Best Vitamin B12 for Energy in Australia
Essential vitamin for energy metabolism and nervous system function.. Compare prices across Australian retailers and find the best value.
Quick Summary
Dosage
500-1000 mcg/day
Time to Effect
2-4 weeks
From
$0.10/serve
Evidence
strong (4/5)
Timing: Take in the morning
Clinical Evidence
Vitamin B12 supplementation and fatigue in adults with low-normal levels
Systematic review found B12 supplementation significantly reduced fatigue in deficient individuals, with improvements in energy and cognitive function within 2-4 weeks of treatment.
Best Prices in Australia
Methyl B-12 1000 mcg, 100 Lozenges
1000 mcg per serve · 100 serves · sublingual
$0.10/serve
$9.99 total
Mega B Complex 200 Tablets
100 mcg B12 per serve · 200 serves · tablet
$0.13/serve
$24.99 total
Blackmores Mega B12 1000mcg
1000mcg per serve · 75 serves · Tablet
$0.27/serve
$19.99 total
Activated B12 75 Tablets
1000mcg per serve · 75 serves · sublingual
$0.36/serve
$26.95 total
Thorne Methylcobalamin
1000mcg per serve · 60 serves · Capsule
$0.47/serve
$28.00 total
Showing top 5 of 6 products. View all
Interactions to Watch
- Metforminmoderate— Metformin reduces vitamin B12 absorption over time.
- Proton pump inhibitors (PPIs)moderate— Long-term PPI use (omeprazole, pantoprazole) reduces stomach acid needed for B12 absorption.
Other Supplements for Energy
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