Eggs. Eggs are not only a rich source of protein, they're high in sulfur, with the white, or albumen, containing the majority. Each egg yolk contains 0.016 milligram of sulfur, and the white contains 0.195 milligram, according to B. Srilakshmi, author of Food Science..Egg yolks contain dietary cholesterol, however, which has been linked to increased blood cholesterol levels.rotein Foods. