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Nexaph - Tesamorelin/Ipamorelin purity

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  • M Offline
    M Offline
    Mocha
    wrote last edited by
    #1

    Looking to buy a kit of the Tesa/Ipa from Nexaph. I can see the quantity in the COA provided by Janoshik but there is nothing that shows the purity. Does anyone know those numbers? Also, would be first time ordering through them based on all the reviews I've read on this site. Is it necessary to send out for additional testing or can I rely on what has already been done? From what I've read most people are quite satisfied with the products they're providing. Thanks.

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    • M Mocha

      Looking to buy a kit of the Tesa/Ipa from Nexaph. I can see the quantity in the COA provided by Janoshik but there is nothing that shows the purity. Does anyone know those numbers? Also, would be first time ordering through them based on all the reviews I've read on this site. Is it necessary to send out for additional testing or can I rely on what has already been done? From what I've read most people are quite satisfied with the products they're providing. Thanks.

      S Online
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      Stevepep
      wrote last edited by Stevepep
      #2

      @Mocha Jansoshik provides content when there is more than one peptide blended. They say determining purity is not possible to a level of accuracy they are comfortable with. Other testing facilities provide that data, but not Janoshik. If you email Cain at Nexaph, he will refer you to the individual peptide COA's for verification of purity. Hope this helps.

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      • B Offline
        B Offline
        BigPapi
        wrote last edited by
        #3
        This post is deleted!
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        • vpepsV Offline
          vpepsV Offline
          vpeps
          wrote last edited by
          #4

          I ordered a vial of the same batch of Tesa from Ameano (while it is 50% off total) to try and see it is ok. 97.8% purity from Janoshik lab, but no other problems are detected.

          attentiion is all you need

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          • pep_researcherP Offline
            pep_researcherP Offline
            pep_researcher
            wrote last edited by pep_researcher
            #5

            I noticed Aavant's latest Tesa batch also sits at 97% purity, Janoshik COA.
            Screenshot_20261018-184628.png

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            • B Offline
              B Offline
              BMAR
              wrote last edited by
              #6

              I asked that question regarding the purity, the response was only glp peptides are +/- 99% purity. Not sure how that works but didn't instill a lot of confidence to me. Would love to know what a more seasoned researchers perspective

              pep_researcherP 1 Reply Last reply
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              • B BMAR

                I asked that question regarding the purity, the response was only glp peptides are +/- 99% purity. Not sure how that works but didn't instill a lot of confidence to me. Would love to know what a more seasoned researchers perspective

                pep_researcherP Offline
                pep_researcherP Offline
                pep_researcher
                wrote last edited by
                #7

                @BMAR said:

                asked that question regarding the purity, the response was only glp peptides are +/- 99%

                Asked whom and who said only GLPs get 99% purity?

                That's not true at all. According to test results from Janoshik and other US labs like Vanguard, Trustpointe etc for other non GLP peps.

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                • pep_researcherP pep_researcher

                  @BMAR said:

                  asked that question regarding the purity, the response was only glp peptides are +/- 99%

                  Asked whom and who said only GLPs get 99% purity?

                  That's not true at all. According to test results from Janoshik and other US labs like Vanguard, Trustpointe etc for other non GLP peps.

                  B Offline
                  B Offline
                  BMAR
                  wrote last edited by
                  #8

                  @pep_researcher nexaph when I questioned the coa purity, didn't keep the email as I was sort of turned off

                  pep_researcherP 1 Reply Last reply
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                  • B BMAR

                    @pep_researcher nexaph when I questioned the coa purity, didn't keep the email as I was sort of turned off

                    pep_researcherP Offline
                    pep_researcherP Offline
                    pep_researcher
                    wrote last edited by
                    #9

                    @BMAR Hmmm having receipts would be better.

                    Why would Nexaph make such claims when you can just go on their website and check COAs of other non GLP peptides with 99+ purity? That's what I did.

                    Hard to believe your claim.

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                    • I Offline
                      I Offline
                      icynemby
                      wrote last edited by
                      #10

                      @bmar , the email response was correct. Only NXP 1P, NXP 2P, and NXP 3P carry a 99% purity guarantee. All other products carry a 97% purity guarantee. See FAQ section on home page. @pep_researcher, i think the distinction here is guaranteed purity vs actual purity.

                      pep_researcherP 1 Reply Last reply
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                      • pep_researcherP pep_researcher

                        @BMAR Hmmm having receipts would be better.

