Our Product Catalog

Mechanism of Action

Retatrutide is an investigational peptide designed to activate three key metabolic hormone receptors simultaneously:

• GLP-1 (Glucagon-Like Peptide-1) — participates in metabolic signaling between the gut and pancreas
• GIP (Glucose-Dependent Insulinotropic Polypeptide) — enhances insulin secretion and nutrient processing
• Glucagon receptors — stimulates hepatic energy mobilization and thermogenesis

By simultaneously targeting these pathways, Retatrutide represents a new class of multi-receptor metabolic modulators that influence both caloric intake and metabolic energy utilization.

Energy Balance and Nutrient Partitioning

In clinical and preclinical investigations, Retatrutide has demonstrated significant effects on several metabolic markers including systemic metabolic efficiency, effects on energy balance, and whole-body metabolic regulation through multiple endocrine pathways.

Research Status

Retatrutide is currently an investigational peptide under clinical research. Ongoing studies continue to evaluate its metabolic effects, safety profile, and potential therapeutic applications. It represents a continuation of research exploring multi-agonist peptide therapies designed to influence complex metabolic systems simultaneously.

Mechanism of Action

MOTS-c is a mitochondrial-encoded peptide that has emerged as a subject of significant interest in metabolic and cellular physiology research. Unlike most peptides encoded in the nuclear genome, MOTS-c originates from mitochondrial DNA, linking it directly to the regulation of cellular energy balance.

Experimental research suggests MOTS-c interacts with key metabolic regulators including:

• AMPK pathway activation for cellular energy sensing
• Nuclear transcription factors involved in metabolic gene expression
• SIRT1 and SIRT3 pathways for mitochondrial homeostasis

Metabolic Regulation

In laboratory models, MOTS-c has been associated with improved regulation of glucose utilization, energy balance, and improved metabolic flexibility. Its expression appears to increase during metabolic stress and physical activity, suggesting a role in the body's natural adaptation to exercise.

Research Status

Research indicates that MOTS-c may act as a mitochondrial stress signal, capable of translocating to the cell nucleus under certain metabolic conditions where it can influence the expression of genes involved in adaptation to metabolic stress, mitochondrial efficiency, and cellular energy homeostasis.

Mechanism of Action

Tesamorelin is a synthetic peptide analog of Growth Hormone-Releasing Hormone (GHRH) designed to stimulate the body's natural production and pulsatile release of growth hormone (GH) from the anterior pituitary gland.

By acting upstream within the endocrine signaling cascade, Tesamorelin promotes physiological GH secretion while preserving the body's normal regulatory feedback mechanisms.

Growth Hormone Axis Activation

Key features of Tesamorelin's mechanism include:

• Stimulation of pulsatile GH release mimicking natural secretory patterns
• Preservation of negative feedback via somatostatin regulation
• Downstream increase in IGF-1 through hepatic stimulation
• Support for lipolysis, lean mass maintenance, and metabolic signaling

Research Status

Tesamorelin is an investigational peptide studied in clinical and metabolic research contexts. Ongoing studies continue to explore its mechanisms of action and broader metabolic implications in body composition and hormonal regulation.

Mechanism of Action

GHK-Cu (glycyl-L-histidyl-L-lysine copper) is a naturally occurring copper-binding tripeptide found in human plasma, saliva, and urine. Due to its involvement in tissue signaling pathways, GHK-Cu is widely studied in research areas including:

• Wound healing and tissue remodeling
• Collagen and elastin synthesis stimulation
• Anti-inflammatory signaling and immune modulation
• Antioxidant enzyme regulation (SOD, catalase)
• Stem cell attraction to sites of tissue injury

Research Status

GHK-Cu has been the subject of extensive research spanning dermatology, regenerative medicine, and longevity science. Studies indicate its ability to reset gene expression of damaged tissue closer to a healthy state, making it one of the most studied peptides in regenerative biology.

BPC-157

A pentadecapeptide derived from human gastric juice, BPC-157 has been studied for its role in:

• Gastrointestinal tissue protection and repair
• Tendon and ligament healing acceleration
• Angiogenesis promotion and blood vessel formation
• Nitric oxide pathway modulation

TB-500

TB-500 (Thymosin Beta-4) is a naturally occurring peptide involved in:

• Cell migration and differentiation
• Anti-inflammatory responses
• Actin polymerization and cytoskeletal organization
• Cardiac and vascular tissue protection

Research Status

The combination brings together complementary mechanisms for comprehensive cellular recovery investigation. BPC-157 primarily targets vascular and gastrointestinal repair pathways, while TB-500 focuses on cellular migration and structural protein regulation. Together, they represent one of the most studied peptide combinations in regenerative research.

Mechanism of Action

IGF-1 LR3 is a modified analog of Insulin-Like Growth Factor-1 engineered with an arginine substitution at position 3 and an additional 13 amino acids at the N-terminus. These modifications reduce binding affinity to IGF-binding proteins (IGFBPs), allowing a greater proportion of the molecule to remain biologically active.

IGF-1 LR3 interacts with the IGF-1 receptor (IGF-1R), a transmembrane receptor tyrosine kinase that initiates intracellular signaling cascades regulating:

• Cell growth and proliferation via PI3K/Akt pathway
• Protein synthesis through mTOR activation
• Metabolic regulation and glucose uptake
• Cell survival and anti-apoptotic signaling

Research Status

IGF-1 LR3 is an experimental peptide analog studied primarily in laboratory research environments. Its enhanced stability makes it valuable for studying growth factor signaling pathways, tissue development, and metabolic regulation in experimental systems.

