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Peptide Database

Goals
Fat LossMuscle BuildingInjury HealingAnti-AgingCognitive EnhancementSleep OptimizationImmune SupportGut HealingSkin RejuvenationSexual Health
Peptides
Abarelix
Hormone Support
Acetyl Hexapeptide-3 (Argireline)
Cosmetic
Adipotide
Weight Management
Adrenomedullin
Healing & Recovery
Alexamorelin
Growth Hormone
Angiotensin (1-7)
Healing & Recovery
AOD-9604
Weight Management
Apelin-13
Healing & Recovery
ARA-290 (Cibinetide)
Healing & Recovery
Bestatin (Ubenimex)
Immune
BPC-157
Healing & Recovery
Buserelin
Hormone Support
Cagrilintide
Weight Management
Capromorelin
Growth Hormone
Cartalax
Anti-Aging
Cathelicidin (hCAP-18 / Synthetic Derivatives)
Immune
Cerebrolysin
Cognitive
Cerluten
Cognitive
Cetrorelix
Hormone Support
Chonluten
Immune
CJC-1295 (No DAC)
Growth Hormone
CJC-1295 with DAC
Growth Hormone
Copper Tripeptide-1 (GHK-Cu)
Cosmetic
Cortexin
Cognitive
Crystagen
Immune
Daptomycin
Immune
Defensin (HBD-2)
Immune
Defensin (HBD-3)
Immune
Degarelix
Hormone Support
Dihexa
Cognitive
DSIP (Delta Sleep-Inducing Peptide)
Sleep & Recovery
Dulaglutide
Weight Management
Enalapril
Healing & Recovery
Epithalon
Anti-Aging
Exenatide
Weight Management
Fertirelin
Hormone Support
FOXO4-DRI
Anti-Aging
Ganirelix
Hormone Support
GHK-Cu
Cosmetic
GHRH (1-29)
Growth Hormone
GHRP-2
Growth Hormone
GHRP-6 (Growth Hormone Releasing Peptide-6)
Growth Hormone
Glutathione
Anti-Aging
Gonadorelin (GnRH)
Hormone Support
Gramicidin
Immune
Hexarelin
Growth Hormone
Human Chorionic Gonadotropin (HCG)
Hormone Support
Human Growth Hormone (HGH)
Growth Hormone
IGF-1 LR3
Growth Hormone
Immunoxel (Dzherelo)
Immune
Imunofan
Immune
Intermedin (Adrenomedullin-2)
Healing & Recovery
Ipamorelin
Growth Hormone
Kisspeptin-10
Sexual Health
KPV (Alpha-MSH Fragment)
Healing & Recovery
Lactoferricin B
Immune
Larazotide
Healing & Recovery
Lentinan
Immune
Leuphasyl
Cosmetic
Leuphasyl
Cosmetic
Leuprolide
Hormone Support
Liraglutide
Weight Management
Livagen
Anti-Aging
Lixisenatide
Weight Management
LL-37
Immune
Macimorelin
Growth Hormone
Magainin-2
Immune
Mazdutide
Weight Management
Melanotan-2
Cosmetic
MK-677 (Ibutamoren)
Growth Hormone
MOTS-c
Metabolic
Myristoyl Pentapeptide-17
Cosmetic
N-Acetyl Selank
Cognitive
N-Acetyl Semax Amidate
Cognitive
NAD+
Mitochondrial
Nafarelin
Hormone Support
Natriuretic Peptide (ANP)
Healing & Recovery
Nesiritide (BNP)
Healing & Recovery
Nisin
Immune
Noopept (Omberacetam)
Cognitive
Orforglipron
Weight Management
Ovagen
Anti-Aging
Oxytocin Acetate
Hormone Support
P21 (P021)
Cognitive
PACAP-38
Healing & Recovery
Palmitoyl Oligopeptide
Cosmetic
Palmitoyl Pentapeptide-4 (Matrixyl)
Cosmetic
Palmitoyl Tetrapeptide-7
Cosmetic
Palmitoyl Tripeptide-1
Cosmetic
Pancragen
Metabolic
PEG-MGF
Healing & Recovery
Pemvidutide
Weight Management
Pentadecapeptide (BPC Analog)
Healing & Recovery
Pidotimod
Immune
Pinealon
Cognitive
PNC-27
Immune
Polymyxin B
Immune
Pralmorelin (GHRP-2)
Growth Hormone
Pramlintide
Weight Management
Prostamax
Hormone Support
PT-141 (Bremelanotide)
Sexual Health
Relaxin-2 (Serelaxin)
Healing & Recovery
Retatrutide
Weight Management
Selank
Cognitive
Semaglutide
Weight Management
Semax
Cognitive
Sermorelin
Growth Hormone
Setmelanotide
Weight Management
SLU-PP-332
Metabolic
SM-130686
Growth Hormone
Snap-8
Cosmetic
SS-31 (Elamipretide)
Mitochondrial
Substance P Antagonists
Healing & Recovery
Survodutide
Weight Management
SYN-AKE
Cosmetic
Tabimorelin
Growth Hormone
TB-500
Healing & Recovery
Tesamorelin
Growth Hormone
Testagen
Hormone Support
Thymalin
Immune
Thymopentin (TP-5)
Immune
Thymopoietin
Immune
Thymosin Alpha-1
Immune
Thymosin Beta-4
Healing & Recovery
Thymulin (FTS)
Immune
Thymulin Analog (PAT)
Healing & Recovery
Tirzepatide
Weight Management
Tripeptide-29
Cosmetic
Triptorelin
Hormone Support
Ularitide
Healing & Recovery
Urocortin
Healing & Recovery
Ventfort
Anti-Aging
Vesilute
Hormone Support
Vilon
Immune
VIP (Vasoactive Intestinal Peptide)
Healing & Recovery
Xenin-25
Metabolic
Ziconotide (Prialt)
Healing & Recovery
Total Peptides: 137
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Peptide Comparison

