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TESTING & QUALITY

Testing & Quality Standards

At LuvionBio™, product integrity is our cornerstone, built on cutting-edge scientific validation. That’s why we’ve partnered with Freedom Diagnostics, a trailblazer in analytical chemistry and peptide testing, renowned for its groundbreaking contributions to research-grade quality assurance.

Freedom Diagnostics has rapidly emerged as a leader in the research chemical and peptide space, rivaling industry benchmarks like Janoshik and MZ Biolabs. Their state-of-the-art laboratory delivers rapid turnaround times, scalable sample processing, and meticulous regulatory-compliant documentation, including comprehensive Certificates of Analysis. Their scientific advancements in testing methodologies ensure unparalleled precision and reproducibility, setting new standards for reliability in peptide validation.

Freedom Diagnostics excels in the following cutting-edge testing capabilities:

  • HPLC (High-Performance Liquid Chromatography) for precise quantitative purity verification, ensuring compounds meet exacting standards.
  • Mass Spectrometry (MS/MS) for advanced identity confirmation and detailed peptide profiling, providing robust molecular insights.
  • Endotoxin Testing to rigorously assess biological safety for research-use-only (RUO) applications.
  • Stability Testing to scientifically determine shelf life and degradation profiles, enhancing product reliability.
  • pH, Solubility, and Visual Assay Reporting for comprehensive quality transparency, empowering researchers with clear, actionable data.

Through their innovative testing frameworks, Freedom Diagnostics empowers LuvionBio™ to deliver batches that consistently meet rigorous purity and performance standards. This partnership drives transparency and scientific confidence, giving researchers unparalleled trust in the compounds they select.”

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At LuvionBio, we are passionate about providing the highest-quality research-use-only peptides to scientists and laboratories across the U.S.—empowering discovery, accelerating progress, and pushing the boundaries of what’s possible. Read More

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  • LuvionBio LLC
  • 8 The Green #22694
  • Dover, DE 19901
  • United States

Hours

  • Monday - Friday
  • 8:00AM - 6:00PM
  • Eastern Standard Time
© 2024 LuvionBio LLC. All rights reserved.

All products offered by LuvionBio are intended for Research and Development Use Only. They are not designed for human consumption or any form of clinical application. The statements made on this website have not been evaluated by the U.S. Food and Drug Administration (FDA). Products and information provided are not intended to diagnose, treat, cure, or prevent any disease. LuvionBio operates solely as a chemical supplier. We are not a compounding pharmacy or a chemical compounding facility as defined under Section 503A of the Federal Food, Drug, and Cosmetic Act.

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Join the Luvion Community

Be the first to know about new products, research breakthroughs, and exclusive LuvionBio offers — including  15% off your first order when you join.

  • Your data stays sealed — just like our peptides. No leaks. Ever
1200+ Members Advancing Research Together
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CERTIFIED COMPLIANT Consistent

© 2025 LuvionBio. All rights reserved.

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    2 Day Cold-Chain Shipping

    Same-day shipments packed with PCM cold packs to maintain 2–8°C stability.

    Undetectable Endotxin Levels

    Unmatched purity: under 0.05 EU/mL, up to 100x cleaner than industry norms.

    cGMP & ISO Facilities

    All manufacturing partners are certified cGMP, ISO 9001, and operate ISO 5 (Class 100) cleanrooms.

    Continuous Improvement

    Weʼre obsessed with learning, feedback, and growth — every suggestion helps us better serve the research community with
clarity and care. Contact Us

    30 Day Money Back Guarentee

    Return or exchange your sealed an unopened products withing 30 days, no questions asked.

    100% Satisfaction Guarenteed

    LuvionBio Listens: Built With You, For You

    It is no secret that peptide research has the ability to change lives in ways we never imaged. LuvionBio exists to help bring that same potential to others, strictly within a compliant, research-focused framework.

    We didn’t create this company to chase a trend. We created it to raise standards.

    Every choice — from cold shipping, to clean branding, to rigorous testing — reflects our belief that research should never be compromised. And while we follow strict regulations, our passion for quality and customer care is anything but neutral. So, we offer the following to our research customers:

    ✅ 100% Satisfaction Guarantee

    If our product doesn’t meet your research expectations, we’ll fix it — no forms, no friction, no excuses. Just email us and we’ll make it right, every time. That’s our promise.

    💸 30-Day Money Back Guarantee

    If your product is unopened and still sealed, you can return it within 30 days — no questions asked. Every LuvionBio box includes a tamper-evident security seal, so you can buy with confidence and know your items arrived untouched.

    🚀 Continuous Improvement

    We’re not here to be average. We’re here to be elite.

    Every comment, suggestion, or critique is fuel for us to get better — and we mean that. We even built a dedicated feedback portal where you can submit ideas, complaints, or even jokes anonymously.

    Seriously — if you make us laugh, we’ll send you a 10% discount.

    Want to say hi? Have an idea? We’d love to hear from you.

    [Submit Feedback →] (Click Here)

    Cold Chain Shipping

    Your Research, Kept Cool and Clean

    Heat degrades research compounds And in the summer, that degradation happens fast.

