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Peptide Critic Community

Peptide Critic Community

  1. Randy the Rats Research Forum
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  4. Lab vs Lab, We tested 5 Labs using the same Kit.
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Lab vs Lab, We tested 5 Labs using the same Kit.

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  • J Offline
    J Offline
    jimmy4407th
    wrote on last edited by
    #41

    @randy Do you think kits are ever mixed?
    I have the mind set that it’s just business and people in china are doing the right thing… I still pin it anyway

    RandyR 1 Reply Last reply
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    • J jimmy4407th

      @randy Do you think kits are ever mixed?
      I have the mind set that it’s just business and people in china are doing the right thing… I still pin it anyway

      RandyR Offline
      RandyR Offline
      Randy
      wrote on last edited by
      #42

      @jimmy4407th what do you mean, mixed?

      "If it doesnt come in a needle. It doesn't work"

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      • RandyR Randy

        @jimmy4407th what do you mean, mixed?

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        jimmy4407th
        wrote on last edited by
        #43

        @Randy I should have clarified. Different patches in one kit.

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        • RandyR Offline
          RandyR Offline
          Randy
          wrote on last edited by
          #44

          It could happen but there's typically a different cap color for every batch.

          At the end of the day they could be putting caps on from batches made months apart

          "If it doesnt come in a needle. It doesn't work"

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            Commander
            wrote on last edited by
            #45

            Actually a fee vendors on TG have been saying they have been using the same cap colors on different batches and no batch numbers. Makes it really hard to track what is wjat for testing purposes

            Please excuse my typos. Small Phone & Bad Eyes

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            • N Offline
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              Nuncles
              wrote last edited by Nuncles
              #46

              So how do you determine your mass to use if it varies from different vendor?
              I recently had GHK-CU 50mg order. The vendor COA (Jano) had two vials. 54.84 and 55.22. The second party vendor paid COA (Jano) came back at 54.83, 52.31, and 53.24. Close to the first but just a slightly lower average. The 3rd party COA (Trustpointe) came back a fair amount lower at 51.280 and 50.735. Are you still taking an average of all vials to use as your vial's mass for reconstituion?

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              • N Nuncles

                So how do you determine your mass to use if it varies from different vendor?
                I recently had GHK-CU 50mg order. The vendor COA (Jano) had two vials. 54.84 and 55.22. The second party vendor paid COA (Jano) came back at 54.83, 52.31, and 53.24. Close to the first but just a slightly lower average. The 3rd party COA (Trustpointe) came back a fair amount lower at 51.280 and 50.735. Are you still taking an average of all vials to use as your vial's mass for reconstituion?

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                Commander
                wrote last edited by
                #47

                @Nuncles
                This is exactly why I do not use the “test” among for my calculations when reconing it.
                Had an entire kit tested using multiple labs and they all varied. Some came in at 18.xx and others came in at 20.xx.. I think one might have even came back 22.xx, can’t remember exactly.
                I just use the label amount (int my case 20m)) unless it comes back a lot lower, like the SS-31 from a group buy that came back at 40mg. In that case, I use the 40mg

                Please excuse my typos. Small Phone & Bad Eyes

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                • C Commander

                  @Nuncles
                  This is exactly why I do not use the “test” among for my calculations when reconing it.
                  Had an entire kit tested using multiple labs and they all varied. Some came in at 18.xx and others came in at 20.xx.. I think one might have even came back 22.xx, can’t remember exactly.
                  I just use the label amount (int my case 20m)) unless it comes back a lot lower, like the SS-31 from a group buy that came back at 40mg. In that case, I use the 40mg

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                  Nuncles
                  wrote last edited by
                  #48

                  @Commander That's exactly what I thinking in the beginning. I was going to use the "label" amount. Since we never know exactly how much is in any individual vial, it will never be exact. I had just figured the dose would be a little strong or a little weak depending on the actual content in a particular vial. But the more I kept reading, the more I saw people stating they use the average since it may make a big difference in some peptides. But the average varying so much in different tests throws a big wrench in the theory of using the average as a standard.

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                  • N Nuncles

                    @Commander That's exactly what I thinking in the beginning. I was going to use the "label" amount. Since we never know exactly how much is in any individual vial, it will never be exact. I had just figured the dose would be a little strong or a little weak depending on the actual content in a particular vial. But the more I kept reading, the more I saw people stating they use the average since it may make a big difference in some peptides. But the average varying so much in different tests throws a big wrench in the theory of using the average as a standard.

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                    Commander
                    wrote last edited by
                    #49

                    @Nuncles
                    Exactly. I bought 20 Kits of Reta 20mg. 15 are for me and 5 for a friend. The 4 or 5 labs came back with different values. So how can you possibly use the average? I also noticed a trend with the labs. Most of the time they seem to be consistent with the difference between them.
                    So what labs results do you use to average them for dose? Unless you have a true manufacturer that intentionally overfills (I believe Lobster does this), you really can’t average them unless they are way off. I had MOTS-C that tested 49mg (labeled 40mg), I might do it with that big of a variation, but not with a 20mg that tests at 21.xx by one lab because it could test different by another.
                    Some labs seem to be off more times than not.
                    And what if you are averaging 22.3, 22.6, & 22.1 for reta 20mg because say iLS came up with those numbers. Then you have a problem and you “feel” like it isn’t really as strong as the Reta you got from a different vendor before. But your previous vendors test results tested at 18.59 & 18.78 and you averaged those numbers. And you “felt” like the Vendors Reta was better or “stronger” it simply could be that it really was 20mg but the way that lab tests come up with lower numbers.

