Veys KR, DHauwers KW, van Dongen A, Janssen MC, Besouw MTP, Goossens E, van den Heuvel LP, Wetzels A, Levtchenko EN (2018) First successful conception induced by a male cystinosis patient
L-carnitine is found most abundantly in red meat, especially beef, lamb, and bison
A 2026 narrative review in Clinical Obesity by Urbina and colleagues, which pooled six studies covering 480,825 adults, found that more than 60% of GLP-1 users consumed below estimated requirements for calcium and iron, and that average vitamin D intake landed at just 20% of recommendations (PubMed: 41549912)
Green tea extract further enhances this effect by activating thermogenesis, a process that requires a significant amount of energy