Jamieson Vitamins
Vitamin B12 Fast-Dissolving
79/100
SUPPIE SCORE
95/100
EFFICACY
Low
SAFETY
58/100
CLEANLINESS
What Does Vitamin B12 Fast-Dissolving Do?
High-potency methylcobalamin at 5000 mcg excels in addressing B12 deficiency with excellent absorption and strong evidence for energy and nerve support; formulation is safe overall with minimal risks for healthy adults.
How does methylcobalamin compare to other forms of Vitamin B12 for absorption?
What are the signs of Vitamin B12 deficiency this supplement can help address?
Is 5000 mcg of B12 safe for daily long-term use?
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What Are the Benefits of Vitamin B12 Fast-Dissolving?
Based on proven scientific research
Energy SupportVery strong
Nerve HealthVery strong
Red Blood Cell FormationVery strong
Cognitive FunctionStrong
Good For:
What Are the Side Effects of Jamieson Vitamins Vitamin B12 Fast-Dissolving?
Always consult your health practitioner if in doubt.
RiskLow Risk
Overview
•Methylcobalamin 5000 mcg is well within safe upper limits (no established UL for B12), with excess typically excreted in urine per NIH guidelines.
•No significant drug interactions for this high-potency B12 formulation; however, monitor with metformin or proton pump inhibitors that may reduce B12 absorption.
•Generally safe for adults, including elderly; not recommended for children under 12 without medical advice due to high dosage.
•Safe during pregnancy and lactation at this dose, but consult healthcare provider as B12 needs increase; no known teratogenic effects per Mayo Clinic.
•Low allergen risk; product is gluten-free, dairy-free, and nut-free, but confirm for individual sensitivities to excipients like citric acid.
•Long-term use is safe with no toxicity reports; fast-dissolving format minimizes GI upset compared to tablets.
Potential Side Effects
Negative Interactions
Inactive Ingredients
Low Risk
Low Risk
Low Risk
Low Risk
Low Risk
Low Risk
Low Risk
What Are the Ingredients in Jamieson Vitamins Vitamin B12 Fast-Dissolving?
Methylcobalamin (Vitamin B12)
5000 mcg
Mannitol
Crospovidone
Sodium bicarbonate
Citric acid
Natural cherry flavor
Stevia leaf extract
Magnesium stearate
Frequently Asked Questions
Common questions about Jamieson Vitamins Vitamin B12 Fast-Dissolving