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Jintropin 191 amino acid and Kexing 192?

WannaImpress

New member
Well, I'm pretty fond of Jintropin's personally but was doing some research on the Kexings for the fact that they are sligthly cheaper. I have a friend who is pretty knowledgeable in field of rHGH coming from China and told him if he could do some research regarding the top labs out their and below is what he emailed me. Now I'm not saying it's true but certaintly something to think about as it could be accurate.

GENESCIENCE JINTROPIN

Jintropin is the most popular rHGH sold in China. According to IMS, an internationally recognized marketing firm, Jintropin is the absolute market leader in China with just over 75% market share.

Jintropin and Lily's Humatrope use a technology called secretion technology which will produce a 191 amino acid sequence growth hormone, with much less E.coli protein contamination and not any side effects associated with injection, such as red painful welts. This technology also has the advantage that growth hormone produced using secretion technology is very stable; it can be stable at 37C or 98 degrees for about 30 days. While growth hormone with192 amino acid sequence is only stable at room temperature for just a few days.

KEXING FITROPIN

To manufacture their rHGH, Fitropin, Kexing is using a technology called inclusion body technology, which can only produce a 192 amino acid growth hormone, very similar to Genentech's old growth hormone, Protropin. Growth hormone produced by inclusion body technology is very easily contaminated by the E.coli protein used to express the HGH. A very common side effect of this contamination lack of product potency due to degradation of the HGH and painful welts at the injection site.

Kexing's growth hormone's first amino acid is Met, while Jintropin and Lily's Humatrope's first amino acid is Phe (which is identical to natural growth hormone produced in your body). Because Kexing's first amino acid is Met, this indicates clearly that Kexing's growth hormone must have 192 amino acids with met being the extra amino acid.

PLEASE NOTE: all the rHGH manufacturers in China, (Kexing, Anke, United) except for GeneScience use the inclusion body technology.
 
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word around the kexing campfire is they're more pure than jinos..

politics or truth??
 
I have heard countless people praise Kexing just the same as Jino.

I think that site specific irritation is possible with either, based upon the user's body chemistry.


btw, I wasn't saying that there is the same amount of feedback on the Fitropin/Kexing as there is the Jino but mainly that out of the people that have used both, there doesn't seem to be a noticable difference.
 
satchboogie said:
word around the kexing campfire is they're more pure than jinos..

politics or truth??


I here you Satch...........guess we won't know until someone actually has them tested.

BigAndy69 said:
So much confusion...

Damn BA, you still alive? :D Glad to see you are still around bro.

Paulo, I have also read several posts where the BB community praise Kexings but I wonder if a 192 amino based rHGH will give you the same results as a 191 with side-effects in the long-run.
 
Well if it aint broke dont fix it........the little price difference isnt worth it to me.Jin's work good enough for me that im not willing to switch brands.Now if there was a big price diff,maybe!
 
WannaImpress said:
Well, I'm pretty fond of Jintropin's personally but was doing some research on the Kexings for the fact that they are sligthly cheaper. I have a friend who is pretty knowledgeable in field of rHGH coming from China and told him if he could do some research regarding the top labs out their and below is what he emailed me. Now I'm not saying it's true but certaintly something to think about as it could be accurate.

GENESCIENCE JINTROPIN

Jintropin is the most popular rHGH sold in China. According to IMS, an internationally recognized marketing firm, Jintropin is the absolute market leader in China with just over 75% market share.

Jintropin and Lily's Humatrope use a technology called secretion technology which will produce a 191 amino acid sequence growth hormone, with much less E.coli protein contamination and not any side effects associated with injection, such as red painful welts. This technology also has the advantage that growth hormone produced using secretion technology is very stable; it can be stable at 37C or 98 degrees for about 30 days. While growth hormone with192 amino acid sequence is only stable at room temperature for just a few days.

KEXING FITROPIN

To manufacture their rHGH, Fitropin, Kexing is using a technology called inclusion body technology, which can only produce a 192 amino acid growth hormone, very similar to Genentech's old growth hormone, Protropin. Growth hormone produced by inclusion body technology is very easily contaminated by the E.coli protein used to express the HGH. A very common side effect of this contamination lack of product potency due to degradation of the HGH and painful welts at the injection site.

Kexing's growth hormone's first amino acid is Met, while Jintropin and Lily's Humatrope's first amino acid is Phe (which is identical to natural growth hormone produced in your body). Because Kexing's first amino acid is Met, this indicates clearly that Kexing's growth hormone must have 192 amino acids with met being the extra amino acid.

PLEASE NOTE: all the rHGH manufacturers in China, (Kexing, Anke, United) except for GeneScience use the inclusion body technology.
Wonder where this information came from. I've used quite a bit of Kexing and have never experienced a "painful welts at the injection site". Try some Nutropin Depot and then we can talk about painful welts.

Don't let this be a deciding factor in which you choose. Personally, I prefered the Jin for a wide range of reasons.
 
I used the Kexing brand before and now the Fitropin from Kexing. I have not experienced any issues with welts. The first kit did not come with water and I have not used the water that comes with the fitropin. Since I have heard in the past the water may be the issue.


I believe the 192 is just as effective as 191. The problem that comes with 192 is that some people will development antibodies. If this happens, the effectiveness may be degraded. Since the 191 is identical to your bodies HGH, this doesnt happen.


I would like to see some more info on if kexing is 192 or 191.
 
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