Medical Definition of ISOMETRIC. 1. : of, relating to, or characterized by equality of measure; especially: relating to or being a crystallographic system characterized by three equal axes at right angles. 2.
ALSO READ: Diet for Abs: Foods for Six Packs Abs. Muscle Building: Worst Foods for Abs #2. Commercial peanut butter: Peanut butter is one of the best foods you can consume if you want to build muscle, due to its high protein content. Peanut butter is also a great post workout snack.
Leucine is also suspected to be the only amino acid which can stimulate muscle growth, and can also help prevent the deterioration of muscle with age. High leucine foods include cheese, soybeans, beef, chicken, pork, nuts, seeds, fish, seafood, and beans. The recommended daily intake for leucine is 39mg per kilogram of body weight, or 17.7mg per pound. A person weighting 70kg (~154 pounds) should consume around 2730mg of leucine per day.