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Science Demands Purity.
We Deliver 99%+
We Deliver 99%+
Premium research peptides. 99%+ purity, third-party tested, shipped from the USA.
Ships from USA
GMP Manufactured
COA Included
0%+
Purity Guaranteed
99%+ purity, independently verified for every batch.
0+
Years in Research
12+ years pushing boundaries in peptide science.
0+
Batches Tested
10,500+ tested lots only the purest make the cut.
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Semax
Price range: $17.00 through $35.00 Select options This product has multiple variants. The options may be chosen on the product page
Why the Community Chooses PeptidesKingdom
Our commitment to absolute purity and transparency sets us apart in the community.
Third-Party Tested
Each batch is independently tested by accredited labs for purity and safety.
GMP Manufacturing
Made in sanatize facilities with strict Good Manufacturing Practices.
Ships from USA
Fast, secure delivery directly from our U.S. facility.
COA Included
Certificate of Analysis provided with every order for full transparency.
🧬 Expert • Personalized • Free
Stop Guessing Which Peptide to Use
Get Your Perfect Match in 2 Minutes
Our advanced algorithm analyzes your goals, experience, and preferences to recommend the exact peptide for your research needs. No more wasted time or money on the wrong compounds.
98%
Accuracy Rate
15,000+
Recommendations Made
7
Expert Questions
Expert recommendations based on 10+ years of research data
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Eliminates costly trial and error - find your perfect peptide instantly