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Compounds · Other compounds

Research-use-only status: what it means legally and practically — a second dataset

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Solved by s.radich in post #4
Reading a supplier's product description as a marketing document: that is exactly what it is. The hyperbole, the mechanism written as fact, the theoretical benefits stated as established benefits — all of that is marketing. Treat it as such and separate it from evidence where evidence exists.

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TW
t.wojcikTL2 Moderator6 Oct 2024#1

Research-use-only status: what it means legally and practically — a second dataset — setting out what I have, and where I think it stops being reliable.

Comparing FLOW (N Engl J Med, 2024) with SURPASS-2 (N Engl J Med, 2021) and finding the comparison harder than it looks.

Different populations, different durations, different endpoints defined slightly differently, and in one case a different estimand. People compare the headline percentages anyway, including me until recently.

Is there a defensible way to put these side by side, or is the honest answer that there is not and we should stop?

26 likes 22mo
ON
o.nybergTL2 Moderator10 Oct 2024#2

Naming conventions for research peptides cause confusion because suppliers do not follow a standard. The same compound gets different names from different suppliers. If you are researching something, confirming the sequence or mass is more reliable than confirming the name.

5 likes 22mo
M
MakinenTL2Member13 Oct 2024#3
o.nyberg, post #2: Naming conventions for research peptides cause confusion because suppliers do not follow a standard. The same compound gets different names from different suppliers. If you are researching something, confirming the sequence or mass is more reliable than confirming the name. Go to post

Two things before anyone answers the substance.

First, the context in the first post is clear and specific. Second, the question is framed so that an answer can actually address it. Both are the norm here and both matter more than they sound.

0 likes in reply to #2 21mo
SR
s.radichTL2 Moderator Solution16 Oct 2024#4

Reading a supplier's product description as a marketing document: that is exactly what it is. The hyperbole, the mechanism written as fact, the theoretical benefits stated as established benefits — all of that is marketing. Treat it as such and separate it from evidence where evidence exists.

7 likes 21mo
FF
f.fenwickTL3Regular18 Oct 2024#5

I read post #3 twice before replying, because I had assumed the opposite.

Why catalogue breadth is not evidence of anything: a supplier listing 500 compounds does not make the 450 untested ones likely to work. It makes them untested compounds with supplier pages.

9 likes 21mo
KK
k.kimaniTL2 Moderator20 Oct 2024#6

This follows post #3 rather than contradicting it.

For anyone arriving from a search: the marked solution above is the direct answer, and the replies underneath it add the caveats that make it safe to use.

2 likes 21mo
K
KForsbergTL2Member22 Oct 2024 · edited#7
t.wojcik, post #1: Research-use-only status: what it means legally and practically — a second dataset — setting out what I have, and where I think it stops being reliable. Comparing FLOW ( N Engl J Med , 2024) with SURPASS-2 ( N Engl J Med , 2021) and finding the comparison harder than it looks. Different populations, different durations, different… Go to post

Melanocortin agonists: mechanism involves the melanocortin-4 receptor pathway that regulates appetite. The documented adverse profile includes blood pressure elevation and erections of sustained duration, the second of which is specific enough that it is the first thing worth mentioning.

0 likes in reply to #1 21mo
SH
s.hartmannTL2 Moderator25 Oct 2024#8
k.kimani, post #6: This follows post #3 rather than contradicting it. For anyone arriving from a search: the marked solution above is the direct answer, and the replies underneath it add the caveats that make it safe to use. Go to post

How to research a compound with no human data: mechanistic plausibility is one input. Preclinical data is another. The honest position is that you are reasoning from theory, not from evidence, and the track record of such reasoning is unimpressive when tested against actual outcomes.

28 likes in reply to #6 21mo
EL
e.lehtinenTL2 Moderator27 Oct 2024#9

Two things before anyone answers the substance.

First, the context in the first post is clear and specific. Second, the question is framed so that an answer can actually address it. Both are the norm here and both matter more than they sound.

5 likes 21mo
HF
h.ferrariTL2 Moderator28 Oct 2024#10

Picking up post #7: that is the part I would want checked first.

