Protein.
Protein is the essential nutrient that makes up your skin, hair, nails, muscles, and organs. It plays a key role in the structure and function of these tissues in the body, helping with growth, repair, and maintenance. Eating a diet rich in protein sources like meat, fish, eggs, dairy, legumes, and nuts is important for overall health and well-being.
carbohydrates
An essential nutrient that makes up more than 50% of your body weight, important for growth, building and maintaining muscles, and supplying the body with energy, among other things
muscle fibres
protiens
Water
An essential nutrient that makes up more than 50% of your body weight, important for growth, building and maintaining muscles, and supplying the body with energy, among other things
Nutrient? That would be fat. But if you mean substance, that would be water.
Protein
phosphorus
our blood carries nutrient to our muscles
Water makes up about 60% of your total body weight. It is estimated that over 50 % of the dry weight of your body is protein. Your muscles, hair, nails, skin and eyes are made of protein. So are the cells that make up the liver, kidneys, heart, lungs, nerves, brain and your sex glands.