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Why Nitric Oxide Declines After 40 (and Why It Matters)

Why Nitric Oxide Declines After 40 (and Why It Matters)

By Dr. Debra Durst, MD – Founder, RevitalyzeMDMost people who've heard of nitric oxide know it from the gym — it's the molecule behind those pre-workout "pump" supplements. At RevitalyzeMD in Knoxville, we think about nitric oxide very differently: as a genuinely...

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Melanotan II for Tanning: Is It Actually Safe?

Melanotan II for Tanning: Is It Actually Safe?

By Dr. Debra Durst, MD – Founder, RevitalyzeMDPatients occasionally ask us about Melanotan II — sometimes nicknamed the "Barbie peptide" online — after hearing it can produce a deep, even tan, along with reported effects on appetite and libido. At RevitalyzeMD in...

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PT-141 Nasal Spray vs. Injection: What’s the Difference?

PT-141 Nasal Spray vs. Injection: What’s the Difference?

By Dr. Debra Durst, MD – Founder, RevitalyzeMDMost conversations about PT-141 (bremelanotide) focus on the injectable form, but at our Knoxville practice, we're asked just as often about the nasal spray version — how it compares, whether it works as well, and which...

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The Truth About Melanotan: Tanning Peptide or More?

The Truth About Melanotan: Tanning Peptide or More?

By Dr. Debra Durst, MD – Founder, RevitalyzeMDMelanotan I and Melanotan II are synthetic peptides originally developed to stimulate tanning without sun exposure. Both are non-selective melanocortin receptor agonists, mimicking the natural melanocyte-stimulating...

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HRT for Men: Understanding Andropause and Treatment Options

HRT for Men: Understanding Andropause and Treatment Options

By Dr. Debra Durst, MD – Founder, RevitalyzeMDAndropause, often called male menopause, is the gradual decline of testosterone in aging men. Unlike female menopause, which happens relatively quickly, andropause develops slowly over years, typically beginning in the...

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