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KissPeptin-10 Nasal Spray

Original price was: $119.00.Current price is: $98.00.

Kisspeptin-10 Nasal Spray

Kisspeptin-10 Nasal Spray – 10mg (Lyophilized Peptide) – For Research Use Only

Kisspeptin-10 is a short-chain peptide fragment of the kisspeptin family, known for its regulatory role in the hypothalamic-pituitary-gonadal (HPG) axis. It is widely studied for its potential to influence GnRH (Gonadotropin-Releasing Hormone) secretion, making it a key subject in research on fertility, reproductive hormone modulation, and endocrine function.

Kisspeptin-10 has also been explored in studies related to puberty onset, reproductive health, and hormone signaling pathways.

Product Details:

  • Peptide: Kisspeptin-10 (Metastin 10 fragment)

  • Purity: >98%

  • Form: Lyophilized powder

  • Quantity: 10mg per vial

  • Storage: Store at -4°F (-20°C). After reconstitution, refrigerate at 36–46°F (2–8°C) and use within 30 days.

  • Grade: For research purposes only. Not for human consumption, therapeutic, or diagnostic use.

Potential Research Applications:

  • Fertility and reproductive hormone studies

  • HPG axis and GnRH secretion models

  • Endocrine signaling and modulation research

  • Studies on puberty and reproductive health


For laboratory research only. This product is not intended to diagnose, treat, cure, or prevent any disease.

THIS IS NOT FOR HUMAN CONSUMPTION. SOLD FOR RESEARCH ONLY!

KLOW Blend 10-Vial Kit (GHK-Cu, TB-500, BPC-157, KPV)

Original price was: $1,290.00.Current price is: $832.00.

KLOW Blend 10 Vial Kit

KLOW – 80mg Peptide Blend (Lyophilized Powder) 10 Vial Kit – For Research Use Only GHK-Cu • TB-500 • BPC-157 • KPV

KLOW is an advanced 4-in-1 research peptide blend combining 80mg of regenerative and anti-inflammatory compounds studied for their potential in tissue repair signaling, immune modulation, and cellular recovery mechanisms in controlled laboratory environments. Each component contributes a distinct and complementary mechanism of action, making KLOW a subject of interest in multi-pathway research models.

Active Ingredients (Per Vial):

GHK-Cu – 50mg A copper-binding tripeptide studied for its role in collagen synthesis, cellular regeneration signaling, and extracellular matrix remodeling in laboratory research models.

TB-500 – 10mg A synthetic fragment of Thymosin Beta-4 studied for its interaction with G-actin sequestration, angiogenesis pathway activity, and cell migration mechanisms in preclinical research.

BPC-157 – 10mg A synthetic pentadecapeptide derived from a gastric protein, studied for its role in tissue repair signaling, NO system modulation, and VEGF pathway activity in controlled research environments.

KPV – 10mg A naturally occurring tripeptide fragment studied for its role in inflammatory signaling pathway modulation and immune regulation mechanisms across multiple tissue types.

Product Details:

  • Total Peptide Content: 80mg per vial
  • Form: Lyophilized powder
  • Purity: >99%
  • Quantity: 10 vials per kit
  • Storage: Store at -4°F (-20°C). After reconstitution, refrigerate at 36–46°F (2–8°C) and use within 30 days.
  • Grade: For research purposes only. Not for human consumption, therapeutic, or diagnostic use.

Potential Research Applications:

  • Multi-peptide synergy and complementary pathway mechanism studies
  • Cellular regeneration signaling and extracellular matrix research
  • Inflammatory pathway modulation and immune regulation models
  • Angiogenesis, cell migration, and tissue repair signaling investigations

For laboratory research only. This product is not intended to diagnose, treat, cure, or prevent any disease.

KLOW Blend 80mg – GHK-Cu, TB-500, BPC-157, KPV

Original price was: $129.00.Current price is: $104.00.

KLOW Blend

KLOW – 80mg Peptide Blend (Lyophilized Powder) – For Research Use Only GHK-Cu • TB-500 • BPC-157 • KPV

KLOW is an advanced 4-in-1 research peptide blend combining 80mg of compounds studied for their potential in tissue repair signaling, immune modulation, and cellular recovery mechanisms in controlled laboratory environments. Each component contributes a distinct and complementary mechanism of action, making KLOW a subject of interest in multi-pathway research models.

Active Ingredients (Per Vial):

GHK-Cu – 50mg A copper-binding tripeptide studied for its role in collagen synthesis, cellular regeneration signaling, and extracellular matrix remodeling in laboratory research models.

