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Peptides and compounds studied for tissue repair, joint support and recovery.
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Research on mitochondrial function, cellular energy and healthy aging.
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Reta Side Effects: What the Trials Reported
Across the published phase 2 and phase 3 trials, the most common reta side effects were gastrointestinal (nausea, diarrhoea, constipation and vomiting), mostly mild to moderate, concentrated in the weeks when doses… Read more
Peptide Research
Is Reta Legal in Canada?
Short version: reta (retatrutide) is not a controlled substance in Canada, and it is lawful to sell and buy as a laboratory research material. It is not an approved medicine, so it… Read more
Peptide Research
Tesamorelin vs HGH: How They Differ
Tesamorelin is a 44-amino-acid analogue of growth hormone releasing hormone (GHRH) that signals the pituitary to release the body’s own growth hormone, while HGH (somatropin) is growth hormone itself, a 191-amino-acid protein… Read more
Peptide Research
Tesamorelin vs Tirzepatide: How They Differ
Tesamorelin is a growth hormone releasing hormone analogue studied for visceral (deep abdominal) fat, while tirzepatide is a dual GIP and GLP-1 receptor agonist studied for blood sugar and body weight. One… Read more
Peptide Research
TB-500 vs Thymosin Beta-4: Fragment or Full Protein?
Thymosin beta-4 is a natural 43-amino-acid protein found in almost every cell, where it holds actin, the protein cells use to move and change shape. TB-500, as identified by doping-control laboratories, is… Read more
Peptide Research
Semax vs Cerebrolysin: How They Differ
Semax is a single, defined seven-amino-acid peptide built from a fragment of ACTH, while Cerebrolysin is a mixture of small peptides prepared from pig brain. Both are studied in stroke and brain… Read more
Peptide Research
SS-31 vs Epitalon: Two Ageing Tetrapeptides Compared
SS-31 and Epitalon are both four-amino-acid peptides studied in ageing, but they act in different parts of the cell: SS-31 binds cardiolipin in the inner mitochondrial membrane to support energy production, while… Read more
Peptide Research
Selank vs SSRIs: How They Differ
Selank is a seven-amino-acid peptide built on tuftsin and studied in anxiety disorders, while SSRIs (selective serotonin reuptake inhibitors) are a class of approved antidepressant medicines that block the serotonin transporter and… Read more
Peptide Research
Selank vs Xanax: How They Differ
Selank is a seven-amino-acid peptide built on tuftsin and studied for anxiety, while Xanax (alprazolam) is a triazolobenzodiazepine, an approved prescription medicine for anxiety and panic disorders that enhances GABA signalling at… Read more
Peptide Research
Retatrutide vs Tesamorelin: How They Differ
Retatrutide is an investigational once-weekly peptide that acts on three metabolic hormone receptors (GIP, GLP-1 and glucagon) and is studied for whole-body weight, blood sugar and liver fat, while tesamorelin is an… Read more
Peptide Research
Retatrutide vs MOTS-c: How They Differ
Retatrutide is an investigational hormone-receptor agonist with phase 3 trials in thousands of people, while MOTS-c is a 16-amino-acid peptide encoded in mitochondrial DNA, studied mainly in cells and mice for how… Read more
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