New — Free Peptide Starter Guide (2026): 13 chapters, 34 cited studies

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Protocol Library

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295+ curated protocols across 12 goals — each with compounds, dosing, rationale, and clinical references.

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Anti-Aging

View all 19
Anti-AgingIntermediate

Adult GH Deficiency & Hypopituitarism Support Protocol

A comprehensive growth hormone secretagogue protocol for adults with confirmed GH deficiency, hypopituitarism, or age-related somatopause. Restores the hypothalamic-pituitary GH axis through synergistic GHRH and ghrelin-receptor agonism, avoiding the risks of exogenous hGH administration.

6 compounds

Anti-AgingAdvanced

Advanced Comprehensive Anti-Aging Stack

An advanced multi-pathway longevity protocol combining telomere restoration, mitochondrial optimization, autophagy induction, epigenetic reprogramming, and systemic regeneration for experienced biohackers.

6 compounds

Anti-AgingAdvanced

Age-Related Macular Degeneration & Eye Health Protocol

Neuroprotective and anti-angiogenic peptide protocol to slow AMD progression, support retinal cell survival, and reduce oxidative damage in the aging eye.

4 compounds

Anti-AgingIntermediate

Age-Related Macular Degeneration & Retinal Health Protocol

A protocol targeting the mitochondrial dysfunction, oxidative stress, and complement-mediated inflammation driving age-related macular degeneration and retinal aging through mitochondria-targeted peptides and antioxidant signaling.

6 compounds

Anti-AgingBeginner

Anti-Aging Beginner Foundation Stack

A gentle, well-tolerated introduction to longevity peptides for those new to peptide therapy. Focuses on the four most evidence-backed, low-risk compounds for slowing biological aging, improving sleep quality, and reducing systemic inflammation.

4 compounds

Anti-AgingAdvanced

Anti-Aging Cellular Stress Response & Hormesis

Activates the body's intrinsic stress response pathways (hormesis) to build resilience against aging: heat shock proteins, autophagy, antioxidant defense, and epigenetic repair.

5 compounds

Cognitive Enhancement

View all 34
Cognitive EnhancementIntermediate

ADHD & Executive Function Optimization Protocol

Dopaminergic and noradrenergic peptide protocol for ADHD and executive dysfunction targeting prefrontal cortex signaling, working memory, impulse control, and cognitive stamina.

5 compounds

Cognitive EnhancementIntermediate

Addiction Recovery & Neurochemical Rebalancing Protocol

A peptide protocol to support addiction recovery by addressing the neurochemical imbalances, anxiety, depression, and neuroinflammation underlying substance dependence and post-acute withdrawal syndrome (PAWS).

5 compounds

Cognitive EnhancementIntermediate

Advanced Cognitive Enhancement Stack

A comprehensive nootropic peptide stack combining Russian cognitive peptides, neurotrophic factor support, and cholinergic optimization for peak mental performance, memory, and neuroprotection.

5 compounds

Cognitive EnhancementAdvanced

Alzheimer's Prevention & Cognitive Decline Resistance Protocol

Neuroprotective peptide protocol for Alzheimer's risk reduction targeting amyloid-beta clearance, tau pathology, neuroinflammation, synaptic maintenance, and mitochondrial integrity in aging neurons.

5 compounds

Cognitive EnhancementIntermediate

Archery & Precision Shooting Performance Protocol

A cognitive performance and fine motor optimization protocol for archery, rifle/pistol shooting, and other precision sports requiring sustained focus, anxiety management, tremor suppression, and consistent neuromuscular control.

4 compounds

Cognitive EnhancementIntermediate

Autism Spectrum Disorder Social Cognition Support Protocol

A peptide protocol to support social cognition, reduce anxiety, improve communication, and address the neurobiological underpinnings of autism spectrum disorder in adolescents and adults.

5 compounds

Fat LossIntermediate

Advanced Fat Loss Cutting Stack

A multi-mechanism peptide cutting protocol combining selective lipolysis, metabolic rate elevation, insulin sensitization, and GH-mediated fat oxidation for aggressive body recomposition.

5 compounds

Fat LossIntermediate

Advanced Metabolic Fat Loss Stack

A multi-mechanism fat loss protocol combining GLP-1 agonism, targeted adipose lipolysis, AMPK activation, and mitochondrial biogenesis. Designed for significant, sustained fat loss with metabolic health improvements.

