“However, the addition of 10% (v/w) palm oil during cooking helped increasing the bioaccessible beta-carotene contents after digestion in all cooking methods, compared to those without palm oil addition (p<0.05).”
“The findings of this study suggested that the addition of 10% (v/w) palm oil during cooking could improve the bioaccessible beta-carotene contents in the sweet leaf, especially when the sweet leaf was cooked by microwave.”