Vendor Directory
Compare peptide research vendors rated by the community. Ranked by tier, reviews, and verification.

TriVial BioWorks
TriVial BioWorksCharter ApexCOA VerifiedA++DomesticHas DealsAccepts Credit CardsWe make peptides simple. No pricing games just affordable and reliable peptides with next level testing.

Ion Peptide
ION PEPTIDECharter ApexCOA VerifiedA++DomesticHas DealsAccepts Credit CardsCode auto-applies at checkoutIon Peptide is a U.S.-based research supply company that provides high-purity, research-use-only peptides and compounds for laboratory and in-vitro applications. The company emphasizes third-party testing, lot-specific Certificates of Analysis, 99%+ purity standards, and fast fulfillment to support researchers, institutions, and wholesale partners.

Double R Labs
Double R LabsCOA VerifiedA++DomesticHas DealsAccepts Credit CardsDouble R Labs L.L.C., a research-focused e-commerce company. Our current website has we just hit our one-year mark. Before that, we were active in the peptide space for around three years through private channels and local distribution. We focus on doing the basics right. Orders go out fast same day with now a morning drop and an late afternoon drop. We answer the phone, and we respond to emails within 24-48 hours. If there’s an issue, we handle it directly. On quality, every product is backed by a batch-specific COA. We’re also rolling out expanded 7-point testing across new batches to improve consistency and transparency. We’re not trying to be the cheapest option on the market. We don’t race to the bottom. We focus on a balance fair pricing backed by reliable product and top-tier customer service. That’s where we position ourselves, and that’s what we stand on. Products we sell. We have approximately 49 different products ranging from Peptides, Amino acids and supplies.

Labsourced
LabSourcedCOA VerifiedA++DomesticHas DealsAccepts Credit CardsCode auto-applies at checkoutLabsourced is a research peptide company leading the way with testing and transparency. Setting the standard with full panel testing including purity, conformity, heavy metals, endotoxins, and sterility. Tested Purity at honest prices. Same day shipping from the Midwest Mon-Saturday!

Glacier Aminos
Glacier AminosCharter ApexCOA VerifiedA++Dom & IntlHas DealsAccepts Credit CardsCode auto-applies at checkoutWe are a research peptide company specializing in quality and affordability. Our products go through 7x testing before offered to researchers.

Plum Labs Research
EliteCOA VerifiedA+DomesticHas DealsAccepts Credit CardsAt Plum Labs Research, quality extends beyond the products we offer. It is reflected in every detail of the experience we create. Through carefully selected research materials, comprehensive third-party testing, and a commitment to continual refinement, we strive to deliver a level of care, consistency, and professionalism that researchers can appreciate.

Aigil Research
EliteCOA VerifiedADomesticHas DealsAccepts Credit CardsAigil Research is built off of trust from the community, affordability of research compounds, and accessibility across the US. Aigil currently offers a small catalogue but will be expanding shortly. Every compound is third party tested through Freedom Diagnostics and are all above 99% purity.

Peptide RUO LLC
EliteCOA VerifiedADomesticHas DealsWe are a research peptide company dedicated to providing high-quality, laboratory-grade compounds for scientific and educational research purposes. Our focus is on product quality, reliable sourcing, and responsive customer support, helping researchers access carefully handled peptides and related supplies for controlled laboratory studies. All products are intended strictly for research use only and are not for human or animal consumption.

Ramp Peptides
EliteCOA VerifiedBDomesticHas DealsAccepts Credit CardsCode auto-applies at checkoutHome of the $25 Reta 10 MG! Hi! I’ve only been around for about 9 weeks and sell RSO peptides. I value affordable pricing with verifiable COA’s. My intent was an approachable, trustworthy, and transparent business model that values customer satisfaction and affordability over higher profits.

Modern Research Peptides
EliteCOA VerifiedA+DomesticHas DealsAccepts Credit CardsAt Modern Research Peptides (MRP), we believe researchers deserve products they can trust and service they can count on. We’re committed to providing high quality research peptides, fast shipping, and responsive customer support to make every order as smooth as possible. Whether you’re placing your first order or you’ve been with us since the beginning, we strive to treat every customer with honesty, respect, and attention to detail. Our focus is on quality, consistency, and building lasting relationships with the research community.

Voltera Sciences
EliteCOA VerifiedA++DomesticHas DealsAccepts Credit CardsVoltera Sciences is a U.S.-based supplier of research-grade peptides and compounds intended for laboratory and in-vitro use. Each product undergoes independent third-party testing and ships with a batch-specific Certificate of Analysis, meeting 99%+ purity standards. The company supports independent researchers, wellness professionals, and wholesale partners with a commitment to quality and consistency across every product and order.