4 compounds

Fat LossIntermediate

Body Recomposition: Fat Loss + Lean Mass

Simultaneously reduce body fat and build lean muscle using complementary GH axis peptides and targeted lipolytic compounds. The gold standard body recomposition stack.

5 compounds

Fat LossIntermediate

Comprehensive Type 2 Diabetes & Metabolic Syndrome Stack

A multi-mechanism peptide protocol addressing the root causes of type 2 diabetes and metabolic syndrome: insulin resistance, visceral adiposity, hepatic glucose production, beta-cell dysfunction, and chronic metabolic inflammation.

5 compounds

Fat LossIntermediate

GLP-1 Comprehensive Obesity & Metabolic Reset

Structured GLP-1 agonist protocol for significant weight loss using dose escalation from Semaglutide to Tirzepatide or Retatrutide. Combines gut hormone axis modulation with metabolic enhancers.

5 compounds

Fat LossIntermediate

GLP-1 Metabolic & Fat Loss Stack

A synergistic fat loss and metabolic optimization stack combining a GLP-1 receptor agonist for appetite suppression with targeted fat-mobilization peptides and AMPK activators for maximum body recomposition.

4 compounds

Muscle Growth

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Muscle GrowthAdvanced

American Football Performance & Recovery Protocol

A protocol for American football players addressing the unique demands of explosive power, mass development, contact injury recovery, and neuroprotection from repeated sub-concussive head impacts across a long season.

6 compounds

Muscle GrowthAdvanced

Anabolic & Muscle Growth Stack

An advanced anabolic peptide stack targeting all phases of muscle growth: IGF-1 LR3 for systemic anabolic signaling, MGF for satellite cell activation, Follistatin 344 for myostatin suppression, and BPC-157 for tendon and connective tissue protection to support heavy training.

4 compounds

Muscle GrowthAdvanced

Anabolic IGF & Muscle Growth Stack

An advanced muscle building protocol targeting IGF-1 receptor signaling, mechanical growth factor pathways, myostatin inhibition, and systemic tissue repair simultaneously. Designed for experienced users seeking maximum lean mass gains.

4 compounds

Muscle GrowthAdvanced

Anabolic Muscle Building Stack

Advanced anabolic peptide stack targeting multiple growth pathways simultaneously — satellite cell activation, local IGF-1 splice variants, GH pulsatility, and accelerated repair — to maximize lean muscle hypertrophy.

5 compounds

Muscle GrowthIntermediate

Basketball & Explosive Sports Performance Protocol

A protocol for basketball players and explosive-power athletes targeting vertical leap, fast-twitch muscle development, ankle and knee joint resilience, and rapid recovery from high-frequency training and game schedules.

6 compounds

Muscle GrowthAdvanced

Follistatin Muscle & Strength Maximizer

Elite anabolic stack leveraging myostatin inhibition, localized muscle growth factors, and GH secretagogues for maximum lean mass accretion. For advanced users only.

4 compounds

Recovery & Repair

View all 84
Recovery & RepairAdvanced

ALS & Motor Neuron Disease Supportive Care

A neuroprotective peptide protocol for ALS and motor neuron disease, targeting mitochondrial function, neuroinflammation, and remaining motor neuron survival without interfering with standard-of-care riluzole therapy.

5 compounds

Recovery & RepairAdvanced

Acute Injury & Emergency Recovery Protocol

Rapid-response peptide protocol for acute injuries, post-surgical recovery, or critical illness support. Designed to initiate within 24–48 hours of injury or procedure.

5 compounds

Recovery & RepairAdvanced

Advanced Gut Restoration Protocol

The most comprehensive gut healing protocol, targeting intestinal permeability, mucosal growth, epithelial repair, and microbiome defense simultaneously. Suitable for celiac disease, post-antibiotic dysbiosis, IBD, short bowel syndrome, and chronic leaky gut.

5 compounds

Recovery & RepairAdvanced

Alcohol Use Disorder Recovery & Liver Restoration Protocol

Comprehensive recovery protocol for alcohol use disorder targeting hepatic repair, neurochemical rebalancing, dopamine system restoration, gut microbiome repair, and craving reduction.

5 compounds

Recovery & RepairIntermediate

Alpine Skiing & Winter Sports Recovery Protocol

A targeted protocol for alpine skiers, snowboarders, and winter sports athletes addressing the high-impact landing forces, ACL injury risk, cold exposure tissue stress, and quad/posterior chain damage characteristic of snow sports.

