Highlights
• Purple corn kernels have ∼3–5 g/kg anthocyanins, >10-fold higher than yellow corn.
• Phenolics: 810–4110 mg GAE/100 g DW vs 50–350 in conventional maize.
• Anthocyanins are the main pigments in purple corn, unlike carotenoids in yellow corn.
Highlights (1/2)
• Ultrasound treatment enhanced the antioxidant activity of coffee leaf kombucha by 36.74 % compared to the untreated control.
• Ultrasound increased vitamin C (44.87 %), mangiferin (8.03 %), and isoquercitrin (18.14 %) levels in coffee leaf kombucha.