have malabsorption or pernicious anemia (no point paying for oral that wont absorb) Adenosylcobalamin: $25-40 per 60 capsules (1,000mcg) Cost per day: $0.40-0.65 Annual cost: $150-240 Best value if: You need mitochondrial/energy support beyond what methylcobalamin provides Combination formulas: $20-40 per 60 capsules (500mcg each of 2-3 forms) Cost per day: $0.35-0.65 Annual cost: $130-240 Best value if: You want comprehensive coverage and dont mind the premium The value calculation: Cyanocobalamin to Methylcobalamin = 5x price increase for better absorption/activity Methylcobalamin to Injections = 3-4x price increase for 100% absorption Is it worth it