If you live near Altamonte Springs, Casselberry, Maitland, or Longwood, you’ve probably noticed how fast people are turning to injectables, IV therapy, body sculpting, and regenerative treatments instead of surgery.
At Longevity Youth LLC, we focus on natural results, whole-body wellness, and treatments that help you look better and feel better, not frozen or overdone.
We’re located at
789 Douglas Ave, Suite 137, Altamonte Springs, FL 32714, just minutes from Altamonte Mall, Uptown Altamonte, and I-4.
People usually come to us asking:
Here’s what we actually do — and how it helps.





We specialize in restoring balance to your body through a customized blend of functional medicine, regenerative therapies, peptide protocols, bioidentical hormone optimization, and natural aesthetic treatments. This integrative model helps you feel energized, confident, and youthful — from the inside out.
Our clinic is led by Dr. Mandana Dixon, DNP, APRN, WHNP-BC, a highly experienced healthcare professional who focuses on addressing root causes like hormonal imbalance, chronic fatigue, weight gain, aging concerns, and more with science-backed solutions — not quick fixes.
We don’t just treat symptoms — we dig deep into functional diagnostics, advanced lab analysis, and personalized treatment planning. This means you get care that’s tailored specifically to your body and health goals, not a generic plan.
At Longevus Youth Clinic, every patient receives compassionate, individualized attention. From your first consultation to long-term follow-up, our team is committed to working with you toward real, life-changing results — physically, mentally, and emotionally.
Whether you’re seeking hormone balance, metabolic support, weight management, skin rejuvenation, or overall wellness optimization, our clinic offers a full spectrum of medical, aesthetic, and integrative treatments under one roof.
Conveniently located in Altamonte Springs, FL, we proudly serve women and men throughout the Greater Orlando area who are ready to take control of their health, confidence, and quality of life.

Posted on Akram farahani2025-03-13Trustindex verifies that the original source of the review is Google. Dr Mandy Dixon is one of the best doctors I’ve ever met,she’s professional and has been very helpful and supportive,she’s always caring about patients and her office is always clean and welcoming to everyone,she answers any questions that I ask about my treatment,I surely recommend her for any type of medical treatment,thanks Dr Mandy and will see you soonPosted on Monir Bajgah2025-02-25Trustindex verifies that the original source of the review is Google. Dr. Mandy is very caring and professional. I know her for so many years. She is always has the best recommendations with the highest quality of service for her patients.Posted on Masoud Tartibi2025-02-23Trustindex verifies that the original source of the review is Google. She is a professional and very caring doctor. She goes above and beyond her li you get the best treatment and are comfortable with excellent results.Posted on mitra moghaddam2025-02-23Trustindex verifies that the original source of the review is Google. I know Dr Mandy Dixon for many years ,"I highly recommend Longevous Youth Clinic to anyone looking for high-quality wellness treatments.Posted on Sofia Bajgah2025-02-22Trustindex verifies that the original source of the review is Google. She's wonderful& responsible, I'm , her patient since couples of years ago til now.Posted on Yaritza Mercado2025-02-22Trustindex verifies that the original source of the review is Google. Mandy is very energetic and kind. She is knowledgeable and caring. Her services are provided with unique professionalism and purpose. I highly recommend Mandy for any aesthetics procedure.Posted on Marie Anders2025-02-21Trustindex verifies that the original source of the review is Google. Great service she very professional outlining every details feel so rejuvenate and energeticPosted on Atoosa Vaziri2025-02-21Trustindex verifies that the original source of the review is Google. Dr Nixon is a professional with knowledge and experience and great people skillsPosted on zoe karimi2025-02-21Trustindex verifies that the original source of the review is Google. My experience at Longevous Youth Clinic was amazing. I went in for an appointment with Dr Mandy Dixon for chemical skin rejuvenation as well as IV nutritional therapy at another time and I have done both of these in the past at other clinics but nothing has compared to this. From her wonderful friendly personality to her years of experience in the field, made me feel that I am under good hands and the results were the best. To add on, I would say the clinic was super nice and great administrative group. I definitely recommend Longevous Youth Clinic to whoever wants an amazing result for the procedures that they choose.Posted on Nahid Ahmadi2025-02-21Trustindex verifies that the original source of the review is Google. I finally found a doctor that I am comfortable with and can talk to about my health. I feel she is truly interested in my well being, Dr Mandy thank you for everything I really appreciate you.
Feeling tired, foggy, or just off?
A B-12 injection helps support energy, metabolism, and nerve function. Many Altamonte Springs clients add this when they feel run down, stressed, or low on energy.
B-12 injections may help support:
Fast. Simple. No downtime.
Some clients prefer Dysport treatment because it can feel a little lighter and spread more smoothly in certain areas.
Dysport treatment can help with:
If you’ve had Botox before and want something different, Dysport is a great option.
We offer a wide range of services to meet your personal needs
At Longevous Youth Clinic, our Functional Medicine approach is designed to uncover the root causes of illness and optimize long-term health. Rather than just treating symptoms, we use advanced diagnostics, personalized lab analysis, and integrative protocols to rebalance the body’s systems and restore function at the cellular level.
Our Regenerative Medicine therapies are focused on activating your body’s innate healing systems using cutting-edge, natural interventions. This branch of medicine is ideal for those looking to repair tissue, reduce inflammation, and restore optimal function—without invasive surgery.
At Longevous Youth Clinic, we offer customized peptide therapy protocols designed to support hormone regulation, tissue repair, immune health, weight loss, and cognitive enhancement. Peptides are short chains of amino acids that signal specific cellular responses, and when used strategically, they can unlock the body’s natural healing potential.
We offer a holistic, medically guided weight loss program that targets the root causes of weight gain-not just the symptoms.
Our IV Nutritional Therapy treatments deliver essential vitamins, minerals, antioxidants, and amino acids directly into your bloodstream for optimal absorption and fast results. Perfect for those needing a wellness boost, immune support, skin clarity, or metabolic recovery.
Bioidentical hormone therapy (BHT) is designed to restore hormonal balance in the body, using hormones that are identical in molecular structure to those the body naturally produces. As we age, hormonal levels fluctuate, which can lead to a variety of symptoms like fatigue, mood swings, and weight gain. Bioidentical hormones help to address these issues by providing a natural, individualized approach to hormone replacement, ensuring the most effective and personalized care.
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For your convenience, you can book your appointment by choosing a one-on-one or telemedicine appointment for follow up. Your initial appointment need to be face to face for best result.
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can be scheduled as one-on-one or by Telemedicine for your convenience to discuss lab/data results and tailor the best plan for your satisfaction
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will be variable based on your wellness and aesthetic needs.
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One to two weeks after the procedure, we will evaluate the result to be sure that your goals are met.
Connect with a dedicated specialist today and take the first step towards a healthier, more fulfilling life.
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