Smarter peptides.Better outcomes.

99% HPLC-verified. Third-party tested. Shipped from the US.

PeptiNow Peptides

See the science.

Inside the PeptiNow line.
PeptiNow Peptides

Quality you can rely on.

99% HPLC-Tested Purity

Every batch is reverse-phase HPLC verified for accuracy, reliability, and consistent research outcomes.

Third-Party COA Included

A lot-keyed Certificate of Analysis ships with every order, verifiable by its lot number anytime.

Purity Guarantee

Every batch is independently validated against its COA. If a result does not match, the vial does not ship.

Trusted by Researchers

Used across labs, clinics, and scientific teams for consistent, repeatable research results.

Expert Support

Talk to people who know the chemistry — real answers on handling, storage, and lot lookup.

Fast US Shipping

Same-day dispatch from a US facility. Free shipping over $200.

Browse by collection.

Best sellers, new arrivals, essentials, and bundles.

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    Immune-Modulating Peptides

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    NAD+ (Nicotinamide Adenine Dinucleotide)

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  • Epithalon vial
    Longevity Research Peptides

    Epithalon

    $49.99 – $84.99
  • MOTS-C vial
    Mitochondrial Peptides

    MOTS-C

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05The Instrument

Reconstitution math, solved.

Pick your syringe, vial, water and target. Get the exact unit mark — visualized on a real-scale syringe so your math is one less thing to recheck.

  • Three syringe sizes (0.3 / 0.5 / 1.0 ml)
  • Custom mg / ml / mcg / mg inputs when presets don’t fit
  • Visual syringe filled to the exact draw mark
Example readout1.0 ml · 100 u

Target 10 mg → draw to 50 units on a 1 ml syringe.

20406080

Informational and research-support only. Not medical advice.

— First order

Get 10% off your first order + research updates.

One code to your inbox, plus the occasional research update. Use the code at checkout.