Chen, R., Zou, J., Liu, J., Kang, R
analyses were conducted using standard, publicly available statistical software
Diabetologia 38:14251433 Ziegler D, Hanefeld M, Ruhnau KJ, Hasche H, Lobisch M, Schutte K, Kerum G, Malessa R (1999) Treatment of symptomatic diabetic polyneuropathy with the antioxidant alpha-lipoic acid: a 7-month multicenter randomized controlled trial (ALADIN III study)
For a supplement to meaningfully boost GLP-1 levels, it would need to either dramatically increase GLP-1 production (far beyond what any food or supplement has been shown to do) or inhibit DPP-4 to slow GLP-1 breakdown