6 compounds

Recovery & RepairIntermediate

Athletic Endurance & VO2 Max Protocol

Performance-focused protocol for increasing aerobic capacity, endurance, and recovery between training sessions. Targets oxygen utilization, mitochondrial density, and training adaptation.

5 compounds

Growth Hormone

View all 7
Growth HormoneAdvanced

Advanced GH Pulse Optimization (GHRH+GHRP+MK-677)

The most comprehensive GH optimization protocol using two synergistic GHRH/GHRP pathways plus oral MK-677 for sustained baseline GH elevation. Produces physiological GH pulses without suppressing the natural GH axis.

4 compounds

Growth HormoneAdvanced

Advanced Growth Hormone Peptide Stack

The most comprehensive GH peptide stack available, layering a GHRH analog, a GHRP, and an oral GH secretagogue for synergistic 4-6x greater GH release than any single agent alone. Designed for body composition, fat loss, recovery, and anti-aging.

3 compounds

Growth HormoneBeginner

Beginner GH Optimization (Ipamorelin + CJC-1295)

The ideal entry-level GH optimization protocol for those new to peptides. Uses the well-established Ipamorelin + CJC-1295 combination — the most studied and safest GHRP/GHRH pairing with a strong clinical track record and predictable results.

2 compounds

Growth HormoneBeginner

Beginner GH Optimization: GHRP-6 + CJC-1295

An entry-level growth hormone optimization stack pairing GHRP-6 with CJC-1295 for sustained GH pulsatility, improved recovery, better body composition, and enhanced sleep quality.

2 compounds

Growth HormoneAdvanced

Hexarelin Advanced GH Pulse Protocol

A powerful growth hormone secretagogue stack leveraging Hexarelin's superior GH-releasing potency combined with GHRH signaling for maximum GH pulse amplitude, with cardiac and body composition benefits.

4 compounds

Growth HormoneIntermediate

Sermorelin GH Restoration Protocol for GHD

A physician-supervised protocol for adults with growth hormone deficiency using Sermorelin to restore physiological GH pulsatility, improve body composition, enhance sleep quality, and reverse deficiency symptoms.

4 compounds

Cardiovascular Health

View all 8
Cardiovascular HealthAdvanced

Cardiac Health & Heart Peptide Protocol

Comprehensive cardiac protection stack combining GH secretagogue-mediated cardioprotection, peptide cytoprotection, mitochondrial preservation, and tissue-protective receptor activation.

4 compounds

Cardiovascular HealthIntermediate

Cardiovascular Disease Prevention Protocol

A mitochondria-focused protocol combining mitochondrial peptides, NAD+ precursors, and antioxidant compounds to protect cardiac tissue, improve vascular function, and reduce cardiovascular disease risk.

6 compounds

Cardiovascular HealthAdvanced

Cardiovascular Health & Atherosclerosis Prevention Protocol

Cardioprotective peptide protocol targeting endothelial function, plaque stabilization, myocardial protection, and reduction of cardiovascular inflammation in at-risk adults.

5 compounds

Cardiovascular HealthIntermediate

Cardiovascular Health & Heart Protection Protocol

A comprehensive cardiac protection protocol targeting myocardial health, vascular function, mitochondrial efficiency, and anti-inflammatory pathways to reduce cardiovascular disease risk and support heart function.

5 compounds

Cardiovascular HealthIntermediate

Cardiovascular Protection & Mitochondrial Health Stack

A synergistic protocol targeting cardiac mitochondrial function, vascular protection, cardiomyocyte survival, and systemic anti-aging via multiple complementary pathways. Suitable for heart failure prevention, post-cardiac event recovery, and longevity-focused cardiovascular optimization.

4 compounds

Cardiovascular HealthAdvanced

Heart Failure & Cardiac Rehabilitation Protocol

A comprehensive adjunctive protocol for heart failure patients and cardiac rehabilitation participants, targeting myocardial energetics, cardiac fibrosis, vascular function, and the autonomic dysregulation that perpetuates heart failure progression.

6 compounds

Immune Support

View all 46
Immune SupportIntermediate

Alopecia Areata & Autoimmune Hair Loss Protocol

A targeted protocol for alopecia areata (autoimmune hair loss) combining immune-modulating peptides with hair follicle growth stimulants to address both the inflammatory root cause and promote follicular re-activation.

