The Product Catalog At its peak, Peptide Sciences offered over 100 research peptides spanning virtually every category the biohacking and longevity communities cared about: Growth hormone secretagogues: CJC-1295, Ipamorelin, Sermorelin, Tesamorelin, MK-677 Tissue repair and recovery: BPC-157, TB-500 (Thymosin Beta-4), GHK-Cu Weight loss and metabolic: Semaglutide, tirzepatide, retatrutide, AOD-9604, MOTS-c Cognitive and neuroprotective: Selank, Semax, Dihexa, PE-22-28 Immune modulation: Thymosin Alpha-1, LL-37 Sexual health: PT-141 (Bremelanotide), Melanotan II Longevity: Epitalon, FOXO4-DRI, NAD+ peptides Every product came with the industry-standard disclaimer: For research use only
FDA approval for retatrutide is not expected before 2027, with some analysts projecting 2028
[DOI] [PubMed] [Google Scholar] 27.Salaspuro V., Hietala J., Kaihovaara P., Pihlajarinne L., Marvola M., Salaspuro M
Lee et al., 2023
There is a large indeterminate zone between normal and abnormal levels (see Figure1: B 12 Test Result Review and Process Algorithm for Patients with Risk Factor for B 12 Deficiency* and/or Non- Specific** or Specific Symptom of B 12 Deficiency below)
Studies show benefits for asthma, resistance training, endurance training, and kidney disease
