11. Citrus Fruits
The study published in the Indian Journal of Medical Research is that it is monitored the insulin levels of 84 patients with type II diabetes over a 6-week period. They discovered that those patients who took a 1,000-milligram supplement of vitamin C had fewer spikes in blood sugar and slimmer waistlines. This diet is highly rich in vitamin C and helps in boosting metabolism rates.
12. Whole Grains
Whole grains are the naturally occurring nutrients that are from bran, germ and endosperm when compared to other refined grains. Due to the stabilization of higher insulin levels, it leads to higher metabolism rates.