4 compounds

Immune SupportAdvanced

Ankylosing Spondylitis & Axial Spondyloarthropathy Protocol

An adjunctive protocol for individuals with ankylosing spondylitis and axial spondyloarthropathy, targeting the IL-17/IL-23-driven enthesitis, progressive syndesmophyte formation, and the TNF-driven inflammatory cascade that cause irreversible spinal fusion.

6 compounds

Immune SupportIntermediate

Ankylosing Spondylitis & Axial Spondyloarthropathy Protocol

A peptide-based adjunct protocol for ankylosing spondylitis (AS) and axial spondyloarthropathy (axSpA), targeting the IL-17A/TNF-driven inflammation, spinal ligament ossification cascade, and associated gut microbiome dysbiosis.

4 compounds

Immune SupportAdvanced

Ankylosing Spondylitis & Axial Spondyloarthropathy Protocol

Anti-inflammatory and joint-protective peptide protocol for ankylosing spondylitis targeting spinal inflammation, syndesmophyte prevention, and preservation of spinal mobility.

4 compounds

Immune SupportIntermediate

Autoimmune & Systemic Inflammation Protocol

A comprehensive protocol targeting autoimmune dysregulation and chronic systemic inflammation using peptides that modulate immune checkpoints, reduce cytokine storms, and restore peripheral tolerance.

5 compounds

Immune SupportIntermediate

Celiac Disease & Gluten-Related Disorders Protocol

An adjunctive protocol for individuals with celiac disease or non-celiac gluten sensitivity, targeting the intestinal barrier dysfunction, autoimmune mucosal damage, and nutritional malabsorption that persist despite gluten-free diet adherence.

6 compounds

Sleep Optimization

View all 7
Sleep OptimizationIntermediate

Deep Sleep & Circadian Restoration Stack

Synergistic peptide and secretagogue protocol to restore deep slow-wave sleep architecture, optimize nighttime growth hormone release, and recalibrate circadian rhythm.

5 compounds

Sleep OptimizationIntermediate

Deep Sleep Optimization Stack

A peptide-based sleep protocol targeting multiple dimensions of sleep quality: DSIP for delta-wave deepening, Epithalon for circadian rhythm normalization via melatonin enhancement, Selank for pre-sleep anxiety reduction, and VIP for SCN-mediated circadian entrainment.

4 compounds

Sleep OptimizationBeginner

Frequent Flyer & Jet Lag Recovery Protocol

Travel recovery protocol for frequent international travelers targeting rapid circadian resynchronization, cabin pressure immune stress, radiation exposure, and cognitive performance on arrival.

5 compounds

Sleep OptimizationBeginner

Night Shift Worker & Circadian Disruption Recovery Protocol

Peptide protocol designed for shift workers, frequent travelers, and those with chronic circadian misalignment — targeting sleep quality, immune resilience, cortisol normalization, and cognitive performance during disrupted schedules.

5 compounds

Sleep OptimizationIntermediate

Restless Leg Syndrome & Periodic Limb Movement

A sleep-supportive protocol for restless leg syndrome (RLS) and periodic limb movement disorder (PLMD), targeting dopaminergic signaling, iron utilization, and circadian rhythm normalization.

4 compounds

Sleep OptimizationIntermediate

Sleep Apnea & Upper Airway Optimization

A peptide-based adjunct protocol for obstructive sleep apnea and upper airway dysfunction, targeting airway inflammation, neural control of upper airway muscles, and circadian regulation to complement CPAP therapy.

4 compounds

Sexual Health

View all 16
Sexual HealthIntermediate

Erectile Dysfunction & Male Sexual Performance Protocol

A multi-mechanism protocol for erectile dysfunction and male sexual performance combining central desire activation, penile vascular and smooth muscle repair, testosterone optimization, and performance anxiety reduction.

5 compounds

Sexual HealthIntermediate

Female Fertility Enhancement Protocol

A peptide-based fertility support protocol targeting hypothalamic-pituitary-ovarian axis optimization, oocyte mitochondrial quality, and endometrial receptivity.

5 compounds

Sexual HealthIntermediate

Female Hormonal Balance & Fertility Support Protocol

A targeted protocol for women supporting hormonal regulation, cycle optimization, fertility enhancement, and reproductive health through peptides modulating the hypothalamic-pituitary-gonadal axis.

5 compounds

Sexual HealthAdvanced

Fertility Support & Male Reproductive Health

Comprehensive male fertility support protocol targeting sperm production, testosterone optimization, and hypothalamic-pituitary axis restoration. Addresses hypogonadotropic hypogonadism without suppressing endogenous production.

