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B12 Injection

Endurance and focus, naturally.
Personalized care, guided by Idun’s US licensed medical experts
Wellness coaching to support consistency and results
Pharmaceutical-grade, 3rd party tested
Free expedited shipping. No insurance required
Most Popular

Includes medication, provider review, and ongoing support

$109 monthly SAVE $30
Begin Your Personalized Plan

B12 Injectable is a prescription vitamin therapy used to support healthy B12 levels, energy metabolism, red blood cell production, and nervous system function. It should be used under the guidance of a licensed healthcare provider.

If our licensed clinicians determine medication isn’t right for you after review, you don’t pay for medication. This covers clinical eligibility — individual results from any treatment vary and cannot be guaranteed.

U.S.-licensed clinicians, licensed compounding pharmacy partners, and ongoing support — all coordinated in one place. Prescriptions are issued only when clinically appropriate after individual evaluation.

24/7 Care
1 on 1 Wellness Coaching
Same Day Appointments
FDA 503 A & B Pharmacies
No Membership Requirements
Compounded In USA

What Is B12 Injection Therapy?

Vitamin B12 is essential for energy production, red blood cell formation, and nervous system function. Many people don’t get enough—especially if you follow a plant-based diet, have digestive issues, or live with chronic stress.

Unlike pills or sprays, B12 injections deliver the vitamin directly into your system, by passing the gut for fast absorption and noticeable results.

Get Started Now
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Support daily energy

Vitamin B12 plays an important role in energy production and healthy red blood cell function.
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Metabolism support

B12 helps support normal metabolic processes that your body uses to convert food into energy.
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Simple wellness routine

B12 injections may be used as part of a provider-guided wellness plan. Individual responses may vary.

With you every step of the way

Personalized energy and wellness support with B12 injections, tailored to your needs. No insurance required.

Includes online consultation, prescription (if appropriate), and home delivery. Transparent pricing with no hidden fees.

Prescription required. A licensed healthcare provider will determine if B12 injections are appropriate for you. They may be used to support energy levels and overall wellness, but are not suitable for everyone. Individual responses may vary.

Includes Ongoing Provider Care & Support
Includes all Syringes & Alcohol Pads Kit
Platform Access & Educational Content
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Feel your best, every day

man and woman
Support your energy
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Stay consistent
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Boost your routine
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Simple, effective care
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Never Alone. Always Guided. The Idun Rx Difference

Your care should go beyond a prescription.

Every Idun Rx plan starts with a clinical review and continues with support from board-certified doctors and wellness coaches.

So you’re not left guessing — you’re guided every step of the way.

Built on Quality. Guided by Care.

Potency Test

Confirms each batch meets strict concentration standards within ±10% of labeled strength.

PASSED

Sterility Test

Ensures every batch is free from bacteria and contaminants, meeting USP 797 standards.

PASSED

Endotoxicity

Verifies products are free from harmful bacterial toxins and meet USP 85 safety limits.

PASSED

pH Test

Balances acidity levels to support comfort and minimize irritation.

PASSED
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How it works

01

We Understand Your Goals

Share your goals and starting point so we understand what you’re actually looking to improve.
02

Our Providers Personalize the plan

A board certified doctor reviews your information and designs a plan — including custom formulation and dosing when appropriate.
03

Approved | Delivered | Guided

Ships straight to your door in 3-5 days in discreet packaging. You’re supported by a wellness coach selected for your needs, with the flexibility to adjust over time.

The Idun Experience, In Their Words

Mark T.
- 42 lbs*
"Idun Rx changed my life. I have more energy than I've had in years."
*Results vary by individual.
results 2
Lisa M.
- 35 lbs*
"I have more energy, sleep better, and don't feel as anxious. This program has truly been life-changing."
*Results vary by individual.
results 3
Jose R.
- 32 lbs*
"I have more energy, better focus, and I'm sleeping deeper than I have in years. This program has been a game changer."
*Results vary by individual.
results 5
Nicole D.
- 33 lbs*
"The coaching and consistency made all the difference. I'm sleeping better, eating better, and I've lost over 30 pounds without feeling miserable."
*Results vary by individual.
results 5
Amanda R.
- 38 lbs*
"I feel better in every way possible. Best decision I've ever made!"
*Results vary by individual.
results 6
Derrick M.
- 50 lbs*
"The support, the results, the confidence-Idun Rx
*Results vary by individual.
“I’ve lost 28 pounds and, honestly, I finally feel like myself again. The biggest difference was having real support instead of just getting medication and being left alone.”
— Sarah J.
“Microdosing helped me stay consistent without feeling overwhelmed. My energy is stable, my cravings are down, and the process felt very manageable.”
— Emily R.
“The wellness coaching was the missing piece for me. Having someone actually check in, answer questions, and help me stay accountable changed everything.”
— Michael P.
“I didn’t realize how much low energy and brain fog were affecting my life until I started treatment. I feel sharper, stronger, and more motivated again.”
— David S.
“I joined for longevity support and ended up improving my sleep, recovery, and overall energy. The experience feels much more personalized than other platforms.”
— Katie W.
“Every interaction has felt professional, responsive, and genuinely caring. You can tell they’ve built the entire experience around supporting patients long-term.”
— Amanda K.
“I’ve tried nearly every diet out there. This is the first time something actually felt sustainable. Down 34 pounds and still going.”
— Jason T.
“I was nervous about starting, but the education and guidance made me feel comfortable immediately. The slower, steady approach worked really well for me.”
— Lauren H.
“My workouts, recovery, focus, and mood have all improved. I feel more like the version of myself I remember from years ago.”
— Chris M.
“What stood out most was how thoughtful the process felt. It wasn’t rushed or salesy. Everything was explained clearly and tailored to me.”
— Rebecca L.
“The coaching and consistency made all the difference. I’m sleeping better, eating better, and I’ve lost over 30 pounds without feeling miserable.”
— Melody R.
“Idun Rx feels premium from start to finish. Fast communication, real guidance, and a level of support I honestly wasn’t expecting.”
— Matt M.

Questions, Answered.

Timeline What You’ll Notice
Within 24–72 hrs Boost in energy and mental clarity
Week 1–2 Reduced fatigue, better focus, mood support
Ongoing Steady energy, improved metabolism, and better recovery

Injections can be weekly, biweekly, or monthly—your plan is tailored to your body’s needs.

  • Consultation with a licensed provider
  • Prescription B12 injection therapy, delivered or in-clinic
  • Easy-to-use injection supplies (if home-administered)
  • Personalized dosing and schedule recommendations
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Discover a Smarter Approach Built For the Long Run

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