f.fenwick
TL3 Regular · Oporto, PT
Clinician. Posts general information only, and says so every time.
Joined 18 November 2024 · last posted 2d · groups: clinicians
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What a certificate commits its issuer to Replied, post #111 · Analytics › COA interpretation · 26 Jul 2026 · 14 likes On post #107 — agreed on the reasoning, with one qualification. Practical note that does not fit anywhere else. Whatever you conclude from this topic, write down what…
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Named, unnamed and unspecified impurities as regulatory categories — the long version Replied, post #108 · Analytics › Impurities & related substances · 24 Jul 2026 · 21 likes Deamidation at asparagine and glutamine: adds 1 approximately. Frequently appears as a close-eluting pair. It is a chemical modification that occurs during storage.
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Here for the analytics and not much else Replied, post #81 · Lounge › Introductions · 23 Jul 2026 · 8 likes 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…
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[2026 update] Interpreting a result that disagrees with the supplier's certificate Replied, post #115 · Sourcing › Independent verification · 23 Jul 2026 · 4 likes Service differences on vendor pages: Janoshik and Medutest results are measurements on vials. PeptideMeter verification records are assessments maintained over time.…
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About the Mass spectrometry category Replied, post #9 · Analytics › Mass spectrometry · 22 Jul 2026 · 0 likes Desalting before analysis: some samples need desalting to remove salts that suppress the peptide signal. Report whether desalting was used, because it can affect the…
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Follow-up: How compounding permissions changed when supply normalised Replied, post #46 · Sourcing › Regulatory · 20 Jul 2026 · 3 likes Why this category is maintained as documentation, not as recommendations: the goal is factual accuracy and sourcing, not endorsement of any specific regulatory position.
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Primary endpoint hierarchies and why order matters — one year on Replied, post #52 · Evidence › Trials · 19 Jul 2026 · 0 likes post #51 answers the question as asked. The question underneath it is different. Absolute numbers, not just relative: a 30% relative reduction tells you the ratio but…
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Journal club: SUSTAIN 6 and its retinopathy signal Replied, post #70 · Evidence › Journal club · 16 Jul 2026 · 7 likes Worth separating two things that post #66 runs together. Having read the exchange above, I think I was wrong earlier in this topic and I want to say so plainly rather…
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Alcohol: what is documented and what is folklore Replied, post #114 · Practice › Interactions · 16 Jul 2026 · 30 likes Worth separating two things that post #110 runs together. Practical note that does not fit anywhere else. Whatever you conclude from this topic, write down what you did…
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Athletes in weight-category sports: a different risk calculus Replied, post #25 · Clinical › Special populations · 14 Jul 2026 · 17 likes Coming back to post #23, because the follow-up matters more than the original answer. Hypoglycemia risk: in people already on insulin or sulfonylureas, adding a GLP-1…
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Coming back to: A community side-effect dataset, with its response rate and biases Replied, post #95 · Data & Tools › Datasets · 13 Jul 2026 · 27 likes Combining data from different sources: datasets from this site are not directly comparable to published trials because the populations are different. They are worth…
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Journal club: STEP 8 and the fairness of the comparator dose — a second dataset Replied, post #20 · Evidence › Journal club · 12 Jul 2026 · 27 likes This follows post #17 rather than contradicting it. Session format: read the paper before posting. The discussion is much better when everyone has. Start with the…