Sexual & Men’s Health

PT-141 vs Melanotan 2: Differences and Side Effects (2026)

Short answer: PT-141 is the one that was developed into an approved drug for low sexual desire; Melanotan II is the tanning…

Oxytocin Dosage: Protocol, Subcutaneous Route & What the Research Documents

The most-studied human oxytocin dose is 24 IU intranasal — three 4 IU puffs per nostril, roughly 40 mcg of peptide.[3] Almost every oxytocin figure…

Prostamax Dosage: Protocol, Amount Per Day & What the Research Actually Documents

Someone holding a 20 mg vial of Prostamax wants two numbers: how much bacteriostatic water goes in, and how many units come…

What Is Enclomiphene? SERM Mechanism, Testosterone & Fertility Research Explained

Among the compounds studied as alternatives to conventional testosterone replacement, enclomiphene occupies an unusual position: it is not a hormone, not a…

HCG vs Gonadorelin vs HMG: Comparing the HPG-Axis Fertility Peptides in Research

Human chorionic gonadotropin (HCG), gonadorelin, and human menopausal gonadotropin (HMG) are frequently grouped together as “fertility peptides,” yet they act at three…

Testagen Peptide: Does It Raise Testosterone? What the Evidence Shows

Testagen is a short synthetic peptide — the tetrapeptide Lys–Glu–Asp–Gly, or “KEDG” — sold as a reproductive-tissue “bioregulator” and widely marketed as…

What Oxytocin Actually Does: Bonding, Mood, and What the Evidence Does Not Support

Oxytocin has regulatory approval for exactly two things: driving uterine contractions in labour, and supporting the milk-ejection reflex. Everything else it is…

Gonadorelin: Effects on Testosterone and Fertility (2026)

Few molecules illustrate the elegance — and the fragility — of neuroendocrine control as clearly as gonadotropin-releasing hormone. So what is gonadorelin,…

HCG for Men: Testosterone, Fertility and What the Research Shows

Human chorionic gonadotropin (HCG) occupies an unusual place in male endocrinology: it is a placental hormone, an FDA-approved drug, a fertility agent,…

What Is Kisspeptin? How It Controls Puberty, Fertility and Hormones

Kisspeptin is the switch that starts puberty. Encoded by the KISS1 gene and acting through the GPR54 receptor (now called KISS1R), it…