Research using peptides requires precise measurements
Mol Psychiatry 27:50495061 Bot M, Milaneschi Y, Al-Shehri T, Amin N, Garmaeva S, Onderwater GLJ, Pool R, Thesing CS, Vijfhuizen LS, Vogelzangs N, Arts ICW, Demirkan A, van Duijn C, van Greevenbroek M, van der Kallen CJH, Kohler S, Ligthart L, van den Maagdenberg A, Mook-Kanamori DO, de Mutsert R, Tiemeier H, Schram MT, Stehouwer CDA, Terwindt GM, Willems van Dijk K, Fu J, Zhernakova A, Beekman M, Slagboom PE, Boomsma DI, Penninx B, Consortium B-NM (2020) Metabolomics profile in depression: a pooled analysis of 230 metabolic markers in 5283 cases with depression and 10,145 controls
These products were found with a reduced energy than the corresponding starting materials, indicative of an energetically favored catalytic transformation
It still supports metabolism, but pairing with activity gives the most advantage