Table 1.

Criteria used for inclusion of randomized controlled trials.

Participants	Type 2 diabetes patients (men and women), 18 years and above, with any sample size
Intervention	Oral supplementation of ALA ≥4 weeks
Comparator	Placebo
Outcome	HbA1c, LDL-C, weight and BMI, FPG, SBP, DBP, HDL-C, TC, TG, and CRP
Study design	Randomized controlled trials
Time/date	Studies published up to 21 May 2021
Other	English only Full text only