4.7
4.7
In Stock
In Stock
Performance
Performance
B12
B12
B12 Injection
A pharmaceutical-grade B12 (methylcobalamin) injection that bypasses digestion and delivers clean cellular energy straight into your bloodstream. When fatigue hits, YouthFuel’s B12+ helps you bounce back—fast.
A pharmaceutical-grade B12 (methylcobalamin) injection that bypasses digestion and delivers clean cellular energy straight into your bloodstream. When fatigue hits, YouthFuel’s B12+ helps you bounce back—fast.
No insurance required
Same price at every dose
24/7 provider access and support
What are B12 injections?
What are B12 injections?
What are B12 injections?
Are B12 injections safe?
Are B12 injections safe?
Are B12 injections safe?
Why choose YouthFuel for B12+?
Why choose YouthFuel for B12+?
Why choose YouthFuel for B12+?
Trusted by doctors. Tailored to you. Delivered discreetly.
Trusted by doctors. Tailored to you. Delivered discreetly.
Trusted by doctors. Tailored to you. Delivered discreetly.
Unlocks Clean Energy. Rewires Focus.
Fuels Your Day—Naturally.
Our pharmaceutical-grade B12 injections (methylcobalamin) are designed to beat the afternoon crash, clear the mental fog, and help your body operate like it's fully charged—no coffee, no chaos, just cellular-level fuel.
Strengthens stamina & recovery
Sharper focus, faster recall
Instant energy, no crash
92%
of patients with B12 deficiency reported improved energy within 30 days
84%
noted reduced fatigue and brain fog after consistent weekly dosing
76%
experienced better focus, mental clarity, and mood regulation
71%
saw enhanced endurance and reduced post-exertion fatigue
Begin your B12+ plan with YouthFuel
Because dragging through the day isn’t your default setting.
We’ve made it seamless, fast, and 100% virtual—no clinic lines, no confusion. Just clarity and energy, delivered.
Step 1
Step 1
Step 1
Take a 3-minute energy & focus quiz
Take a 3-minute energy & focus quiz
Take a 3-minute energy & focus quiz
Tell us how you’re feeling—sluggish, foggy, wired-but-tired.
We’ll use your answers to create a precision-dosed B12+ plan that actually fits you.
Step 2
Step 2
Step 2
Meet your licensed provider – Virtually
Meet your licensed provider – Virtually
Meet your licensed provider – Virtually
Your telehealth specialist reviews your energy goals, wellness history, and screens for B12 deficiency or fatigue-related symptoms.
Step 3
Step 3
Step 3
Get your B12+ shots delivered to your door
Get your B12+ shots delivered to your door
Get your B12+ shots delivered to your door
Once approved, your pharmaceutical-grade methylcobalamin (B12+) arrives in discreet packaging.
Just you, your plan, and a clear path to more energy.
B12+ Energy Injections
Prescription Methylcobalamin Injections for Energy, Focus & Recovery
Energy That Doesn’t Wear Off.
Energy That Doesn’t Wear Off.
Energy That Doesn’t Wear Off.
B12+ supports neurological health so your mind feels alert, present, and ready.
Supports red blood cell production and energy metabolism—without the crash of caffeine or sugar.
Regulates neurotransmitters like serotonin and dopamine to support emotional well-being and mental stamina.
B12 plays a vital role in converting nutrients into usable energy—so your workouts and recovery feel like you again.
Your personalized plan is guided by licensed providers, and your shots arrive in secure, no-hassle packaging.
Real care with transparent pricing—no upsells, no fluff, just results.
“B12+ was a total game-changer. Within the first two weeks, my brain fog started lifting. I had more energy during the day, and I actually wanted to move my body again — not just crash on the couch. It’s like I flipped the switch back on.”
“B12+ was a total game-changer. Within the first two weeks, my brain fog started lifting. I had more energy during the day, and I actually wanted to move my body again — not just crash on the couch. It’s like I flipped the switch back on.”
“B12+ was a total game-changer. Within the first two weeks, my brain fog started lifting. I had more energy during the day, and I actually wanted to move my body again — not just crash on the couch. It’s like I flipped the switch back on.”