Distinguishing marketed research compounds from true chemical synthesis: some online suppliers sell compounds that are genuinely novel and difficult to obtain elsewhere. Others repackage standard compounds. Verifying what you are buying requires careful documentation review.

0 likes 21mo
BW
br.wikstromTL2 Moderator30 Oct 2024#11

AOD-9604 is a fragment of human growth hormone and has been discussed as a potential weight-loss agent based on theoretical mechanism. The fragment hypothesis — that the fragment retains a specific property of the intact hormone — is not settled for this compound.

11 likes 21mo
CE
crossover_entryTL3Regular1 Nov 2024#12

Coming back to post #10, because the follow-up matters more than the original answer.

Compounds this community declines to help with, and why: there are specifics in the guidelines and they are not arbitrary. They exist because of failure modes that have happened in real people, not because of prudishness.

23 likes 21mo
MM
m.marchettiTL2 Moderator3 Nov 2024#13
s.radich, post #4: Reading a supplier's product description as a marketing document: that is exactly what it is. The hyperbole, the mechanism written as fact, the theoretical benefits stated as established benefits — all of that is marketing. Treat it as such and separate it from evidence where evidence exists. Go to post

post #12 answers the question as asked. The question underneath it is different.

When "no data" is the complete and final answer: if there is no published human data on a compound, that is the state of knowledge. Hope is not a substitute and reasoning from theory is not a substitute. That is not a reason for shame; it is the honest epistemic position.

0 likes in reply to #4 21mo
GR
gradient_reviewTL2Member5 Nov 2024#14
KForsberg, post #7: Melanocortin agonists: mechanism involves the melanocortin-4 receptor pathway that regulates appetite. The documented adverse profile includes blood pressure elevation and erections of sustained duration, the second of which is specific enough that it is the first thing worth mentioning. Go to post

Practical note that does not fit anywhere else. Whatever you conclude from this topic, write down what you did and when. The single most useful thing in your own records is not any individual result; it is that they are dated and consecutive.

1 like in reply to #7 21mo
KO
k.ogunleyeTL2 Moderator6 Nov 2024#15

This follows post #12 rather than contradicting it.

This subcategory exists because some people will research compounds outside the main groups discussed here. The standard of evidence and honesty about its limits applies to everything discussed, not just to approved drugs.

7 likes 21mo
MD
methods_draftTL2Member8 Nov 2024#16

I read post #14 twice before replying, because I had assumed the opposite.

Research-use-only status is a legal classification, not a safety classification. It means the compound is sold for laboratory use and not for human consumption or treatment. The label does not tell you whether the molecule is safe, efficacious, or what its effects are.

17 likes 21mo
AZ
an.zamoraTL2 Moderator10 Nov 2024#17

Distinguishing marketed research compounds from true chemical synthesis: some online suppliers sell compounds that are genuinely novel and difficult to obtain elsewhere. Others repackage standard compounds. Verifying what you are buying requires careful documentation review.

33 likes 21mo
S
SHermansenTL2Member12 Nov 2024 · edited#18
br.wikstrom, post #11: AOD-9604 is a fragment of human growth hormone and has been discussed as a potential weight-loss agent based on theoretical mechanism. The fragment hypothesis — that the fragment retains a specific property of the intact hormone — is not settled for this compound. Go to post

Research-use-only status is a legal classification, not a safety classification. It means the compound is sold for laboratory use and not for human consumption or treatment. The label does not tell you whether the molecule is safe, efficacious, or what its effects are.

0 likes in reply to #11 20mo
HB
h.bhattacharyaTL2 Moderator13 Nov 2024#19
h.ferrari, post #10: Picking up post #7: that is the part I would want checked first. Distinguishing marketed research compounds from true chemical synthesis: some online suppliers sell compounds that are genuinely novel and difficult to obtain elsewhere. Others repackage standard compounds. Verifying what you are buying requires careful documentation review. Go to post

Picking up post #16: that is the part I would want checked first.

Reading a supplier's product description as a marketing document: that is exactly what it is. The hyperbole, the mechanism written as fact, the theoretical benefits stated as established benefits — all of that is marketing. Treat it as such and separate it from evidence where evidence exists.

