Nexaph - Tesamorelin/Ipamorelin purity
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@denti We probably want vials finished after Aug 2026 because that's when Tesa started coming out sub 98 purity on multiple grey vendors on Jano COAs. Also unfortunately COA dates from US resellers don't tell when the product was actually finished. If Instant COA is from Aug, Tesa API and lyophilization must have happened a few months before that.
@denti We probably want vials finished after Aug 2026 because that's when Tesa started coming out sub 98 purity on multiple grey vendors on Jano COAs. Also unfortunately COA dates from US resellers don't tell when the product was actually finished. If Instant COA is from Aug, Tesa API and lyophilization must have happened a few months before that.
I think it would be interesting to see Jano retest a nexaph batch from earlier this year that got 99.8%. If it comes back at 97 and 98% then we know something has changed on Jano side and not on Nexaph side.
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@Stevepep Now I'm very tempted to order a few Tesa samples from different stateside resellers who don't use Janoshik and been showing 99% purity with some other labs to send to Jano to compare. But Tesa vials retail are sold so expensive, that I'm not sure if I want to pursue this "expensive" interest in this economy!

Khole Jano reply is very recent, just 10 days ago.
@pep_researcher Someone I know whose rat rhythms with candy may have done this already.
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@pep_researcher Someone I know whose rat rhythms with candy may have done this already.
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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.
@pep_researcher Other peptides do test above 99% but the expectation that all peptides are going to be >99% is ridiculous. Look at the purity allowance for peptides in the USP. Oxytocin has a purity spec of greater than 95. That's for pharma grade. Many pharmaceuticals have puritty spec less that 99%
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@stevepep On Krysia's channel dedicated for labs, someone asked about degraded Tesa purity on Janoshik COAs for multiple vendors, whether Jano changed their testing or calibration, and someone from Jano said NO CHANGE.
So had Tesa API or finishing gotten worse??


This is interesting because on Khole Peter responded that they had updated reference samples on several peps a while back. I think Tesa was one of them. Cain though said it was on telegram it’s why they sent the same batch to freedom to compare results
@Stevepep I asked again on K-hole TG channel specifically tagging Peter and he again confirmed that they haven't changed a thing in their testing.
So Tesa manufacturing has gone to dogs overall? This is not a good news for RUO and feeds into the propaganda spread by Eff Dee Aa and Big brothers unfortunately.

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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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@pep_researcher That was me, lol. I’ve been interested in this topic for some time now as an avid user of the Nexaph Tesa/Ipa blend.
There has been a huge back and forth about this. Many vendors have seen decreased Tesa purity results from Jano since around April/May. Claim was that they changed their testing procedure and discounted an impurity. Nexaph had their tesa retested at Freedom which came back at 99.9%. This was another instance which caused people to doubt Freedoms results. No domestic labs have shown lower purity numbers on Tesa, like Jano has.
Some vendors have not shown decreased Tesa purity though, which makes me wonder if it is an actual issue with some vendor’s Tesa, and not a change in lab testing.
Either way, the product has worked great, doubling my IGF.
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@Stevepep I asked again on K-hole TG channel specifically tagging Peter and he again confirmed that they haven't changed a thing in their testing.
So Tesa manufacturing has gone to dogs overall? This is not a good news for RUO and feeds into the propaganda spread by Eff Dee Aa and Big brothers unfortunately.

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@pep_researcher That was me, lol. I’ve been interested in this topic for some time now as an avid user of the Nexaph Tesa/Ipa blend.
There has been a huge back and forth about this. Many vendors have seen decreased Tesa purity results from Jano since around April/May. Claim was that they changed their testing procedure and discounted an impurity. Nexaph had their tesa retested at Freedom which came back at 99.9%. This was another instance which caused people to doubt Freedoms results. No domestic labs have shown lower purity numbers on Tesa, like Jano has.
Some vendors have not shown decreased Tesa purity though, which makes me wonder if it is an actual issue with some vendor’s Tesa, and not a change in lab testing.
Either way, the product has worked great, doubling my IGF.
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@Commander this times 1000
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@pep_researcher my understanding is they didn’t change anything they just got tighter reference samples. Peter has referred to the fact that Janoshik testing is getting better and better due to their vast database etc. it’s not just for Tesa
@Stevepep But that technically means change in testing. It's not just about equipment, it's also about reference standard. I think Peter would interpret it that way too.
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@Stevepep But that technically means change in testing. It's not just about equipment, it's also about reference standard. I think Peter would interpret it that way too.
@pep_researcher I don’t know what to tell you it’s not a change it’s common. The standards get more refined, as they do more testing the data improves. They can test more accurately as a result. Things don’t stay static in a lab. Peter talks about this all the time it’s a big advantage he thinks they have over other labs. It’s also the explanation as to why freedom tested at over 99pct and Janoshik tested at 96. Freedom is just popping it in without a reference so they can’t pinpoint purity like some other labs who use standards
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