BioGlow
EliteCOA VerifiedA+DomesticHas DealsBioGlow was designed to operate with an education-first approach because we are committed to raising the standard of the research space. Our nurse-led brand provides researchers with an extra layer of support & understanding. Why education first? Because most beginners don’t understand the basics! At BioGlow, we believe that better understanding leads to better results! It's important to note that BioGlow is NOT qualified to offer medical advice or treatment; nor do we claim to. Our website hosts our evolving research library with resources, a featured blog, & access to LUMEN – BioGlow's app for better research! You'll notice our catalog of premium-grade research materials that are featured in our catalog. Each product is appropriately labeled & marketed as “research-use only” and has been third-party tested with a correlating COA. All COAs are displayed publicly on our website. We are always looking to improve the research space, and as always, glow responsibly.

AMC Essentials
EliteCOA VerifiedA+DomesticHas DealsAccepts Credit CardsAMC has been opened since 2023 and takes pride in customer service, 3rd party testing, transparency, authenticity, and the customer experience.

Orbitrex Peptides
EliteCOA VerifiedADomesticHas DealsPublic Service Member DiscountAccepts Credit CardsOrbitrex was founded with a simple goal: raise the standard for research products through uncompromising quality, transparency, and consistency. We recognized that researchers deserved access to products manufactured to rigorous specifications, supported by comprehensive analytical testing, and delivered with the level of professionalism expected from a trusted scientific partner.

S1Research
EliteCOA VerifiedA+DomesticHas DealsFrom 20% off site-wideAt Step One, we are dedicated to advancing scientific research by providing high-quality peptides for research purposes. With a commitment to precision and innovation, we supply researchers, laboratories, and institutions with the tools they need to make groundbreaking discoveries. Our peptides are meticulously synthesized and undergo rigorous quality control to ensure they meet the highest standards of purity and efficacy. Whether you’re conducting cutting-edge experiments or exploring new therapeutic possibilities, we are here to support your research with reliable, premium products. As a trusted partner in the scientific community, we prioritize transparency, integrity, and excellence in everything we do.

Aurora Peptides
FeaturedCOA VerifiedA++DomesticHas DealsAccepts Credit CardsAt the heart of Aurora Peptides, we’re simply two consumers who wanted to create a better experience for other consumers. We understand how important quality, communication, transparency, and customer service are because we were once on the other side ourselves. We wanted to build a company where customers feel valued, supported, and confident throughout their entire experience—from the moment they place an order to the moment it arrives. Aurora Peptides currently offers lyophilized peptides, raw cosmetic-grade peptides, amino blends, research sprays, and bacteriostatic water. As we continue to grow, our commitment remains the same: to provide quality products, clear communication, transparency, and the best possible customer experience. At Aurora, we’re always listening, learning, and growing alongside our customers. Your experience matters to us, and we’re committed to continuing to improve every step of the way.

High Tide Compounds
FeaturedCOA VerifiedA++DomesticHas DealsAccepts Credit CardsHigh Tide Compounds is a premium, U.S.-based source for research-use-only peptides and compounds, built for researchers who expect more from their reference materials. Every compound is supplied lyophilized for stability and intended strictly for in-vitro laboratory research — not for human or veterinary use. What sets us apart is the documentation behind it: each batch arrives with its own Certificate of Analysis, so you're always working from verified data for the exact lot in your hands. Rigor is our standard, not an add-on. Every batch is held to our seven-point quality program — identity, purity, net content, endotoxin, sterility, heavy metals, and batch conformity — and independently verified by Kovera Labs via methods such as HPLC and mass spectrometry, with every result tied to a traceable batch number. Fulfilled from the U.S. and shipped 2-day Express with FedEx. For researchers who value precision and transparency, High Tide is the considered choice.

AncientCityBiotech
FeaturedCOA VerifiedADomesticHas DealsAncientCity Biotech offers a diverse selection of research-grade products intended exclusively for Research Use Only (RUO). We are committed to providing great pricing, consistent quality, and dependable customer service to researchers across the United States. Our products are third-party tested, with a Certificate of Analysis (COA) available for every product, giving researchers greater transparency and confidence in the materials they purchase. Located in Georgia, AncientCity Biotech provides fast U.S. shipping and takes pride in delivering a consistent, reliable experience—from product quality and testing documentation to fulfillment and customer support.

