5 Key Takeaways

• 1

  Researchers identified 196 lipid molecules across 56 japonica rice cultivars, including previously unreported fatty acid esters.

• 2

  The study examined the relationship between grain pigmentation, cultivation practices, and lipid composition in rice.

• 3

  Brown rice differed slightly from black, red, and green cultivars, with organic and conventional cultivation affecting lipid profiles.

• 4

  Fatty acid esters of hydroxy medium-chain fatty acids were most abundant in brown and green rice, confirmed by advanced mass spectrometry.

• 5

  Black rice had the lowest estimated glycemic index and showed slower starch digestion compared to typical white rice.