4 compounds

Sexual HealthIntermediate

Hormonal Optimization for Men

A comprehensive male hormonal optimization stack targeting testosterone production, HPG axis activation, and sexual function using the body's own upstream signaling cascade — Kisspeptin-10 → GnRH (Gonadorelin) → LH/FSH → Testosterone — for natural hormonal enhancement without exogenous testosterone.

4 compounds

Sexual HealthIntermediate

Male Fertility & Sperm Quality Optimization Protocol

A targeted protocol to optimize male fertility by improving sperm count, motility, morphology, and testosterone levels through hormonal axis restoration and oxidative stress reduction in the male reproductive system.

5 compounds

Skin & Cosmetic

View all 16
Skin & CosmeticBeginner

Advanced Cosmetic Anti-Aging Topical Stack

Comprehensive topical peptide system targeting expression lines, skin laxity, collagen degradation, and oxidative damage. Suitable for daily facial and neck application.

5 compounds

Skin & CosmeticBeginner

Advanced Skin Rejuvenation & Anti-Aging Cosmetic Protocol

Comprehensive cosmetic peptide protocol targeting collagen synthesis, wrinkle reduction, skin elasticity, hyperpigmentation, and epidermal regeneration for clinically significant anti-aging skin improvement.

5 compounds

Skin & CosmeticIntermediate

Alopecia & Hair Loss Reversal Protocol

A peptide protocol targeting androgenetic alopecia, alopecia areata, and age-related hair thinning. Combines follicle-stimulating, anti-fibrotic, and angiogenic peptides to reactivate dormant follicles, extend the anagen phase, and restore scalp microvasculature — the key determinants of hair density.

6 compounds

Skin & CosmeticIntermediate

Anti-Aging Skin & Cosmetic Protocol

A comprehensive skin rejuvenation protocol combining injectable and topical peptides to stimulate collagen synthesis, reverse expression lines, and accelerate skin regeneration — attacking aging from both systemic and topical angles simultaneously.

5 compounds

Skin & CosmeticBeginner

Comprehensive Anti-Aging Skincare Stack

A complete multi-peptide topical skincare system targeting all major aging mechanisms: collagen loss, expression lines, photo-aging, inflammation, and loss of skin firmness for comprehensive facial rejuvenation.

5 compounds

Skin & CosmeticBeginner

Dermal Renewal & Collagen Synthesis Stack

Advanced topical and systemic peptide stack targeting collagen type I and III synthesis, reducing expression lines, improving skin elasticity, and restoring extracellular matrix integrity.

5 compounds

General Wellness

View all 28
General WellnessBeginner

Alcohol Use Disorder Recovery & Liver Healing Protocol

A peptide protocol supporting recovery from alcohol use disorder and alcoholic liver disease. Targets liver fibrosis reversal, neurochemical normalization, anxiety and craving reduction, and immune restoration — the core biological drivers of alcohol dependence and withdrawal sequelae.

6 compounds

General WellnessAdvanced

Altitude & Mountaineering Performance Protocol

A protocol for mountaineers, altitude athletes, and competitive cyclists targeting improved hypoxic adaptation, pulmonary vasodilation to prevent HAPE, enhanced oxygen utilization efficiency, and accelerated recovery from altitude-induced tissue stress.

6 compounds

General WellnessBeginner

BPH & Lower Urinary Tract Symptoms Protocol

A peptide-based adjunct protocol for benign prostatic hyperplasia (BPH) targeting prostatic inflammation, smooth muscle tone regulation, anti-fibrotic remodeling, and bladder detrusor function.

5 compounds

General WellnessIntermediate

Bone Density & Osteoporosis Prevention Protocol

Evidence-based peptide protocol for building and maintaining bone mineral density. Combines GH axis stimulation with collagen matrix support to address both bone mineral and structural components.

5 compounds

General WellnessIntermediate

COPD & Lung Health Optimization Protocol

A protocol targeting COPD and chronic lung disease through peptides with demonstrated bronchodilatory, anti-inflammatory, and lung tissue regenerative properties.

5 compounds

General WellnessAdvanced

COPD & Pulmonary Rehabilitation Protocol

An adjunctive protocol for individuals with COPD and other chronic lung diseases targeting the airway inflammation, pulmonary fibrosis, mucociliary dysfunction, and systemic muscle wasting that drive progressive respiratory decline.

6 compounds