TB-500 – 10mg A synthetic fragment of Thymosin Beta-4 studied for its interaction with G-actin sequestration, angiogenesis pathway activity, and cell migration mechanisms in preclinical research.

BPC-157 – 10mg A synthetic pentadecapeptide derived from a gastric protein, studied for its role in tissue repair signaling, NO system modulation, and VEGF pathway activity in controlled research environments.

KPV – 10mg A naturally occurring tripeptide fragment studied for its role in inflammatory signaling pathway modulation and immune regulation mechanisms across multiple tissue types.

Product Details:

  • Total Peptide Content: 80mg per vial
  • Form: Lyophilized powder
  • Purity: >99%
  • Quantity: 80mg vial
  • Storage: Store at -4°F (-20°C). After reconstitution, refrigerate at 36–46°F (2–8°C) and use within 30 days.
  • Grade: For research purposes only. Not for human consumption, therapeutic, or diagnostic use.

Potential Research Applications:

  • Multi-peptide synergy and complementary pathway mechanism studies
  • Cellular regeneration signaling and extracellular matrix research
  • Inflammatory pathway modulation and immune regulation models
  • Angiogenesis, cell migration, and tissue repair signaling investigations

For laboratory research only. This product is not intended to diagnose, treat, cure, or prevent any disease.

KPV (Lysine-Proline-Valine)

Original price was: $56.00.Current price is: $48.00.

KPV

KPV – 10mg (Lyophilized Peptide) – For Research Use Only

KPV (Lys-Pro-Val) is a naturally occurring tripeptide derived from the C-terminal end of alpha-melanocyte-stimulating hormone (α-MSH), studied for its potential to modulate inflammatory signaling pathways and immune regulation in controlled laboratory environments. Research has explored its activity in epithelial barrier function, cytokine modulation, and localized inflammatory response mechanisms across multiple tissue types.

Product Details:

  • Peptide: KPV (Lys-Pro-Val)
  • Purity: >99%
  • Form: Lyophilized powder
  • Quantity: 10mg per vial
  • Storage: Store at -4°F (-20°C). After reconstitution, refrigerate at 36–46°F (2–8°C) and use within 30 days.
  • Grade: For research purposes only. Not for human consumption, therapeutic, or diagnostic use.

Potential Research Applications:

  • Inflammatory signaling pathway modulation studies
  • Epithelial barrier function and mucosal tissue research
  • Cytokine regulation and immune response mechanism models
  • α-MSH derived peptide activity and receptor interaction investigations

For laboratory research only. This product is not intended to diagnose, treat, cure, or prevent any disease.

KPV 10-Vial Kit

Original price was: $560.00.Current price is: $368.00.

KPV 10 Vial Kit

KPV – 10mg (Lyophilized Peptide) 10 Vial Kit – For Research Use Only

KPV (Lys-Pro-Val) is a naturally occurring tripeptide derived from the C-terminal end of alpha-melanocyte-stimulating hormone (α-MSH), studied for its potential to modulate inflammatory signaling pathways and immune regulation in controlled laboratory environments. Research has explored its activity in epithelial barrier function, cytokine modulation, and localized inflammatory response mechanisms across multiple tissue types.

Product Details:

  • Peptide: KPV (Lys-Pro-Val)
  • Purity: >99%
  • Form: Lyophilized powder
  • Quantity: 10mg per vial / 10 vials per kit
  • Storage: Store at -4°F (-20°C). After reconstitution, refrigerate at 36–46°F (2–8°C) and use within 30 days.
  • Grade: For research purposes only. Not for human consumption, therapeutic, or diagnostic use.

Potential Research Applications:

  • Inflammatory signaling pathway modulation studies
  • Epithelial barrier function and mucosal tissue research
  • Cytokine regulation and immune response mechanism models
  • α-MSH derived peptide activity and receptor interaction investigations

For laboratory research only. This product is not intended to diagnose, treat, cure, or prevent any disease.

L-Carnitine – 6000mg (10ml)

Original price was: $51.00.Current price is: $43.00.

L-Carnitine Peptide

L-Carnitine – 6000mg (10ml) – For Research Use Only

L-Carnitine is a naturally occurring compound studied for its role in the transportation of long-chain fatty acids into the mitochondria for energy substrate utilization. Research has explored its activity in fatty acid metabolism pathways, mitochondrial function, and cellular energy regulation in controlled laboratory environments.

