Many products have protein in them, but you're going to get your main source of protein from cooked meats such as chicken, fish, and pork. Lean meats have the best protein in them.
A protein.
Fish IS protein, as all meat products are.
Yes, meat is made up of protein.
The products in complete protein are lamb, pork, poultry, fish, shelfish, eggs, milk, and milk products
Supermarket
One can purchase eas protein based products from various websites Amazon or eBay. One could also visit a local supermarket and ask if they have any eas protein based products for sale.
Legumes, nuts and seeds, dairy products, soy products
There are plenty of companies that make cheap whey protein products. There are well known brands like Optimum Nutrition, Muscle Milk, Pure Protein, TrueMass, etc.
Please specify your question. Dairy products are rich in protein.
meat and beans eggs also
amino acids
Calcium and protein.