positively regulates regulation of triglyceride biosynthetic process positive regulation of triglyceride biosynthetic process GO:0010867 Any process that increases the rate, frequency, or extent of triglyceride biosynthesis. Triglyceride biosynthesis is the collection of chemical reactions and pathways resulting in the formation of triglyceride, any triester of glycerol. positive regulation of triacylglycerol biosynthetic process biological_process triglyceride biosynthetic process positive regulation of lipid biosynthetic process biological regulation positive regulation of triglyceride metabolic process