ProstamaxvsHuman Chorionic Gonadotropin (HCG)

Prostate-specific tetrapeptide bioregulator (Lys-Glu-Asp-Pro) that normalizes prostatic epithelial differentiation through chromatin remodeling at prostate gene promoters, restores the proliferation-apoptosis balance disrupted in benign prostatic hyperplasia, and reduces inflammatory cytokine signaling in aging prostate tissue

A powerful hormone that mimics luteinizing hormone (LH) to stimulate your body's natural testosterone production while keeping your fertility intact—like having your cake and eating it too for men on hormone therapy.

Hormone SupportHormone Support

At a Glance

Quick
comparison

Dose Range

Prostamax

5–10 mg

Human Chorionic Gonadotropin (HCG)

250–2000 IU

Frequency

Prostamax

Once daily

Human Chorionic Gonadotropin (HCG)

Twice weekly

Administration

Prostamax

Sublingual (enteric-coated capsules)

Human Chorionic Gonadotropin (HCG)

Subcutaneous injection

Cycle Length

Prostamax

12+ weeks

Human Chorionic Gonadotropin (HCG)

Ongoing/indefinite

Onset Speed

Prostamax

Gradual (3-4 weeks)

Human Chorionic Gonadotropin (HCG)

Moderate (1-2 weeks)

Evidence Level

Prostamax

Limited human trials

Human Chorionic Gonadotropin (HCG)

Strong human trials (Phase 3 or FDA approved)

Efficacy

Benefit
ratings

Prostamax
Human Chorionic Gonadotropin (HCG)

Prostate Health

Prostamax94%
Human Chorionic Gonadotropin (HCG)0%

Urinary Function

Prostamax88%
Human Chorionic Gonadotropin (HCG)0%

Tissue Inflammation

Prostamax82%
Human Chorionic Gonadotropin (HCG)0%

Fertility Preservation

Prostamax0%
Human Chorionic Gonadotropin (HCG)95%

Testicular Health

Prostamax0%
Human Chorionic Gonadotropin (HCG)92%

Hormone Balance

Prostamax0%
Human Chorionic Gonadotropin (HCG)88%

Technical Data

Compound
specifications

Prostamax

Molecular Formula

C20H33N5O9

Molecular Weight

487.5 g/mol

Half-Life

Short plasma half-life typical of tetrapeptides (minutes to hours); biological effects persist for weeks to months through chromatin remodeling at prostate gene promoters; metabolized to constituent amino acids

Bioavailability

Absorbed via intestinal peptide transporters (PepT1) in oral formulation; rapid absorption from subcutaneous injection sites; efficient cellular uptake due to short tetrapeptide structure with proline conferring conformational stability

CAS Number

Not publicly registered

Human Chorionic Gonadotropin (HCG)

Molecular Formula

C1105H1770N318O336S26 (approximate)

Molecular Weight

36,700 g/mol (approximately)

Half-Life

24-36 hours

Bioavailability

High when injected subcutaneously or intramuscularly

CAS Number

9002-61-3

Protocols

Dosing
tiers

Prostamax

standard

0.01-100 mcg/kg

Once daily

10-40 days

Dose from a single-institute patent report in 35 chronic-prostatitis patients [6]. The wide range reflects dose-finding within that single report.

standard

~10 mg

Once daily

10-30 day course

Capsule form reflecting bioregulator product labeling and practice [1].

Human Chorionic Gonadotropin (HCG)

standard

500-1,500 IU

2-3 times per week

Ongoing with TRT

Documented clinical practice for preserving testicular function/fertility in men on testosterone therapy; 1,500-2,000 IU 2-3x/week is used for hypogonadotropic hypogonadism [6]. The popular 500 IU 2-3x/week maintenance figure reflects real-world practice rather than the FDA label.

starting

500-1,000 IU

3 times weekly for 3 weeks, then 2 times weekly for 3 weeks

6-week induction course

FDA-labeled regimen for male hypogonadotropic hypogonadism (Pregnyl) [7]. Intramuscular is the only labeled route.

advanced

4,000 IU then taper to 2,000 IU

3 times weekly

4,000 IU for 6-9 months, then 2,000 IU for 3 additional months

Higher-dose FDA-labeled regimen for inducing spermatogenesis/testicular descent (Pregnyl) [7].

