longevityRx · singleIllustration only. Goprolean does not manufacture medications. Your prescription is prepared, labelled and dispensed by a licensed pharmacy and will look different from the images shown.
longevity
B12 Injectable
Endurance and focus, naturally.
Price
$25
per month
$25.00 paid at checkout
Intake first · physician-reviewed · Ships within 48 hours of physician approval
About
B12 Injectable.
Direct vitamin B12 delivery, bypassing the gut for full absorption.
What to expect
The timeline.
24–72 hours
Energy boost
Week 1–2
Reduced fatigue, better focus
Ongoing
Steady energy, healthy metabolism
A longer life, lived well.
- Supports low energy and fatigue
- Helps with brain fog
- Supports mood and sleep
- Ideal for plant-based diets
- Bypasses digestive absorption issues
Your questions, answered
Frequently asked questions
Direct vitamin B12 delivery, bypassing the gut for full absorption.
Discreetly, in unbranded packaging, with cold-chain shipping when required. Orders ship within 48 hours of physician approval.
Nothing renews automatically, so there is nothing to cancel between refills. Prepaid multi-month plans can't be cancelled, except for a medical reason, which we review case by case — email support@goprolean.com. If a physician doesn't prescribe, you're refunded in full.
Prescription medications are dispensed by a licensed US pharmacy. Prescriptions are issued only after provider review and only where clinically appropriate.