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ForumsCOA & Analytical TestingUnderstanding peptide purity percentages — what worked for you? Page 4

Understanding peptide purity percentages — what worked for you?

Dr.LipidDallas Wed, Dec 31, 2025 at 5:58 AM 21 replies 1,049 viewsPage 4 of 5
josh_phd_bmore
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Jul 2024
Baltimore, MD
Dec 31, 2025 at 11:38 AM#16

Congrats kate.chem!! You should be so proud of yourself. 🎉

Last edited: Dec 31, 2025 at 1:38 PM
23 20NurseKim_ATL, paul_denver, TinaHashiRN and 20 others
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wei_SG
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890
Nov 2024
Singapore, SG
Dec 31, 2025 at 11:55 AM#17

Dr.PathRoch — that is really helpful context on Understanding peptide. Follow-up question: did you change anything about your diet at the same time?

I am in a similar situation (month 2) and trying to set realistic expectations.

5 5SaraMom3, Dr.MetabolicMD, RetaRick_CA and 2 others
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PeptideChemSF
Senior Member
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9,012
Jan 2024
San Francisco, CA
Dec 31, 2025 at 12:12 PM#18

Want to share my personal experience related to Understanding peptide purity since I think it might help others in a similar situation.

I started my GLP-1 journey in October 2024 at 278 lbs with prediabetes and hypertension. My endocrinologist prescribed semaglutide 0.25mg to start.

Now, 16 months later: I am down 63 lbs, my labs have normalized, and I am off 2 of my 3 medications. The Understanding aspect specifically was something that made a big difference in my journey.

This community helped me every step of the way.

20 12FDA_TrackerJim, ricardo_MIA, BrianDallas92 and 17 others
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amy_econ_NJ
Member
567
2,567
May 2024
Princeton, NJ
Dec 31, 2025 at 12:29 PM#19

Dr.PathRoch — that is really helpful context on Understanding peptide. Follow-up question: did you experience any side effects during this phase?

I am in a similar situation (about to start) and trying to set realistic expectations.

Last edited: Dec 31, 2025 at 3:29 PM
49 12gary_naperville, sean_dublin, hannah_MT and 46 others
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laura_annarbor
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Dec 2024
Ann Arbor, MI
Dec 31, 2025 at 12:46 PM#20

Want to share my personal experience related to Understanding peptide purity since I think it might help others in a similar situation.

I started my GLP-1 journey in March 2025 at 250 lbs with metabolic syndrome. My telehealth provider prescribed semaglutide 0.25mg to start.

Now, 8 months later: I am down 70 lbs, my labs have normalized, and my sleep apnea has improved dramatically. The Understanding aspect specifically was something that made a big difference in my journey.

This forum was my go-to resource throughout.

37 16JenMemphis, pat_auckland, Dr.GastroMayo and 34 others
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