Lena P.
"We call it YouthFuel for a reason — because our mission is to reignite the fire in every human body.
"We call it YouthFuel for a reason — because our mission is to reignite the fire in every human body.
We believe everyone deserves access to the tools that make them feel strong, sharp, and unstoppable.
Whether you're reclaiming energy, restoring confidence, or finally feeling like you again — our team of doctors, scientists, and care specialists are here to guide you.
No guesswork. No fluff. Just treatments that actually work.
This is health the way it should be — clear, personalized, and designed for your next chapter."
We believe everyone deserves access to the tools that make them feel strong, sharp, and unstoppable.
Whether you're reclaiming energy, restoring confidence, or finally feeling like you again — our team of doctors, scientists, and care specialists are here to guide you.
No guesswork. No fluff. Just treatments that actually work.
This is health the way it should be — clear, personalized, and designed for your next chapter."
The YouthFuel Clinical Team
The YouthFuel Clinical Team
The YouthFuel Clinical Team
Hundreds of patients
Hundreds of patients
Hundreds of patients
Ready to Recharge From the Inside Out?
Ready to Recharge From the Inside Out?
Your body’s been asking for more — more energy, sharper focus, better days.
YouthFuel’s pharmaceutical-grade B12 helps you bounce back fast, with no gimmicks, no guesswork.
Your body’s been asking for more — more energy, sharper focus, better days.
YouthFuel’s pharmaceutical-grade B12 helps you bounce back fast, with no gimmicks, no guesswork.
Strengthens stamina & recovery
Sharper focus, faster recall
Instant energy, no crash
B12 Injections – Frequently Asked Questions
B12 Injections – Frequently Asked Questions
What exactly is a B12 injection, and how does it work?
A YouthFuel B12 injection delivers a pharmaceutical-grade dose of methylcobalamin (vitamin B12) directly into your bloodstream — bypassing digestion for fast, effective absorption. It supports energy production at the cellular level and helps regulate mood, focus, and metabolism.
How will I know if I actually need B12?
Most adults are mildly deficient without even knowing it. If you’ve been feeling sluggish, foggy, irritable, or just not like yourself — B12 could be the missing link. A quick online consult with our provider will confirm if it’s right for you.
What are the real benefits I can expect?
Users report noticeable improvements in energy, mental clarity, mood, and sleep quality. In one clinical review, 72–80% of patients saw better cognitive function and reduced fatigue within weeks of consistent use.
How long does it take to feel the effects?
Some people feel a difference within 24–72 hours. For others, it’s more gradual. Most report a significant energy and mood lift by their second or third week.
Is this safe? Any side effects?
B12 is water-soluble and generally very safe when taken as directed. Mild redness or soreness at the injection site is the most common side effect. All of our products are sourced from licensed pharmacies and reviewed by U.S.-licensed providers.
Do I need to go to a clinic or get lab work done first?
Nope. It’s 100% remote. Just take a short medical intake online. If approved, your B12 injections ship directly to your door in discreet packaging.
Do I need to go to a clinic or get lab work done first?
Nope. It’s 100% remote. Just take a short medical intake online. If approved, your B12 injections ship directly to your door in discreet packaging.
Do I need to go to a clinic or get lab work done first?
Nope. It’s 100% remote. Just take a short medical intake online. If approved, your B12 injections ship directly to your door in discreet packaging.
What’s the difference between this and taking a B12 vitamin?
Oral supplements often lose potency during digestion. Our injections go straight to your bloodstream for higher bioavailability — meaning more of the vitamin gets used by your body, faster.
What’s the difference between this and taking a B12 vitamin?
Oral supplements often lose potency during digestion. Our injections go straight to your bloodstream for higher bioavailability — meaning more of the vitamin gets used by your body, faster.
What’s the difference between this and taking a B12 vitamin?
Oral supplements often lose potency during digestion. Our injections go straight to your bloodstream for higher bioavailability — meaning more of the vitamin gets used by your body, faster.
Do I need a prescription?
Yes — but we handle that for you. Once you complete your virtual consult, a licensed medical provider will review your intake and write your prescription if eligible.
Do I need a prescription?
