


Lifespan Wellness Group in Jacksonville, FL, delivers personalized peptide therapy and functional medicine services under the clinical direction of Kaitlyn Pontrelli, MSN, APRN, FNP-C. The practice focuses on hormone optimization, metabolic health, immune system support, thyroid dysfunction, and cardiovascular wellness through evidence-based protocols tailored to individual patient biomarkers and health goals. Patients throughout Northeast Florida access care through in-person visits at the Jacksonville clinic or via secure telehealth consultations, allowing flexible scheduling for working professionals and those managing chronic conditions.
Lifespan Wellness Group offers a range of peptide therapy options tailored to individual patient needs. Treatment protocols are customized based on health goals, lab work, and medical history, with options for hormone optimization, metabolic health, tissue repair, and performance enhancement.
Kaitlyn Pontrelli brings advanced practice nursing expertise with board certification as a Family Nurse Practitioner (FNP-C) and a Master of Science in Nursing degree. Her clinical approach emphasizes root cause analysis rather than symptom suppression, investigating underlying hormonal imbalances, nutrient deficiencies, inflammatory processes, and metabolic dysfunction that contribute to fatigue, weight gain, cognitive decline, and diminished quality of life. The practice serves patients dealing with andropause, perimenopause, metabolic syndrome, chronic fatigue, autoimmune conditions, and age-related decline in physical and cognitive performance. Pontrelli's protocols integrate peptide therapy with lifestyle modification, targeted supplementation, and ongoing monitoring to optimize patient outcomes.
Patients at Lifespan Wellness Group undergo initial consultations lasting 60-90 minutes, during which Pontrelli reviews medical history, current symptoms, previous laboratory work, and treatment goals. Follow-up appointments track symptom resolution, laboratory value changes, body composition shifts, and treatment tolerance. The clinic provides detailed patient education on peptide administration techniques, injection site rotation, proper storage of biologics, and recognition of potential side effects. Telehealth appointments offer the same comprehensive assessment and treatment planning as in-person visits, with prescriptions sent to compounding pharmacies that ship directly to patients' homes. This hybrid model serves Jacksonville residents seeking convenient local access as well as patients across Florida who prefer remote consultation.
Lifespan Wellness Group differentiates itself through individualized dosing protocols based on patient response rather than standardized treatment algorithms, regular laboratory monitoring to track therapeutic progress and adjust interventions, and extended appointment times that allow thorough discussion of treatment options and patient concerns. The practice accepts self-pay patients and provides transparent pricing for consultations, laboratory testing, and therapeutic compounds. Pontrelli maintains collaborative relationships with compounding pharmacies that produce pharmaceutical-grade peptides meeting USP standards, ensuring product quality and consistency. For patients in Jacksonville, FL seeking functional medicine approaches to hormone imbalance, metabolic dysfunction, immune compromise, or age-related decline, Lifespan Wellness Group offers clinically supervised peptide therapy and wellness optimization with flexible in-person and telehealth access.
Kaitlyn Pontrelli· MSN, APRN, FNP-C
Kaitlyn Pontrelli, MSN, APRN, FNP-C
Nurse Practitioner
Nurse Practitioner Kaitlyn, a native of New Jersey, has devoted her career to the compassionate care of individuals. Graduating with honors from The College of New Jersey’s esteemed nursing program, she embarked on her journey as a cardiac nurse at a Yonkers hospital. Subsequently, she pursued a part-time Master’s degree in Nursing while working full time as an ICU nurse at Mount Sinai Morningside Hospital in New York City, specializing in cardiac surgery. Upon earning her MSN degree, Kaitlyn assumed the role of Nurse Practitioner in the cardiac surgery department, focusing on pre-op and post-op patient care in an outpatient setting. During her tenure, which spanned approximately three years, she played a crucial role in caring for patients amid the challenges posed by the COVID-19 pandemic.
Tina des Islets
Phlebotomist
Tina, a native of Tampa, Florida, was born and raised in that vibrant city before relocating to Jacksonville in 1977. Following her graduation, she entered into matrimony and embraced the role of a devoted homemaker and mother. In 2008, Tina embarked on a professional journey with The Blood Alliance, where she underwent comprehensive training in phlebotomy, specializing in therapeutic blood draws and Apheresis. Subsequently, in 2014, Tina took a bold step by establishing her own therapeutic blood draw center. Presently, Tina continues to provide invaluable services in therapeutic blood draws and general phlebotomy across Jacksonville and its surrounding areas.
Primary Care
Wellness and preventative care, sick care, management of acute and chronic diseases.
Heart Health
Manage blood pressure, cholesterol, and arterial health using diagnostics, cardiac lab markers, and advanced cardiac assessment.
Bioidentical Hormone Replacement Therapy
Bioidentical Hormone replacement for Men & Women.
Joint Injections and Regenerative Therapy
PRP (Platelet Rich Plasma Injections) into shoulders and knees to assist with healing, early arthritis, and tissue regenerative.
Hormone Evaluation
Identify and address imbalances that can affect your energy, mood, metabolism, and more.
Thyroid Optimization
Optimize thyroid function to help with energy and metabolism and treat thyroid conditions.
Weight Loss Therapy
Address underlying issues for weight gain using patient history and lab testing.
Immune System Support
Treat autoimmune conditions and strengthen your immune system.
IV and Injection Therapy
IV therapy and injection therapy for immune system, energy, recovery, healing, and weight loss.
Peptide Therapy
Restoring the number of peptides to stimulate cellular regrowth systems within the body.
MyPeptideMatch.com is an independent directory. We do not provide medical advice. Always consult a qualified healthcare provider before starting any peptide therapy.


