LongevityRx · simpleLongevity
B12 Injectable
Endurance and focus, naturally.
Starting at
$70
/ per month
- 100% discreet, online consultation
- U.S. board certified physicians
- No insurance required
- Fast shipping
Printed label on the bottle, or the instructions included within mailed prescription is at the discretion of the dispensing pharmacy and the provider issuing the prescription.
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
Also in the program.
Longevity
Sermorelin
Live longer, function better.
Learn more →
Printed label on the bottle, or the instructions included within mailed prescription is at the discretion of the dispensing pharmacy and the provider issuing the prescription.
Longevity
NAD+ Injectable
Brain + body energy protocol.
Learn more →
Printed label on the bottle, or the instructions included within mailed prescription is at the discretion of the dispensing pharmacy and the provider issuing the prescription.
Longevity
Glutathione
Endurance and focus, naturally.
Learn more →
Printed label on the bottle, or the instructions included within mailed prescription is at the discretion of the dispensing pharmacy and the provider issuing the prescription.
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. Most orders ship within 24–48 hours of physician approval.
Yes. Cancel anytime from your portal. Unused months on multi-month plans are refundable per our policy.