Yes — but we handle that for you. Once you complete your virtual consult, a licensed medical provider will review your intake and write your prescription if eligible.
Do I need a prescription?
Yes — but we handle that for you. Once you complete your virtual consult, a licensed medical provider will review your intake and write your prescription if eligible.
How often do I need to take it?
Most YouthFuel members start with weekly injections, though your provider may tailor your schedule based on your goals and lab levels.
How often do I need to take it?
Most YouthFuel members start with weekly injections, though your provider may tailor your schedule based on your goals and lab levels.
How often do I need to take it?
Most YouthFuel members start with weekly injections, though your provider may tailor your schedule based on your goals and lab levels.
How much does it cost?
Our pricing is simple and transparent — no surprise fees or long-term commitments. You’ll always know exactly what you’re paying, and your dose doesn’t change the price.
How much does it cost?
Our pricing is simple and transparent — no surprise fees or long-term commitments. You’ll always know exactly what you’re paying, and your dose doesn’t change the price.
How much does it cost?
Our pricing is simple and transparent — no surprise fees or long-term commitments. You’ll always know exactly what you’re paying, and your dose doesn’t change the price.
What Is Testosterone Replacement Therapy?
Testosterone Replacement Therapy (TRT) is a medically supervised treatment designed to restore and optimize testosterone levels in men experiencing the effects of low T. Unlike over-the-counter dietary supplements that claim to "boost" testosterone but often lack substantial scientific backing, TRT uses bio-identical hormones—carefully matched to the testosterone your body naturally produces—to deliver real, measurable results.
Our highly qualified specialists are also available anytime to assist with any testosterone enhancer questions you may have.
What Is Testosterone Replacement Therapy?
Testosterone Replacement Therapy (TRT) is a medically supervised treatment designed to restore and optimize testosterone levels in men experiencing the effects of low T. Unlike over-the-counter dietary supplements that claim to "boost" testosterone but often lack substantial scientific backing, TRT uses bio-identical hormones—carefully matched to the testosterone your body naturally produces—to deliver real, measurable results.
Our highly qualified specialists are also available anytime to assist with any testosterone enhancer questions you may have.
Do You Take Insurance?
We currently utilize a cash based labwork program that almost always saves time and money for the patient. If you would like to see if your insurance will cover your initial labwork, we can give you the list of our required labs and you can inquire with your insurance and PCP if it may be an option. Our cash price for a very extensive initial panel is only $149.
The same panel will cost you over 2K out of pocket if you go to LabCorp without utilizing us to order it. Moving forward, our monthly program is never insurance based because insurance companies typically require that all testosterone shots be given in the office in order to be covered. They require each consultation to have a co-pay, medications to be covered with prescription co-pays, drop shipping is not allowed, etc.
These complexities not only increase the costs but also the time spent managing the program.Since our program allows you to self-administer for your convenience, cash payment will be required to cover the cost of your monthly medications and ongoing consultations.
Do You Take Insurance?
We currently utilize a cash based labwork program that almost always saves time and money for the patient. If you would like to see if your insurance will cover your initial labwork, we can give you the list of our required labs and you can inquire with your insurance and PCP if it may be an option. Our cash price for a very extensive initial panel is only $149.
The same panel will cost you over 2K out of pocket if you go to LabCorp without utilizing us to order it. Moving forward, our monthly program is never insurance based because insurance companies typically require that all testosterone shots be given in the office in order to be covered. They require each consultation to have a co-pay, medications to be covered with prescription co-pays, drop shipping is not allowed, etc.
These complexities not only increase the costs but also the time spent managing the program.Since our program allows you to self-administer for your convenience, cash payment will be required to cover the cost of your monthly medications and ongoing consultations.
How Quickly Will I See Results From a Testosterone Booster?
While every patient responds differently to testosterone medications, it is our experience that most patients boost testosterone levels after the first 3-5 weeks of therapy. Initial changes, like improved energy, mood, and focus, may appear as early as 3-5 weeks. Physical changes, such as increased muscle mass and reduced body fat, generally take longer. Since every individual responds differently, our licensed practitioners monitor your progress to ensure safe, effective, and steady results.
