L-Carnitine
$35Supports fat metabolism and steady energy production. A favorite pairing with training blocks and weight-management protocols.
St. Augustine, FL
Performance Injections in St. Augustine, FL: Walk-In, Fast Results
Performance injections are an efficient delivery method that provide targeted support for energy restoration, workout recovery, mental clarity, and metabolic optimization without the time commitment of IV therapy or the poor absorption of oral supplements. At InnerWorks Performance & Wellness, we provide medical-grade intramuscular injections customized to your specific needs, whether you require immediate energy support, faster recovery from training, cognitive enhancement, or metabolic acceleration.
BOOSTED
FROM THE INSIDE OUT
What are Performance Injections for Energy Recovery?
Performance injections deliver concentrated nutrients, vitamins, amino acids, and therapeutic compounds directly into muscle tissue through intramuscular administration, bypassing the digestive system to achieve superior absorption and faster onset compared to oral supplementation. The intramuscular route provides sustained release as nutrients gradually absorb from muscle tissue into circulation over hours to days, creating steady therapeutic levels without the peaks and crashes of oral dosing.
This delivery method bridges the gap between daily oral supplementation and intensive IV therapy, offering convenience, effectiveness, and sustained benefits ideal for regular maintenance and performance optimization. Walk-in sessions take just minutes, making it practical to integrate into busy schedules.
Contact InnerWorks to learn how intramuscular performance injections deliver results that oral supplements cannot match.
Our Vitamin IM Injection Menu
Lipolean (MIC + B-Complex)
$35A fat-metabolism formulation combining MIC compounds with B vitamins. Designed to support your results alongside nutrition and training, not replace them.
Amino Acid Blend
$35Supports muscle repair, endurance, and recovery between hard training sessions.
L-Arginine
$30Supports blood flow and endurance, often stacked with recovery-focused injections.
Vitamin B12
$30The walk-in classic for energy, metabolism, and nervous system support. Many patients notice a lift within hours to a day.
B-Complex (Full Spectrum)
$35The full B-vitamin family for energy production, stress resilience, and neurotransmitter support.
Vitamin D
$30Supports bone, immune, and mood health, especially for patients whose labs show low levels despite the Florida sun.
CoQ10
$45Supports mitochondrial energy production and cardiovascular health.
Magnesium
$35Supports muscle relaxation and the nervous system, easing tension and post-training cramping.
Vitamin C
$30Antioxidant support for immune function and tissue repair.
Zinc
Supports immune cell function and tissue repair, popular during cold and flu season.
Glutathione
$35The master antioxidant for detox support and skin clarity in a quick IM format.
• Conditions •
Conditions Targeted by IM Performance Shots
Our customized injection protocols address specific concerns affecting energy, recovery, cognition, and metabolic function through targeted nutrient delivery.
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Persistent Fatigue
Chronic energy depletion often reflects vitamin B12 deficiency, inadequate amino acid availability for neurotransmitter production, or impaired cellular metabolism from nutrient gaps that oral supplementation cannot quickly correct. Performance injections combining B complex vitamins, methylcobalamin B12, and energizing amino acids provide immediate support for cellular energy production while building reserves over time through sustained release from muscle tissue.
Persistent Fatigue Icon
Post-Workout Recovery
Intense training depletes amino acids, depletes B vitamins, increases oxidative stress, and creates inflammatory states that slow recovery and impair adaptation. Targeted recovery injections deliver branch-chain amino acids, glutamine for muscle repair, and antioxidants that accelerate recovery between training sessions while supporting muscle protein synthesis.
Post-Workout Recovery Icon
Brain Fog
Cognitive cloudiness and poor mental clarity frequently stem from B vitamin deficiencies affecting neurotransmitter synthesis, particularly B12, folate, and B6. Methylated B vitamin injections provide the cofactors your brain needs for optimal neurotransmitter production and neuronal energy metabolism.
Brain Fog Icon
Burnout
Professional and personal stress depletes B vitamins and amino acids faster than diet can replace them, creating a biochemical deficit that manifests as exhaustion, irritability, and reduced stress tolerance. Regular performance injections help maintain the nutrient reserves required for stress resilience and sustained energy.
Burnout Icon • ADVANTAGES•
Advantages of Targeted Intramuscular Therapies
Our injection protocols deliver practical advantages that make performance optimization accessible, convenient, and sustainable for long-term wellness strategies.
Fast Walk-In Sessions
Most injections require just 5-10 minutes from arrival to completion, making them practical to incorporate into busy schedules without the time commitment of longer treatments. Walk-in availability means you can receive support when you need it without extensive planning or scheduling constraints.
Efficient Absorption
Intramuscular delivery provides near-complete bioavailability while avoiding first-pass liver metabolism that destroys much of what you swallow. This efficient absorption means smaller doses achieve better results than large oral doses, providing superior cost-effectiveness and clinical outcomes.
