


JSJ Aesthetics and Wellness has served Medford, Massachusetts since 2014, operating as a comprehensive medical aesthetics and wellness practice that integrates peptide therapy, hormone replacement, and weight management protocols under board-certified medical supervision. The clinic's dual focus on aesthetic enhancement and metabolic health positions it as a resource for patients seeking evidence-based interventions that address both appearance and underlying physiological function. Located in the Greater Boston area, JSJ maintains membership in the Galderma Aesthetic Injector Network (GAIN), reflecting adherence to industry standards in injectable treatments and ongoing clinical education in aesthetic medicine.
The clinic's peptide therapy program centers on Liraglutide, a GLP-1 receptor agonist originally developed for type 2 diabetes management and subsequently approved for chronic weight management in adults with obesity or overweight conditions accompanied by weight-related comorbidities. JSJ's medical weight loss protocols incorporate Liraglutide as part of structured programs that include metabolic assessment, nutritional guidance, and ongoing monitoring of body composition changes and cardiovascular risk factors. The practice also offers hormone replacement therapy for patients experiencing symptoms of hormonal decline, sexual wellness treatments addressing conditions such as erectile dysfunction and low libido, and a full spectrum of medical aesthetics including neuromodulators, dermal fillers, and skin rejuvenation procedures. This integrated approach allows providers to address multiple aspects of aging and metabolic health within a single treatment plan, coordinating interventions that support both functional improvement and aesthetic goals.
The board-certified providers at JSJ Aesthetics and Wellness conduct comprehensive initial consultations that include medical history review, current medication assessment, and discussion of treatment objectives before recommending any peptide or hormone therapy protocol. For patients considering Liraglutide therapy, the evaluation process includes assessment of BMI, review of previous weight loss attempts, screening for contraindications such as personal or family history of medullary thyroid carcinoma or multiple endocrine neoplasia syndrome type 2, and discussion of the medication's mechanism of action, expected timeline for results, and potential side effects including nausea and gastrointestinal symptoms during dose titration. Providers establish individualized dosing schedules that begin with lower doses and gradually increase based on patient tolerance and response, following FDA-approved protocols while monitoring for adverse reactions and adjusting treatment plans as needed.
Patients at JSJ Aesthetics and Wellness in Medford receive in-person consultations and follow-up appointments, allowing for direct physical assessment, injection technique demonstration for self-administered peptides, and real-time adjustment of treatment protocols based on observed results. The clinic's approach emphasizes patient education regarding proper peptide storage, injection site rotation, recognition of potential adverse effects, and realistic expectations for treatment timelines. For weight management patients using Liraglutide, follow-up visits typically occur at regular intervals to assess weight loss progress, evaluate tolerance to current dosing, and provide behavioral support for dietary modifications and physical activity increases that enhance peptide therapy outcomes. The practice maintains protocols for managing common side effects and determining when dose adjustments or treatment discontinuation may be appropriate based on individual patient response.
With a 4.9-star rating across 70 Google reviews, JSJ Aesthetics and Wellness has established a reputation in the Medford community for consistent clinical outcomes and attentive patient management. The clinic's decade of operation since 2014 provides institutional experience in navigating the evolving landscape of peptide therapeutics, aesthetic medicine innovations, and hormone optimization protocols. The practice's GAIN network membership ensures access to advanced training in injection techniques and emerging aesthetic technologies, while the board certification of its medical providers establishes the clinical foundation necessary for safe administration of prescription peptides and hormones. For patients in Medford and surrounding Massachusetts communities seeking medical weight loss with Liraglutide, hormone replacement therapy, or integrated aesthetic and wellness treatments, JSJ offers in-person care that combines metabolic medicine with cosmetic enhancement under qualified medical supervision.
Jessica St. Jean, MSN, FNP-C
Owner
Jessica St. Jean is a board-certified Family Nurse Practitioner and the founder of JSJ Aesthetics & Wellness, established in 2014. With locations in Methuen, MA; Salem, NH; and the newest addition in Medford, MA, Jessica has grown her practice into one of the largest and most sought-after medical spas in New Hampshire.
Sarah Hanson, RN
Lead Nurse & Advanced Medical Injector
Sarah is a Registered Nurse licensed in both Massachusetts and New Hampshire. She began her medical career in 2015 as a Medical Assistant in Primary Care and Dermatology in Boston, MA, later earning her RN in 2019.
Danielle Ayotte, Certified Medical Assistant
Practice Administrator
Danielle has received her ABS in Medical Management and is a Certified Medical Assistant with over 20 years of experience in the medical and aesthetics field.
Brooke Lemarie
Medical Assistant/ Assistant Manager
Brooke is a dedicated and detail-oriented professional in the medical aesthetics space, recently graduating from the University of New Hampshire in May 2025.
Dianara Torres, LPN
Medical Esthetician
Dianara Torres is a licensed practical nurse who graduated in 2020 from the esteemed American School of Nursing and Medical Careers.
Brenda Arsenault
Patient Coordinator
As a Patient Coordinator at JSJ aesthetics, Brenda is passionate about creating a welcoming and seamless experience for every client.
MyPeptideMatch.com is an independent directory. We do not provide medical advice. Always consult a qualified healthcare provider before starting any peptide therapy.