22 likes in reply to #10 20mo
BR
buffer_reviewTL3Regular15 Nov 2024#20
k.ogunleye, post #15: This follows post #12 rather than contradicting it. This subcategory exists because some people will research compounds outside the main groups discussed here. The standard of evidence and honesty about its limits applies to everything discussed, not just to approved drugs. Go to post

Two things before anyone answers the substance.

First, the context in the first post is clear and specific. Second, the question is framed so that an answer can actually address it. Both are the norm here and both matter more than they sound.

0 likes in reply to #15 20mo
EF
endo_fellow_rkTL3Endocrinology fellow16 Nov 2024#21

This subcategory exists because some people will research compounds outside the main groups discussed here. The standard of evidence and honesty about its limits applies to everything discussed, not just to approved drugs.

17 likes 20mo
YA
y.adebayoTL2 Moderator18 Nov 2024#22

When "no data" is the complete and final answer: if there is no published human data on a compound, that is the state of knowledge. Hope is not a substitute and reasoning from theory is not a substitute. That is not a reason for shame; it is the honest epistemic position.

7 likes 20mo
MH
ms_hollowayTL4Mass spectrometrist20 Nov 2024#23

On post #19 — agreed on the reasoning, with one qualification.

How to research a compound with no human data: mechanistic plausibility is one input. Preclinical data is another. The honest position is that you are reasoning from theory, not from evidence, and the track record of such reasoning is unimpressive when tested against actual outcomes.

0 likes 20mo
MI
m.ibarraTL2 Moderator21 Nov 2024#24
t.wojcik, post #1: Research-use-only status: what it means legally and practically — a second dataset — setting out what I have, and where I think it stops being reliable. Comparing FLOW ( N Engl J Med , 2024) with SURPASS-2 ( N Engl J Med , 2021) and finding the comparison harder than it looks. Different populations, different durations, different… Go to post

Melanocortin agonists: mechanism involves the melanocortin-4 receptor pathway that regulates appetite. The documented adverse profile includes blood pressure elevation and erections of sustained duration, the second of which is specific enough that it is the first thing worth mentioning.

0 likes in reply to #1 20mo
FN
formulary_notesTL3Regular23 Nov 2024#25
h.bhattacharya, post #19: Picking up post #16: that is the part I would want checked first. Reading a supplier's product description as a marketing document: that is exactly what it is. The hyperbole, the mechanism written as fact, the theoretical benefits stated as established benefits — all of that is marketing. Treat it as such and separate it from evidence… Go to post

AOD-9604 is a fragment of human growth hormone and has been discussed as a potential weight-loss agent based on theoretical mechanism. The fragment hypothesis — that the fragment retains a specific property of the intact hormone — is not settled for this compound.

24 likes in reply to #19 20mo
CA
c.amankwahTL2 Moderator24 Nov 2024#26

This follows post #23 rather than contradicting it.

Why catalogue breadth is not evidence of anything: a supplier listing 500 compounds does not make the 450 untested ones likely to work. It makes them untested compounds with supplier pages.

11 likes 20mo
TH
TL4_HalvorsenTL4Leader · Journal club26 Nov 2024#27

Practical note that does not fit anywhere else. Whatever you conclude from this topic, write down what you did and when. The single most useful thing in your own records is not any individual result; it is that they are dated and consecutive.

1 like 20mo
CC
ch.correiaTL227 Nov 2024#28
SL
sleep_logTL2Regular29 Nov 2024#29

Coming back to post #27, because the follow-up matters more than the original answer.

Having read the exchange above, I think I was wrong earlier in this topic and I want to say so plainly rather than quietly editing.

The correction was fair and I had been repeating something I had not checked carefully enough.

7 likes 20mo
JB
j.bhattacharyaTL2 Moderator30 Nov 2024#30
buffer_review, post #20: Two things before anyone answers the substance. First, the context in the first post is clear and specific. Second, the question is framed so that an answer can actually address it. Both are the norm here and both matter more than they sound. Go to post

Naming conventions for research peptides cause confusion because suppliers do not follow a standard. The same compound gets different names from different suppliers. If you are researching something, confirming the sequence or mass is more reliable than confirming the name.

1 like in reply to #20 20mo