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Third-party lab reports publishedSee our test resultsFree EU shipping over 300 €Tracked delivery across the EUResearch use onlyThird-party lab reports publishedSee our test resultsFree EU shipping over 300 €Tracked delivery across the EUResearch use only
Third-party lab reports publishedSee our test resultsFree EU shipping over 300 €Tracked delivery across the EUResearch use onlyThird-party lab reports publishedSee our test resultsFree EU shipping over 300 €Tracked delivery across the EUResearch use only

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A clinical body composition analyser standing unused in a bare measurement room, the instrument behind the tirzepatide fat-free mass figure.
author-avatar Peptra Labs Research
Research Updates
09 Sep 2026
September 9, 2026

Tirzepatide 15 mg: 1.60 kg of Fat-Free Mass Lost

Tirzepatide 15 mg cut fat-free mass by 1.60 kg in a meta-analysis of 19 trials, where laboratory screening found risk the trial reports missed.
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A shallow glass dish of blue-green solution on a formulation bench, the topical form in which the GHK-Cu human trials were done.
author-avatar Peptra Labs Research
Regulatory & Industry
09 Sep 2026
September 9, 2026

GHK-Cu: 50 Years of Research, None on Injection

GHK-Cu has decades of human trials as a topical serum and none as an injection, NPR reports, with an FDA panel reviewing the injectable in February.
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A pharmacy shelf receding away with one section standing empty, the withdrawn predecessors behind the tirzepatide generation.
author-avatar Peptra Labs Research
Uncategorized
08 Sep 2026
September 8, 2026

Tirzepatide and Semaglutide: 15-20% in a New Review

Tirzepatide and semaglutide give 15 to 20 percent mean weight loss over 12 to 18 months, a new narrative review reports, with wider gains.
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An opened polystyrene shipper with fully thawed gel packs on a goods-in bench, the transit question MSK raises about wellness peptides.
author-avatar Peptra Labs Research
Regulatory & Industry
08 Sep 2026
September 8, 2026

Peptides and Cancer: What Memorial Sloan Kettering Says

Peptides sold online for wellness have not been through clinical trials, and Memorial Sloan Kettering has now told patients why that matters.
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An open thermocycler with a strip of tubes in the block under slatted light, the genetic confirmation behind this tirzepatide case report.
author-avatar Peptra Labs Research
Research Updates
07 Sep 2026
September 7, 2026

Tirzepatide in Prader-Willi: 3 Measures After One Swap

Tirzepatide replaced a GLP-1 agonist in a woman with Prader-Willi syndrome and refractory diabetes, and appetite, weight and glucose all improved.
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Two identical blood pressure monitors on a bare clinic desk with screens dark, the measurement that came out equal in this GLP-1 comparison.
author-avatar Peptra Labs Research
Research Updates
07 Sep 2026
September 7, 2026

GLP-1 in Resistant Hypertension: Equal BP, 4,153 Pairs

GLP-1 agonists and mineralocorticoid antagonists cut blood pressure almost equally in 4,153 matched pairs, yet the hard outcomes separated sharply.
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A continuous renal replacement machine standing ready in an empty intensive care bay, the treatment behind this tirzepatide case report.
author-avatar Peptra Labs Research
Research Updates
05 Sep 2026
September 5, 2026

Tirzepatide and Metformin: When Glucose Masks Ketoacidosis

Tirzepatide with metformin preceded severe lactic acidosis and ketoacidosis at near-normal glucose in a 59-year-old woman, who recovered on dialysis.
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An empty committee room with a long table and identical chairs, the setting where GLP-1 guidelines get written.
author-avatar Peptra Labs Research
Regulatory & Industry
05 Sep 2026
September 5, 2026

GLP-1: WHO Guidelines, 1 Billion People, 3 Industries

GLP-1 now has a WHO guideline, and a Science editorial names the three industries competing around it: pharmaceutical, food and wellness.
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A balance holding two identical measured portions of feed, the pair-feeding step that separates weight loss from the semaglutide effect.
author-avatar Peptra Labs Research
Research Updates
04 Sep 2026
September 4, 2026

Semaglutide vs Pair-Fed Rats: Splitting Drug From Weight

Semaglutide and pair-fed rats both gained on reproductive measures, but the hormone results separated the drug effect from the weight loss effect.
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An empty circular behaviour arena in a dim testing room, the apparatus behind the memory results in this semaglutide study.
author-avatar Peptra Labs Research
Research Updates
04 Sep 2026
September 4, 2026

Semaglutide Extended Lifespan in Mice Treated at 20 Months

Semaglutide started at 20 months extended lifespan in female mice and beat matched calorie restriction on memory, exploration and glucose control.
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