How Quickly Will I See Results From a Testosterone Booster?
While every patient responds differently to testosterone medications, it is our experience that most patients boost testosterone levels after the first 3-5 weeks of therapy. Initial changes, like improved energy, mood, and focus, may appear as early as 3-5 weeks. Physical changes, such as increased muscle mass and reduced body fat, generally take longer. Since every individual responds differently, our licensed practitioners monitor your progress to ensure safe, effective, and steady results.
Who Is TRT For?
Testosterone Replacement Therapy (TRT) is prescribed for individuals with clinically low testosterone levels (hypogonadism) or experiencing symptoms associated with testosterone deficiency, after evaluation by a healthcare provider. Lower testosterone levels often lead to fatigue, decreased libido, and muscle loss.
Who Is TRT For?
Testosterone Replacement Therapy (TRT) is prescribed for individuals with clinically low testosterone levels (hypogonadism) or experiencing symptoms associated with testosterone deficiency, after evaluation by a healthcare provider. Lower testosterone levels often lead to fatigue, decreased libido, and muscle loss.
Do I Have To Visit A Physical Office?
No need to visit a physical office! As a telehealth provider, YouthFuel operates entirely online. Your consultations and prescriptions are all handled securely and discreetly by our team of licensed specialists through our patient portal, allowing you to receive personalized care and prescriptions from the comfort of your own home or wherever you have internet access.
Do I Have To Visit A Physical Office?
No need to visit a physical office! As a telehealth provider, YouthFuel operates entirely online. Your consultations and prescriptions are all handled securely and discreetly by our team of licensed specialists through our patient portal, allowing you to receive personalized care and prescriptions from the comfort of your own home or wherever you have internet access.
How Much Does YouthFuel Cost?
On average our TRT protocols cost around $66/Week. Since each patient is different - we tailor custom treatment plans to determine the best possible outcome for obtaining our clients goals.
How Much Does YouthFuel Cost?
On average our TRT protocols cost around $66/Week. Since each patient is different - we tailor custom treatment plans to determine the best possible outcome for obtaining our clients goals.
What is the Connection Between Hormone Replacement Therapy and Weight Loss?
Testosterone supplements can help improve metabolism and muscle mass, both of which play a key role in managing body weight. By restoring hormone levels, especially testosterone, HRT may support fat loss and make it easier to maintain a healthy weight.
What is the Connection Between Hormone Replacement Therapy and Weight Loss?
Testosterone supplements can help improve metabolism and muscle mass, both of which play a key role in managing body weight. By restoring hormone levels, especially testosterone, HRT may support fat loss and make it easier to maintain a healthy weight.
What Is Testosterone Replacement Therapy?
Testosterone Replacement Therapy (TRT) is a medically supervised treatment designed to restore and optimize testosterone levels in men experiencing the effects of low T. Unlike over-the-counter dietary supplements that claim to "boost" testosterone but often lack substantial scientific backing, TRT uses bio-identical hormones—carefully matched to the testosterone your body naturally produces—to deliver real, measurable results.
Our highly qualified specialists are also available anytime to assist with any testosterone enhancer questions you may have.
What Is Testosterone Replacement Therapy?
Testosterone Replacement Therapy (TRT) is a medically supervised treatment designed to restore and optimize testosterone levels in men experiencing the effects of low T. Unlike over-the-counter dietary supplements that claim to "boost" testosterone but often lack substantial scientific backing, TRT uses bio-identical hormones—carefully matched to the testosterone your body naturally produces—to deliver real, measurable results.
Our highly qualified specialists are also available anytime to assist with any testosterone enhancer questions you may have.
Do You Take Insurance?
We currently utilize a cash based labwork program that almost always saves time and money for the patient. If you would like to see if your insurance will cover your initial labwork, we can give you the list of our required labs and you can inquire with your insurance and PCP if it may be an option. Our cash price for a very extensive initial panel is only $149.
The same panel will cost you over 2K out of pocket if you go to LabCorp without utilizing us to order it. Moving forward, our monthly program is never insurance based because insurance companies typically require that all testosterone shots be given in the office in order to be covered. They require each consultation to have a co-pay, medications to be covered with prescription co-pays, drop shipping is not allowed, etc.