    At LuvionBio, we invest heavily in cold-chain logistics — including pharmaceutical-grade insulated mailers and custom phase-change cooling packs that hold temperature for 48–72 hours, even in high heat. This isn’t cheap, but it’s necessary.

    Why it matters:

    Compounds like NAD⁺, Epithalon, GHK-Cu, and MOTS-c are heat-sensitive and can rapidly lose potency during shipping. We’ve seen firsthand how room-temperature delivery ruins research — and we refuse to let that happen to your order.

    You’re buying high-purity, verified material. We deliver it in a way that protects your investment — because stability matters as much as sourcing.

    Global Partnerships

    The Luvion team spent the last 18 months researching and building global manufacturing partnerships with our partners in South Korea, France, the USA and Germany so you don’t have to second-guess quality. Every LuvionBio product comes from facilities that have been rigorously vetted for:

    Peptides Manufacturing:

    cGMP Certification (FDA/EMA-level manufacturing compliance)

    ISO 9001:2015 Quality Systems

    ISO Class 5 (Class 100) Cleanroom Standards

    LAL Testing Capabilities for Endotoxins

    HPLC & Mass Spectrometry Validation

    Batch-level Traceability & Documentation

    Vacuum Lyophilization Processes

    If there’s a vetting criterion we’ve missed, let us know — we’ll ask our labs today. Because if it matters to you, it matters to us.

    White-Glove Client Support

    At LuvionBio, customer support isn’t an afterthought — it’s a cornerstone of our business. We know that research demands precision, and when you’re investing in delicate compounds, every question matters. That’s why we’ve built a White Glove Support Experience focused on clarity, care, and responsiveness.

    Here’s what you can expect:

    Expert Guidance:

    Our team includes science-minded professionals trained in peptide handling, logistics, and compliance. You’re not talking to a generic call center.

    Direct Communication:

    Have a question? Call, text, or email us and a real person will respond — often within hours.

    Order Assistance:

    Whether it’s a shipping question, documentation request, or research-use clarification, we’re on it.

    Live Chat (Coming Soon):

    We’re working on offering real-time chat so you can get answers fast, right from our site.

    Post-Purchase Follow-Up:

    Every order includes optional follow-up to ensure your experience met expectations.

    We’re here to solve, not sell. And if something isn’t perfect, we’ll make it right — no red tape, just solutions.

    State of the Art Manufacturing

    All manufacturing partners are certified cGMP, ISO 9001, and operate ISO 5 (Class 100) cleanrooms

    3rd Party Testing

    Purtiy Analysis

    Purity isn’t just a number — it’s the foundation of trust in research. Many peptide vendors claim “>99% purity,” but how that number is determined — and whether it’s even backed by real data — is often unclear. At LuvionBio, we believe purity should be quantified, visualized, and verified.

    What We Use:

    High-Performance Liquid Chromatography (HPLC)

    • HPLC is the gold standard for peptide purity testing. It separates and quantifies the individual components in a sample, clearly identifying impurities.
    • Every LuvionBio batch is tested by our partner, Freedom Diagnostics, a third-party lab using validated HPLC protocols, and our Certificates of Analysis include:
    • A full chromatogram (graph) showing the purity curve
    • Peak area percentages to transparently indicate primary compound vs. impurities.
    • Documentation of retention time and solvent conditions for reproducibility.

    Why This Matters:

    Tested. Trusted. Transparent.

    • True 99% purity means 99% of the material is your target peptide.
    • Without a chromatogram, “99%” is justa claim. Impurities — even at <1% — can interfere with results or indicate
    • degraded, incomplete, or mislabeled peptides.
    • We reject any batch that fails to meet our strict HPLC profile standards, regardless of whether it passes on paper.

    Market Chellenges Solved

    We solve the biggest issues in this space— unreliable sourcing, vague COAs, and slow, unresponsive service — with verified quality, fast shipping, and full transparency.

    Premium Packaging

    Our packaging isn’t just protective—it’s deliberate. Every order is shipped with PCM cold packs inside medical-grade insulated pouches, ensuring thermal integrity on arrival. Each peptide is housed in a premium fridge-ready box for clean, organized storage. The experience reflects the quality of what’s inside. Cheap packaging is often the first sign of a corner-cut lab. We spared no expense—because research deserves more than foam peanuts and loose vials.

    Cost vs Quality

    Luvion isn’t a budget peptide supplier—we’re a precision research institution. While discount sites compete on price, we compete on performance, compliance, and scientific quality. From third-party testing to ISO 5 cleanrooms, every partner is rigorously vetted. Elite researchers choose us not just for the compounds, but for the confidence that comes with them. You’re not just paying for a vial—you’re investing in a system built for serious outcomes. If results matter, quality always wins.

    Purity vs Stability

    We are the only RUO company to perform stability studies. Most RUO suppliers test purity once—at the start. But without stability testing, peptides made with poor raw materials can degrade fast. What starts at 99% purity may drop to 96%, 92%, or worse in just days due to pH shifts, broken chains, or oxidation. Luvion performs extended real-time stability testing, ensuring structural integrity weeks after production. If your research spans days or weeks, degradation could quietly ruin your results. We design against failure—others just hope you don’t notice.