Mechanism of Action

Nicotinamide adenine dinucleotide (NAD+) is a critical coenzyme present in every living cell. It plays an essential role in hundreds of metabolic reactions and serves as a substrate for key enzymes:

• Sirtuins (SIRT1-7) — regulators of aging, metabolism, and stress resistance
• PARPs — DNA repair enzymes critical for genomic stability
• CD38/CD157 — calcium signaling and immune function regulators
• Mitochondrial electron transport chain — cellular energy production

Research Status

NAD+ levels naturally decline with age, and this decline has been associated with many hallmarks of aging. Research into NAD+ replenishment strategies has become one of the most active areas in longevity science, with studies exploring its role in cellular rejuvenation, neuroprotection, and metabolic health.

Mechanism of Action

PT-141 (Bremelanotide) is a synthetic peptide analog of alpha-melanocyte-stimulating hormone (alpha-MSH). Unlike peripheral vasodilators, PT-141 acts directly on melanocortin receptors (MC3R and MC4R) within the central nervous system.

• MC4R activation in hypothalamic regions associated with physiological arousal
• Central nervous system-mediated response independent of vascular mechanisms
• Modulation of dopaminergic pathways involved in motivation and reward

Research Status

PT-141 represents a unique approach to studying melanocortin receptor function in the central nervous system. Its mechanism of action via CNS melanocortin pathways distinguishes it from compounds that act on peripheral vascular targets, making it a valuable research tool for understanding neuroendocrine signaling.

Mechanism of Action

SS-31 (Elamipretide) is a cell-permeable tetrapeptide (D-Arg-dimethylTyr-Lys-Phe-NH2) that selectively concentrates in the inner mitochondrial membrane. It targets oxidative stress at its primary source by:

• Binding to cardiolipin in the inner mitochondrial membrane
• Stabilizing electron transport chain complex interactions
• Reducing reactive oxygen species (ROS) production at Complex I and III
• Improving ATP synthesis efficiency
• Preventing cytochrome c release and mitochondrial-mediated apoptosis

Research Status

SS-31 is being investigated across multiple disease models involving mitochondrial dysfunction, including age-related tissue decline, cardiac ischemia-reperfusion injury, neurodegenerative conditions, and metabolic disorders. Its ability to directly target mitochondrial membranes makes it a unique tool in the study of cellular energetics and aging.

Mechanism of Action

SLU-PP-332 is an experimental small molecule designed to activate Estrogen-Related Receptors (ERR-alpha, ERR-beta, and ERR-gamma) — a family of nuclear receptors that play a central role in regulating cellular energy metabolism.

Through activation of these receptors, SLU-PP-332 stimulates genetic pathways involved in:

• Mitochondrial biogenesis and oxidative phosphorylation
• Fatty acid oxidation and lipid metabolism
• Muscle fiber type switching toward oxidative (slow-twitch) phenotypes
• PDK4-dependent metabolic substrate preference alteration
• Exercise-mimetic transcriptional programs

Research Status

SLU-PP-332 has generated significant interest as an "exercise mimetic" — a compound that activates transcriptional programs normally triggered by physical activity. Research continues to explore its role in metabolic adaptation, muscle physiology, and energy regulation.

Mechanism of Action

5-Amino-1MQ is a small-molecule inhibitor of nicotinamide N-methyltransferase (NNMT), an enzyme that has been implicated in metabolic regulation. By inhibiting NNMT, this compound affects:

• NAD+ salvage pathway — increasing intracellular NAD+ availability
• SAM (S-adenosylmethionine) metabolism — affecting methylation reactions
• Adipocyte differentiation and lipid storage pathways
• Cellular energy expenditure through enhanced metabolic rate

Research Status

NNMT has emerged as a compelling metabolic target due to its overexpression in adipose tissue and its role in connecting the methylation cycle to energy metabolism. Research with 5-Amino-1MQ continues to explore its effects on body composition, metabolic rate, and the NAD+ metabolome.

Mechanism of Action

KPV (Lys-Pro-Val) is a naturally derived tripeptide fragment from the C-terminal end of alpha-melanocyte-stimulating hormone (alpha-MSH). Despite its small size, KPV retains significant anti-inflammatory activity through:

• Direct inhibition of NF-kB nuclear translocation
• Suppression of pro-inflammatory cytokine production (TNF-alpha, IL-6, IL-1beta)
• Modulation of inflammatory cell infiltration at tissue level
• Interaction with melanocortin receptors in immune cells

Research Status

KPV has been studied in the context of gastrointestinal inflammation, skin inflammation, and systemic inflammatory conditions. Its small molecular weight and stability make it particularly interesting for oral and topical delivery research, with studies showing preserved bioactivity across multiple administration routes.

Formulation Overview

This advanced topical formulation combines two synergistic active compounds for skin research applications:

• GHK-Cu — copper-binding tripeptide known for stimulating collagen synthesis, promoting wound healing, and resetting gene expression in aged tissue
• Hyaluronic Acid — glycosaminoglycan capable of holding up to 1000x its weight in water, providing deep hydration and creating an optimal environment for peptide delivery

Mechanism of Action

The combination leverages the regenerative signaling properties of GHK-Cu with the moisture-retaining and skin barrier-supporting effects of hyaluronic acid. The HA matrix serves as both a delivery vehicle and an active hydrating agent, enhancing GHK-Cu penetration and bioavailability at the tissue level.

Research Status

Topical GHK-Cu formulations have been studied for their effects on skin elasticity, firmness, collagen density, and overall tissue remodeling. The addition of hyaluronic acid addresses the hydration component critical for maintaining optimal skin barrier function during regenerative processes.