                    Please excuse my typos. Small Phone & Bad Eyes

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                    • E Offline
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                      Eleanor
                      wrote last edited by
                      #50

                      I just bot a 30mg Wolverine Plus w/3 peps in it. One was 10 & chg, the other 11 & change and another 13 & chg. I sort of always thought of this like a GLOW or KLOW blend and working by the highest number in the vial.

                      Proud to be on a gubmint watch list

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                      • C Offline
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                        Commander
                        wrote last edited by
                        #51

                        I think if we try to average the numbers from COAs we will just be chasing our tales…

                        Please excuse my typos. Small Phone & Bad Eyes

                        I 1 Reply Last reply
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                        • C Commander

                          I think if we try to average the numbers from COAs we will just be chasing our tales…

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                          islander671
                          wrote last edited by
                          #52

                          @Commander I won't lie I sort of have been doing this, since I got mine tested and sometimes came above and sometimes came below. Curious are most people just going with what label they bought instead of the COA?

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                          • I islander671

                            @Commander I won't lie I sort of have been doing this, since I got mine tested and sometimes came above and sometimes came below. Curious are most people just going with what label they bought instead of the COA?

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                            Stevepep
                            wrote last edited by
                            #53

                            @islander671 For me depends on the lab. So if it's Janoshik, I trust the numbers, and a vendor like Nexaph is testing 3 vials for ID, Purity, and Content If they're all different, like NAD+ 490, 525, 519, I just use 500. But like on Reta 24, when all 3 are above 28. something, I use 28. I just reconstituted these, so I had the numbers handy. Its a little different if they test one vial. The other thing is I find that the larger numbers have larger variations, like NAD+.

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                            • I islander671

                              I don't see reta on their website, will they be selling or sold reta? New to this world, and this is seems to be a signal of who to trust in a world that seems really hard to find a trustworthy provider.

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                              medicmiked
                              wrote last edited by
                              #54

                              @islander671

                              Eli Lilly has went after a lot of vendors for using the name "retatrutide" so all have slightly different naming conventions. You may see it at GLP-3 or GLP-3R or "Triple agonist" or some variation of their own names. Southern Aminos has it as SA-3R. Most will have a 3 and R in there somewhere for Reta just like Tirzepatide will probably have a 2 and T in their names.

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                              • R Offline
                                R Offline
                                ReallyRandy
                                wrote last edited by
                                #55

                                I had a Nexaph 24mg retatrutide tested in Tucson. It came back with a disappointing 97%. But was was overfilled by 9mg 1000016760.jpg 1000016758.jpg ![1000016759.jpg](/assets/uploads/files/1785697023373-Screenshot_20260802_115405_Messages.jpg Screenshot_20260802_115352_Messages.jpg Screenshot_20260802_115346_Messages.jpg 1000016759.jpg)

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                                • R ReallyRandy

                                  I had a Nexaph 24mg retatrutide tested in Tucson. It came back with a disappointing 97%. But was was overfilled by 9mg 1000016760.jpg 1000016758.jpg ![1000016759.jpg](/assets/uploads/files/1785697023373-Screenshot_20260802_115405_Messages.jpg Screenshot_20260802_115352_Messages.jpg Screenshot_20260802_115346_Messages.jpg 1000016759.jpg)

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                                  Stevepep
                                  wrote last edited by
                                  #56

                                  @ReallyRandy while the issue is you went to MZ Biolabs to test.

                                  R 1 Reply Last reply
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                                  • S Stevepep

                                    @ReallyRandy while the issue is you went to MZ Biolabs to test.

                                    R Offline
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                                    ReallyRandy
                                    wrote last edited by
                                    #57

                                    @Stevepep What do you mean?

                                    S 1 Reply Last reply
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                                    • R ReallyRandy

                                      @Stevepep What do you mean?

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                                      Stevepep
                                      wrote last edited by
                                      #58

                                      @ReallyRandy it doesn’t appear to be a trustworthy lab. A google search tuned up some bad reviews. I have never heard of them so can’t comment. If I had to choose which results to believe I would favor Janoshik

                                      R S 2 Replies Last reply
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                                      • S Stevepep

                                        @ReallyRandy it doesn’t appear to be a trustworthy lab. A google search tuned up some bad reviews. I have never heard of them so can’t comment. If I had to choose which results to believe I would favor Janoshik

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                                        ReallyRandy
                                        wrote last edited by
                                        #59

                                        @Stevepep Nexaph said 99% or your money back. I submitted the coa. They said they would only consider Janoshik, and that made me think Janoshik was bought off. Are they truly reliable?

                                        S 1 Reply Last reply
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                                        • R ReallyRandy

                                          @Stevepep Nexaph said 99% or your money back. I submitted the coa. They said they would only consider Janoshik, and that made me think Janoshik was bought off. Are they truly reliable?

                                          S Offline
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                                          Stevepep
                                          wrote last edited by
                                          #60

                                          @ReallyRandy Cain has little faith in these small labs. The three right now that people have high confidence in are AFI, Vanguard and Janoshik.

                                          R RandyR 2 Replies Last reply
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