Targeted Formulations Built Around Your Goals
Rather than generic one-size-fits-all injections, we customize formulations based on your specific needs, whether energy optimization, athletic performance, cognitive enhancement, metabolic support, or addressing identified deficiencies. This personalization ensures you receive exactly what your body needs.
• book now •
Book a Vitamin Injection in St. Augustine
Quick in-clinic injections when you want targeted support without sitting for a full infusion.
- Seventeen single-nutrient options
- Most visits take minutes
- Add to an IV or book on its own
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Scheduling opens in our secure booking system, where you can pick your drip, date, and time.
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• why choose •
Why Patients Choose InnerWorks for Performance Injections
We provide physician-supervised intramuscular therapy using pharmaceutical-grade nutrients at therapeutic doses proven effective through clinical application and biochemical research. Our protocols reflect understanding of nutrient metabolism, deficiency patterns, and individual variations that affect response to therapy. Every injection is administered by trained medical professionals who ensure proper technique, patient comfort, and appropriate clinical oversight. We prioritize education about what you receive, why it benefits your specific situation, and how to integrate injection therapy into a comprehensive wellness strategy.
This commitment to transparency and patient partnership ensures you understand not just what we do but why it works and how to optimize results. Ready to experience convenient, targeted performance support? Schedule your injection consultation at InnerWorks and discover the difference that efficient nutrient delivery makes.
Schedule Your Performance Injection Visit
Stop accepting suboptimal energy and slow recovery as normal. Get targeted nutrient therapy and immediate performance support by scheduling your injection visit with InnerWorks today.
Local Access for Injection Therapy Around St. Augustine
We proudly serve patients throughout St. Augustine and the surrounding coastal communities, including:
- St. Augustine Beach All neighborhoods along A1A and Anastasia Island
- Crescent Beach Easy access via A1A South
- Butler Beach Convenient location just minutes south
- Vilano Beach Short drive via A1A North
- Historic District Quick access from downtown St. Augustine
- Ponte Vedra Beach Easy commute via A1A North
Located at 2225 A1A South, Suite B4 in St. Augustine, our office is easily accessible from the beaches, historic downtown, and I-95. From water sports injuries affecting surfers and paddleboarders to seasonal challenges from the coastal humidity and allergens that accompany Florida's subtropical climate, we understand the unique health challenges facing active Florida families.
Ready to get started?
Contact InnerWorks to schedule your evaluation.
Frequently Asked Questions
About Performance Injections
Many patients notice changes in energy or mood within hours to a day after a B12 or methyl-B12 injection. Fat metabolism and recovery-focused shots tend to build noticeable changes over a few weeks of consistent use.
Performance injections use a small intramuscular needle and are generally quick and minimally uncomfortable. Most patients describe it as similar to a flu shot.
Walk-in injection sessions are available for our standard menu including B12, MIC, Vitamin D, and L-Carnitine. Higher-dose or combination protocols may require a brief provider review first.
MIC and Lipolean are designed to support fat metabolism, not replace lifestyle. They work best when combined with nutrition, training, and broader metabolic optimization protocols.
Most patients receive injections weekly or biweekly depending on the formulation and goal. Frequency is guided by your provider and any related labs.
Yes, in many cases. Several formulations can be combined or scheduled close together when clinically appropriate. Your provider will design a stacking strategy based on your goals.
Reach out to us!
This form should only be used for general information (ie don't send any detailed/personal health information via this form). All patient-specific care questions should be addressed during your appointment.
Get in Touch
Good Health is the greatest gift we can give ourselves and our body.
At InnerWorks Performance & Wellness, we are St. Augustine’s premier clinic for medical-grade longevity and regenerative medicine. We help high-performers overcome fatigue and brain fog through lab-based protocols and medically directed care. By combining advanced cellular therapies like NAD+ and Peptide treatments with precision diagnostics, we help our patients restore energy, optimize hormones, and achieve real, measurable results.
Hours
- Monday
- 09:00am - 04:00pm
- Tuesday
- 09:00am - 04:00pm
- Wednesday
- 09:00am - 04:00pm
- Thursday
- 09:00am - 04:00pm
- Friday
- 09:00am - 04:00pm
- Saturday
- 09:00am - 03:00pm
- Sunday
- Closed
Our clinic is centrally located at 2225 A1A South, St. Augustine, FL 32080. We are situated just 1.2 miles south of the St. Augustine Beach Sculpture Garden and minutes from the Anastasia State Park and the St. Johns County Ocean Pier.
1.2 miles from St. Augustine Beach
Proximity: Conveniently located near Bicentennial Park and the A1A corridor.
Service Zip Codes: 32080, 32084, 32086, 32092, 32095, 32145