
6 Foods To Add To Your Diet If You Want Increased Muscle Definition
HuffPost
Pro trainers, registered dietitians and medical doctors share their secret ingredients.
The beginning of the year is always a time when good intentions reign supreme — it’s when we tend to throw ourselves into resolutions focused on nutritious eating and fitness. While many of us lose our resolve within a couple of weeks, those who maintain their commitment to a healthier lifestyle may want to maximize their progress with clear and visible muscle definition. This goal requires a long-game approach involving both diet and exercise, but could you be derailing yourself with the wrong diet?
We spoke with pro trainers, registered dietitians and medical doctors about which foods can best highlight your hard muscle-defining work. To improve muscle definition, there are six foods you should consider adding to your 2025 diet.
Wild Salmon
Our experts overwhelmingly agreed that lean protein is king among foods that can help boost muscle definition. “Lean protein, such as egg whites, chicken breast, turkey breast, tilapia, shrimp, cod and lean cuts of beef or pork, supply the amino acids necessary for muscle repair and growth while minimizing fat intake, which helps maintain muscle definition,” explained Dr. Kayleigh Harrison, resident physician at Sonoran University of Health Sciences’ Medical Center in Tempe, Arizona.
One protein source that provides particular benefits for those looking to showcase their musculature is salmon, a “fatty” fish that nonetheless qualifies as a lean protein.

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