Product Details:

  • Compound: L-Carnitine
  • Concentration: 600mg per ml (600mg/ml)
  • Total Volume: 6000mg per vial
  • Form: Sterile injectable solution
  • Container: 10ml vial
  • Storage: Store in a cool, dry place. Refrigerate after opening.
  • Grade: For laboratory research purposes only. Not for human use, diagnostic, or therapeutic purposes.

Potential Research Applications:

  • Fatty acid metabolism and mitochondrial transport pathway studies
  • Cellular energy substrate utilization research
  • Mitochondrial function and lipid oxidation mechanism models
  • Carnitine pathway activity and metabolic regulation investigations

For laboratory research only. This product is not intended to diagnose, treat, cure, or prevent any disease.

L-Carnitine 10-Vial Kit

Original price was: $408.00.Current price is: $344.00.

L-Carnitine 10 Vial Kit

L-Carnitine – 6000mg (10ml) 10 Vial Kit – For Research Use Only

L-Carnitine is a naturally occurring compound studied for its role in the transportation of long-chain fatty acids into the mitochondria for energy substrate utilization. Research has explored its activity in fatty acid metabolism pathways, mitochondrial function, and cellular energy regulation in controlled laboratory environments.

Product Details:

  • Compound: L-Carnitine
  • Concentration: 600mg per ml (600mg/ml)
  • Total Volume: 6000mg per vial
  • Form: Sterile injectable solution
  • Container: 10ml multi-dose vial
  • Quantity: 10 vials per kit
  • Storage: Store in a cool, dry place. Refrigerate after opening.
  • Grade: For laboratory research purposes only. Not for human use, diagnostic, or therapeutic purposes.

Potential Research Applications:

  • Fatty acid metabolism and mitochondrial transport pathway studies
  • Cellular energy substrate utilization research
  • Mitochondrial function and lipid oxidation mechanism models
  • Carnitine pathway activity and metabolic regulation investigations

For laboratory research only. This product is not intended to diagnose, treat, cure, or prevent any disease.

Lifetime Membership

$1,999.00
Lifetime Access

Peak Lab Peptides Lifetime Membership

Locked-in access. Priority treatment. Extremely limited availability. Designed for long-term research customers who value uninterrupted access, permanent pricing protection, and priority consideration.

Lifetime Membership — 1,999 one-time payment

A single upfront payment grants ongoing access to Peak Lab Peptides membership benefits for as long as the program exists. No renewals. No monthly fees. No future price increases.

What Lifetime Members Receive

  • Automatic 20% off every order with locked-in member pricing
  • Priority access to new products and restocks
  • Early notifications for limited releases and new compounds
  • Member-only promotions and exclusive opportunities
  • Priority order processing and customer support

Benefits activate immediately after approval.

Lifetime Value Comparison

Monthly Membership (3 Years)
Annual Membership (3 Years)
Lifetime Membership
Visual comparison illustrating long-term membership cost efficiency over time.

Who This Is For

Intended for serious researchers and laboratories that order consistently and want permanent access to member pricing and priority availability.

If you place multiple orders per year, long-term 20% savings can exceed the one-time membership cost over time. This option is not designed for one-time or occasional buyers.

How to Request Lifetime Access

Lifetime memberships are offered by request only and are capped to protect inventory access, service quality, and the member experience. Availability may change at any time. Approval is not guaranteed.

To inquire about availability, email:

Please include your name, account email, and a brief note describing your research purchasing needs.

Important Notice: All products sold by Peak Lab Peptides are intended for research use only and are not for human or veterinary use. By requesting or purchasing a lifetime membership, you confirm you are a qualified buyer acquiring products strictly for laboratory research purposes.

Lipo-C (w/ B12 & w/o B12)

Price range: $51.00 through $58.00

Lipo-C

Lipo-C – 10ml Sterile Injectable Solution – For Research Use Only

Lipo-C is a research-grade lipotropic formulation studied for its potential effects on fat metabolism, energy production, and liver function. This blend combines amino acids, vitamins, and metabolic cofactors designed to support laboratory studies involving lipid transport, metabolic regulation, and cellular energy pathways.

Active Ingredients (Per ml):

  • L-Carnitine – 200mg

  • Arginine – 20mg

  • Methionine – 25mg

  • Inositol – 50mg

  • Choline – 50mg

  • Vitamin B5 (Dexpanthenol) – 25mg

  • Vitamin B6 (Pyridoxine) – 25mg

  • Vitamin B12 (Cyanocobalamin) – 1mg

Product Details:

  • Volume: 10ml multi-dose vial

  • Formulation: Sterile injectable solution

  • Purity: Research grade

  • Storage: Store at 68–77°F (20–25°C)

  • Product will crystalize slightly if refrigerated.
  • Grade: For laboratory research use only. Not for human consumption, therapeutic, or diagnostic use.

