Question 1

What is N-Acetyl Semax Amidate?

Accepted Answer

Acetylated and C-terminally amidated derivative of Semax, itself a synthetic analog of the ACTH(4-7) fragment (Met-Glu-His-Phe) extended with a Pro-Gly-Pro tail. The N-terminal acetyl and C-terminal amide groups are intended to slow enzymatic degradation and improve metabolic stability versus unmodified Semax. Proposed mechanisms include modulation of brain-derived neurotrophic factor (BDNF) and its receptor TrkB, plus effects on the dopaminergic and serotonergic systems. It is not FDA-approved; Semax is registered as a nootropic/neuroprotective drug only in Russia and Ukraine, and the acetyl-amidate variant is a grey-market research compound with no controlled human efficacy data. Merit Verified tracks independent COA test results for N-Acetyl Semax Amidate from multiple vendors.

Question 2

Which vendors sell N-Acetyl Semax Amidate with independent COA testing?

Accepted Answer

8 vendors in the Merit Verified directory have independent COA evidence on file for N-Acetyl Semax Amidate — 23 COAs total. COA coverage and test dates are listed on the N-Acetyl Semax Amidate page at https://meritverified.org/peptides/n-acetyl-semax-amidate.

Question 3

How do I verify the quality of N-Acetyl Semax Amidate from a vendor?

Accepted Answer

To verify N-Acetyl Semax Amidate quality, look for an independent certificate of analysis (COA) from a third-party lab — not a lab the vendor owns or pays directly. The COA should state the tested compound, lot number, purity percentage (identity and concentration), and the lab's name. Cross-reference the lot number against the vendor's current stock. Merit Verified indexes COAs for N-Acetyl Semax Amidate at https://meritverified.org/peptides/n-acetyl-semax-amidate so you can compare evidence across vendors before buying.

Question 4

What is the regulatory status of N-Acetyl Semax Amidate?

Accepted Answer

N-Acetyl Semax Amidate is classified as research-use only in the Merit Verified registry. In the United States, the FDA removed several peptides including BPC-157, TB-500, and GLP-1 analogues from the 503A compounding ingredient list in April 2026, restricting their use in compounded drugs for human administration. Vendors selling N-Acetyl Semax Amidate for research purposes are not selling it as a drug or supplement; the legal status of purchasing for personal use varies by jurisdiction. Merit Verified does not provide legal or medical advice — confirm current regulatory status with a licensed professional.

N-Acetyl Semax Amidate

Pricing for N-Acetyl Semax Amidate

COAs for N-Acetyl Semax Amidate