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For laboratory research purposes only.
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Browse the complete Prosper Labs lineup — strength options visible before you click, COA access on every product.
KLOW
Endotoxin Available · Research Use Only
IGF-1 LR3 - 1MG
Endotoxin Available · Research Use Only
California Fulfillment
Freedom Diagnostics TestedCalifornia FulfillmentFreedom Diagnostics TestedCalifornia FulfillmentFreedom Diagnostics TestedCalifornia FulfillmentFreedom Diagnostics TestedCalifornia FulfillmentFreedom Diagnostics TestedCalifornia FulfillmentFreedom Diagnostics Tested99%+ HPLC PurityCOA On Every Product99%+ HPLC PurityCOA On Every Product99%+ HPLC PurityCOA On Every Product99%+ HPLC PurityCOA On Every Product99%+ HPLC PurityCOA On Every Product99%+ HPLC PurityCOA On Every ProductBuilt on Verified Science
Every Compound.
Every Batch.
Every Test.
Independent laboratory testing verifies every batch. Certificates of Analysis are available online so researchers can review documentation before ordering.
01
99%+ HPLC Purity
Every product holds a hard 99%+ purity floor — measured by HPLC, not estimated.
02
Freedom Diagnostics Tested
Independent, accredited U.S. lab. Third-party. No exceptions. COA on every product page.
03
Batch Documentation
Testing records and Certificates of Analysis are available for review before purchase.
04
California Fulfillment
Orders are processed through our fulfillment center in California.
Freedom Diagnostics Verified
California Fulfillment
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Research-grade quality. Built to buy with confidence.
99%+ purity · Independent testing · COA access · California fulfillment.
FAQ
Common questions, answered.
Are Prosper Labs products for human use?+
No. All products are sold strictly for laboratory and research purposes only. They are not intended for human consumption, veterinary use, or any medical treatment. By purchasing, you confirm you are a qualified researcher complying with all applicable local laws.
Where do you ship from?+
Our fulfillment center is located in California. Orders are processed and shipped from there.
How is purity verified?+
Every batch is independently tested by Freedom Diagnostics — an accredited third-party U.S. laboratory. We hold a 99%+ HPLC purity standard on every product. Certificates of Analysis are published directly on each product page so you can review results before you buy.
How do I view the Certificate of Analysis?+
Click the eye (◉) button on any product card, or click "Jump to COA" on the product page. The COA loads inline — no downloads or external links required.
How fast does my order ship?+
Orders are processed and handled within 24 hours of placement. Shipping carrier options and estimated delivery times are shown at checkout.