These complexities not only increase the costs but also the time spent managing the program.Since our program allows you to self-administer for your convenience, cash payment will be required to cover the cost of your monthly medications and ongoing consultations.
Do You Take Insurance?
We currently utilize a cash based labwork program that almost always saves time and money for the patient. If you would like to see if your insurance will cover your initial labwork, we can give you the list of our required labs and you can inquire with your insurance and PCP if it may be an option. Our cash price for a very extensive initial panel is only $149.
The same panel will cost you over 2K out of pocket if you go to LabCorp without utilizing us to order it. Moving forward, our monthly program is never insurance based because insurance companies typically require that all testosterone shots be given in the office in order to be covered. They require each consultation to have a co-pay, medications to be covered with prescription co-pays, drop shipping is not allowed, etc.
These complexities not only increase the costs but also the time spent managing the program.Since our program allows you to self-administer for your convenience, cash payment will be required to cover the cost of your monthly medications and ongoing consultations.
How Quickly Will I See Results From a Testosterone Booster?
While every patient responds differently to testosterone medications, it is our experience that most patients boost testosterone levels after the first 3-5 weeks of therapy. Initial changes, like improved energy, mood, and focus, may appear as early as 3-5 weeks. Physical changes, such as increased muscle mass and reduced body fat, generally take longer. Since every individual responds differently, our licensed practitioners monitor your progress to ensure safe, effective, and steady results.
How Quickly Will I See Results From a Testosterone Booster?
While every patient responds differently to testosterone medications, it is our experience that most patients boost testosterone levels after the first 3-5 weeks of therapy. Initial changes, like improved energy, mood, and focus, may appear as early as 3-5 weeks. Physical changes, such as increased muscle mass and reduced body fat, generally take longer. Since every individual responds differently, our licensed practitioners monitor your progress to ensure safe, effective, and steady results.
Who Is TRT For?
Testosterone Replacement Therapy (TRT) is prescribed for individuals with clinically low testosterone levels (hypogonadism) or experiencing symptoms associated with testosterone deficiency, after evaluation by a healthcare provider. Lower testosterone levels often lead to fatigue, decreased libido, and muscle loss.
Who Is TRT For?
Testosterone Replacement Therapy (TRT) is prescribed for individuals with clinically low testosterone levels (hypogonadism) or experiencing symptoms associated with testosterone deficiency, after evaluation by a healthcare provider. Lower testosterone levels often lead to fatigue, decreased libido, and muscle loss.
Do I Have To Visit A Physical Office?
No need to visit a physical office! As a telehealth provider, YouthFuel operates entirely online. Your consultations and prescriptions are all handled securely and discreetly by our team of licensed specialists through our patient portal, allowing you to receive personalized care and prescriptions from the comfort of your own home or wherever you have internet access.
Do I Have To Visit A Physical Office?
No need to visit a physical office! As a telehealth provider, YouthFuel operates entirely online. Your consultations and prescriptions are all handled securely and discreetly by our team of licensed specialists through our patient portal, allowing you to receive personalized care and prescriptions from the comfort of your own home or wherever you have internet access.
How Much Does YouthFuel Cost?
On average our TRT protocols cost around $66/Week. Since each patient is different - we tailor custom treatment plans to determine the best possible outcome for obtaining our clients goals.
How Much Does YouthFuel Cost?
On average our TRT protocols cost around $66/Week. Since each patient is different - we tailor custom treatment plans to determine the best possible outcome for obtaining our clients goals.
What is the Connection Between Hormone Replacement Therapy and Weight Loss?
Testosterone supplements can help improve metabolism and muscle mass, both of which play a key role in managing body weight. By restoring hormone levels, especially testosterone, HRT may support fat loss and make it easier to maintain a healthy weight.
What is the Connection Between Hormone Replacement Therapy and Weight Loss?
Testosterone supplements can help improve metabolism and muscle mass, both of which play a key role in managing body weight. By restoring hormone levels, especially testosterone, HRT may support fat loss and make it easier to maintain a healthy weight.