                        Why would Nexaph make such claims when you can just go on their website and check COAs of other non GLP peptides with 99+ purity? That's what I did.

                        Hard to believe your claim.

                        B Offline
                        B Offline
                        BMAR
                        wrote last edited by BMAR
                        #11

                        @pep_researcher believe what you like

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                        • I icynemby

                          @bmar , the email response was correct. Only NXP 1P, NXP 2P, and NXP 3P carry a 99% purity guarantee. All other products carry a 97% purity guarantee. See FAQ section on home page. @pep_researcher, i think the distinction here is guaranteed purity vs actual purity.

                          pep_researcherP Offline
                          pep_researcherP Offline
                          pep_researcher
                          wrote last edited by pep_researcher
                          #12

                          @icynemby I see. But is that FAQ recently added after the Tesa back to back batches test results or was it always there? Their recent KPV is sitting at sub 99 purity too.

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                          • pep_researcherP pep_researcher

                            I noticed Aavant's latest Tesa batch also sits at 97% purity, Janoshik COA.
                            Screenshot_20261018-184628.png

                            N Offline
                            N Offline
                            Neil McCauley
                            wrote last edited by Neil McCauley
                            #13

                            @pep_researcher said:

                            I noticed Aavant's latest Tesa batch also sits at 97% purity, Janoshik COA.
                            Screenshot_20261018-184628.png

                            97.98 average purity, I'd call that 98.

                            I have heard that Tesa, at 44 amino acids, is much more difficult to manufacture than the other GHRH analogs which are 29, and therefor results extra broken proteins which will affect the purity and make hitting 99%+ more difficult.

                            This leads to a potency issue. Now I certainly wouldn't want something in the 96% range or lower, a 97.98 average purity is probably on par with what everyone's been using this whole time, and those COAs claiming 99%+ were mostly doing less effective testing protocols.

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                            • I Offline
                              I Offline
                              icynemby
                              wrote last edited by
                              #14

                              @pep_researcher, I honestly don't know. Maybe someone with a bit more Nexaph experience can answer that one.

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                              • pep_researcherP pep_researcher

                                @icynemby I see. But is that FAQ recently added after the Tesa back to back batches test results or was it always there? Their recent KPV is sitting at sub 99 purity too.

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                                Stevepep
                                wrote last edited by Stevepep
                                #15

                                @pep_researcher @icynemby It used to be 99 for GLP products and 98 for the other stuff they reduced the 98 to 97 recently due to Janoshik's latest results. Jano has updated its testing methodology with more recent 100pct reference standards so the results are extremely accurate. My guess is they have been off in the past by a small margin like 1pct. The standards have always been there for the GLP products but testing is improving on all the other peptides. This is my understanding from their telegram and I have asked the question.

                                Some of the labs have been heavily investing in reference standards I have posted this before. Vanguard has supposedly spent 150k over the last 6 months. Jano double that. The standards allow the lab to pinpoint the peptide and get accurate results without filtering

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                                • S Online
                                  S Online
                                  Stevepep
                                  wrote last edited by Stevepep
                                  #16

                                  Bottom line the Tesa has probably always been 97pct but the testing showed 99. Vanguard and Jano for sure are going to show lower purity results on multiple non glp peptides than other labs

                                  I also ordered the Tesa so I guess I will find out the hard research way

                                  pep_researcherP 1 Reply Last reply
                                  1
                                  • S Stevepep

                                    Bottom line the Tesa has probably always been 97pct but the testing showed 99. Vanguard and Jano for sure are going to show lower purity results on multiple non glp peptides than other labs

                                    I also ordered the Tesa so I guess I will find out the hard research way

                                    pep_researcherP Offline
                                    pep_researcherP Offline
                                    pep_researcher
                                    wrote last edited by
                                    #17

                                    @Stevepep I see. I checked Peptidology Tesa as they are one of the very few remaining stateside resellers using Vanguard consistently. Their batches are showing 99% on Tesa.

                                    Skye and Peptide Crafters used Janoshik consistently until a few months ago. But now they too have moved to new kids around the block.

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                                    • pep_researcherP Offline
                                      pep_researcherP Offline
                                      pep_researcher
                                      wrote last edited by
                                      #18

                                      @stevepep It's a good sign that testing labs are upping their game.

                                      @bmar No hard feelings, this forum is particular about receipts, which I like, and so I pressed for that.

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