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Sexual & Reproductive

Melanocortin agonists and reproductive signaling compounds studied for desire, hormone axes and fertility research.

AllWeight Loss & MetabolicGrowth Hormone & MuscleHealing & Tissue RepairLongevity & MitochondriaBrain & CognitionImmune & InflammatorySexual & ReproductiveSkin & CosmeticCardiovascular & PerformanceExperimental Research
PT-141 (Bremelanotide) research vialCOA verified
Libido, hormones, fertility

PT-141 (Bremelanotide)

Melanocortin-receptor agonist studied to increase sexual desire; approved as Vyleesi for HSDD.

10 mg

$89

Oxytocin research vialCOA verified
Libido, hormones, fertility

Oxytocin

Hormone involved in uterine contraction, lactation, social bonding and sexual response.

10 mg

$79

Kisspeptin research vialCOA verified
Libido, hormones, fertility

Kisspeptin

Reproductive signaling peptide activating the hypothalamic GnRH pathway.

5 mg

$129

hCG research vialCOA verified
Libido, hormones, fertility

hCG

Glycoprotein hormone mimicking LH activity, used in fertility treatment and hypogonadism.

5,000 IU

$99

HMG (Menotropins) research vialCOA verified
Libido, hormones, fertility

HMG (Menotropins)

Fertility medication with FSH/LH activity used to stimulate follicle development or spermatogenesis.

75 IU

$149

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All products listed are supplied strictly for in-vitro laboratory research and are not for human or veterinary use, food, drug or cosmetic application. Statements on this site have not been evaluated by the FDA. © 2026 Covalent Research Labs.