Potential Research Applications:

  • Lipid metabolism and fat mobilization studies

  • Liver function and detoxification research

  • Energy production and mitochondrial pathway exploration

  • Metabolic health and nutrient utilization investigations


For laboratory research only. This product is not intended to diagnose, treat, cure, or prevent any disease.

THIS IS NOT FOR HUMAN CONSUMPTION. SOLD FOR RESEARCH ONLY!
Select options This product has multiple variants. The options may be chosen on the product page

LL-37 (5mg)

Original price was: $71.00.Current price is: $58.00.

LL-37 Peptide – 5mg (Lyophilized Peptide in 3ml Vial) – For Research Use Only

LL-37 is a human antimicrobial peptide derived from the cathelicidin family, extensively studied for its roles in innate immunity, antimicrobial defense, wound healing, and inflammation regulation. LL-37 exhibits broad-spectrum activity against bacteria, viruses, and fungi, and plays a key role in modulating the body’s immune and inflammatory responses. In research, LL-37 is of particular interest in models exploring skin healing, immune signaling, tissue regeneration, and antimicrobial resistance.

Product Details:

Peptide: LL-37 Purity: >98% Form: Lyophilized powder Quantity: 5mg per vial Vial Size: 3ml sterile glass vial Storage: Store at -4°F (-20°C). After reconstitution, refrigerate at 36–46°F (2–8°C) and use within 30 days. Grade: For research purposes only. Not for human consumption, therapeutic, or diagnostic use.

Potential Research Applications:

Antimicrobial and infection control models Wound healing and skin regeneration studies Immune system modulation and inflammation research Studies on epithelial repair and barrier function For laboratory research use only. This product is not intended to diagnose, treat, cure, or prevent any disease.

Melanotan I

Original price was: $52.00.Current price is: $42.00.

Melanotan I Peptide (MT-1)

MT-1 (Melanotan I) – 10mg (Lyophilized Peptide) – For Research Use Only

Melanotan I (MT-1) is a synthetic analog of the alpha-melanocyte-stimulating hormone (α-MSH),studied for its ability to selectively activate melanocortin-1 (MC1R) receptors, which play a central role in skin pigmentation and melanogenesis. Research has focused on MT-1’s role in melanin production, UV-induced skin response, and photoprotective mechanisms in laboratory models.

Product Details:

  • Peptide: Melanotan I (MT-1)

  • Purity: >98%

  • Form: Lyophilized powder

  • Quantity: 10mg per vial

  • Storage: Store at -4°F (-20°C). After reconstitution, refrigerate at 36–46°F (2–8°C) and use within 30 days.

  • Grade: For research purposes only. Not for human consumption, therapeutic, or diagnostic use.

Potential Research Applications:

  • Melanogenesis and eumelanin production studies

  • UV-response and photoprotection research models

  • Skin pigmentation and MC1R receptor signaling investigations

  • Dermatological and pigmentation pathway research


For laboratory research only. This product is not intended to diagnose, treat, cure, or prevent any disease.

THIS IS NOT FOR HUMAN CONSUMPTION. SOLD FOR RESEARCH ONLY!

Melanotan I Nasal Spray

Original price was: $152.00.Current price is: $122.00.

Melanotan I (MT-1)

MT-1 (Melanotan I) – 10mg (Lyophilized Peptide) – For Research Use Only

Melanotan I (MT-1) is a synthetic analog of the alpha-melanocyte-stimulating hormone (α-MSH),studied for its ability to selectively activate melanocortin-1 (MC1R) receptors, which play a central role in skin pigmentation and melanogenesis. Research has focused on MT-1’s role in melanin production, UV-induced skin response, and photoprotective mechanisms in laboratory models.

Product Details:

  • Peptide: Melanotan I (MT-1)

  • Purity: >98%

  • Form: Lyophilized powder

  • Quantity: 10mg per vial

  • Storage: Store at -4°F (-20°C). After reconstitution, refrigerate at 36–46°F (2–8°C) and use within 30 days.

  • Grade: For research purposes only. Not for human consumption, therapeutic, or diagnostic use.

Potential Research Applications:

  • Melanogenesis and eumelanin production studies

  • UV-response and photoprotection research models

  • Skin pigmentation and MC1R receptor signaling investigations

  • Dermatological and pigmentation pathway research


For laboratory research only. This product is not intended to diagnose, treat, cure, or prevent any disease.

THIS IS NOT FOR HUMAN CONSUMPTION. SOLD FOR RESEARCH ONLY!