These Nutritious Foods Are Great For Building Lean Muscle

Swig Some Apple Cider Vinegar Before Eating

Rajya Laxmi/Flickr 

It’s recommended to consume apple cider vinegar before a meal because it can raise insulin sensitivity by 34 percent.

According to Medical News Today, high insulin sensitivity allows the cells of the body to use blood glucose more effectively, which reduces blood sugar. This also causes people to gain lean muscle.