NorthStar Compounds
FeaturedCOA VerifiedBDomesticHas DealsNorthStar Compounds is a Minnesota-based research supply company committed to providing high-quality research compounds with a focus on transparency, reliability, and exceptional service. We prioritize independently tested products, straightforward access to testing documentation, fast order processing, and responsive customer support. Our goal is simple: deliver a dependable, professional experience our customers can trust.

Peptinexia
FeaturedCOA VerifiedA++DomesticHas DealsFrom 10% off site-wideAccepts Credit CardsPeptinexia is a Napa Valley research supply company focused on providing clearly documented products backed by third-party testing. With batch-specific documentation and QR-linked COAs for each lot, we emphasize traceability, transparency, and a straightforward customer experience.

Phase One Labz
FeaturedCOA VerifiedA+DomesticHas DealsPhase One Labz is a premium research supply company built on blue-collar values, precision, and integrity. We provide high-quality research products with a modern, professional aesthetic and proudly support military personnel and first responders. Precision in Every Phase.

Aurora Aminos
VerifiedCOA VerifiedA+DomesticHas DealsAccepts Credit CardsCode auto-applies at checkoutWe are a family owned business, a husband and wife team who together have spent years in the Medical field as well as the research space before starting Aurora Aminos. Our company is a reflection of our values, core beliefs and strengths in customer service. We have meticulously vetted our suppliers to assure the highest quality and back up our quality with the proper testing. Every batch is tested, no matter how small. We strive to offer competitive pricing and we put our money where it matters, a quality product and quality testing.

River City Aminos
VerifiedCOA VerifiedA+DomesticHas DealsAccepts Credit CardsCode auto-applies at checkoutRiver City Aminos was built by researchers, for researchers — with a focus on quality, transparency, and dependable support. We provide high-purity research peptides and compounds for laboratory and in-vitro applications, backed by third-party testing, batch-specific CoAs, and strict quality standards. Our philosophy is simple: if it is not good enough for our own research, it does not ship. Built on Quality. Backed by Science. Driven by You.

Orvella Labs
VerifiedCOA VerifiedA++DomesticHas DealsOrvella Labs is a premium research peptide supplier committed to quality, transparency, and exceptional customer support. As a nurse-owned and active-duty Army-owned business, we bring a disciplined, detail-oriented approach to every aspect of our operation. All products undergo rigorous third-party testing, including comprehensive 7X testing standards, to ensure consistency and reliability. We believe researchers deserve both premium quality and fair pricing, which is why we focus on delivering a luxury customer experience without excessive markups. Our team is dedicated to providing responsive, accessible, and superior customer service, building lasting relationships through trust, integrity, and accountability. Whether you're an individual researcher or a larger organization, Orvella Labs is committed to being a dependable partner in your research needs.

Guardian Metabolics
VerifiedCOA VerifiedA++DomesticHas DealsGuardian Metabolics provides rigorously tested research materials with an emphasis on batch consistency and transparent reporting. Independent lab verification supports 7x across lots, and all documentation is made available for review. Built for researchers who value reliability over guesswork.

Lost Coast Aminos
VerifiedCOA VerifiedA++DomesticHas DealsFrom 30% off site-wideLost Coast Aminos is a U.S.-based research supply company specializing in research-grade peptides and laboratory compounds. We focus on competitive pricing, transparency, and consistent quality, with products supported by independent third-party analytical testing and batch-specific Certificates of Analysis. Our catalog includes individual research peptides, peptide blends, and other laboratory research materials. We ship domestically within the United States and provide responsive customer support with fast order fulfillment. All peptide products are sold strictly for laboratory and research purposes only and are not intended for human or veterinary use. Lost Coast Aminos has been operating since 2025 and continues to expand its product catalog and independent testing program.

Rocky Mountain Compounds
COA VerifiedDomesticAccepts Credit CardsLocated in Colorado, we provide affordable, accessible peptides for fellow researchers, backed by exceptional customer service you can count on.

VidaPeps
COA VerifiedDomesticVida is a whole-person wellness ecosystem built around the physical, mental, and spiritual dimensions of your life. VidaPeps delivers premium, research-focused peptide products and clear education. VidaCare provides physician-supported guidance and personalized, research-backed peptide protocols. Together, we use a holistic functional medicine approach that looks beyond isolated symptoms to understand your goals, lifestyle, and complete health picture. Our purpose is to help you pursue better wellness with trusted resources, informed support, and a plan designed for your whole self.

Alpine Aminos LLC
COA VerifiedDomesticAlpine Aminos was founded by a father-and-son team to bring greater clarity to a market where researchers are often asked to rely on a label and a single purity number. As a family-owned and veteran-owned business, we take personal responsibility for the standards we publish, the documentation we provide, and the support we offer.
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