Applications

Best
suited for

Prostamax

Age-related benign prostatic hyperplasia (BPH) requiring tissue-level normalization

Prostamax is particularly well-suited for individuals focused on age-related benign prostatic hyperplasia (bph) requiring tissue-level normalization. Research and clinical experience suggest meaningful benefits in this area when used as part of a comprehensive treatment approach.

Prostate geroprotection — preserving prostatic epithelial function during aging

Prostamax is particularly well-suited for individuals focused on prostate geroprotection — preserving prostatic epithelial function during aging. Research and clinical experience suggest meaningful benefits in this area when used as part of a comprehensive treatment approach.

Chronic prostatitis support through anti-inflammatory tissue-level mechanisms

Prostamax is particularly well-suited for individuals focused on chronic prostatitis support through anti-inflammatory tissue-level mechanisms. Research and clinical experience suggest meaningful benefits in this area when used as part of a comprehensive treatment approach.

Comprehensive Khavinson bioregulator protocols targeting male genitourinary health

Prostamax is particularly well-suited for individuals focused on comprehensive khavinson bioregulator protocols targeting male genitourinary health. Research and clinical experience suggest meaningful benefits in this area when used as part of a comprehensive treatment approach.

Human Chorionic Gonadotropin (HCG)

Fertility Preservation During TRT

If you're on testosterone therapy but want to keep your swimmers swimming, HCG is your best friend. It keeps your testes active and producing sperm even when external testosterone would normally shut that down. Research shows it can maintain or restore spermatogenesis in about 80% of men.

Preventing Testicular Atrophy

Nobody wants their boys to shrink. When you take external testosterone, your brain stops signaling your testes to work—and they get smaller from disuse. HCG mimics the signal (LH) that keeps them active, maintaining their size and function.

Hypogonadotropic Hypogonadism

If your pituitary gland isn't sending the right signals to your testes (low LH), HCG can step in and do the job. It's been used for decades to treat this condition, helping men achieve normal testosterone levels and fertility.

Post-Cycle Therapy (PCT)

After using anabolic steroids, your natural hormone production is suppressed. HCG can help jumpstart your testes back into action, speeding up the recovery of your natural testosterone production. It's often used as part of a comprehensive PCT protocol.

Safety Profile

Side
effects

Prostamax

Common

  • Injection site reaction
  • Mild fatigue
  • Urinary frequency changes
  • Mild headache

Uncommon

  • Mild pelvic discomfort

Serious

  • No documented serious adverse effects

Human Chorionic Gonadotropin (HCG)

Common

  • Injection site reactions
  • Headache
  • Water retention

Uncommon

  • Gynecomastia
  • Mood changes
  • Acne

Serious

  • Blood clots

Research Status

Safety
& evidence

Prostamax

Evidence Level

Limited human trials

FDA Status

Research compound

Safety Overview

Prostamax (proprietary peptide blend) demonstrates limited published safety data; primarily used in clinical practice based on observational evidence. No serious adverse events reported in clinical use; mild gastrointestinal tolerance issues occasionally reported. Derived from bovine prostatic tissue; potential allergenicity in beef-sensitive individuals requires screening. Quality control and standardization vary across manufacturers.

Contraindications

  • xKnown or suspected prostate cancer — potential modulation of prostatic gene expression requires oncological clearance
  • xKnown hypersensitivity to peptide bioregulators or constituent amino acids (lysine, glutamic acid, aspartic acid, proline)
  • xSevere urinary retention requiring surgical intervention — epigenetic therapy cannot address acute obstruction
  • xConcurrent anti-androgen therapy without medical supervision — potential interaction with hormonal mechanisms

Human Chorionic Gonadotropin (HCG)

Evidence Level

Strong human trials (Phase 3 or FDA approved)

FDA Status

FDA approved for other use

Safety Overview

HCG has been used medically for over 80 years with a well-established safety profile. When used appropriately for male hypogonadism or fertility preservation, side effects are generally mild and manageable. The most common issues relate to elevated estrogen from increased testosterone aromatization, which can be managed with aromatase inhibitors if needed. Serious side effects are rare when HCG is used under medical supervision.

Contraindications

  • xHormone-sensitive cancers (prostate, breast)
  • xPrecocious puberty in children
  • xKnown allergy to HCG or any component
  • xPregnancy (in therapeutic male contexts)
  • xUntreated thyroid or adrenal disorders

Decision Guide

Which is
right for you?

Choose Prostamax if...

  • Age-related benign prostatic hyperplasia (BPH) requiring tissue-level normalization
  • Prostate geroprotection — preserving prostatic epithelial function during aging
  • Chronic prostatitis support through anti-inflammatory tissue-level mechanisms
  • Comprehensive Khavinson bioregulator protocols targeting male genitourinary health

Choose Human Chorionic Gonadotropin (HCG) if...

  • Fertility preservation during TRT
  • Maintaining testicular size and function
  • Natural testosterone stimulation
  • Post-cycle therapy recovery
Prostamax vs Human Chorionic Gonadotropin (HCG) —… | Peptide Initiative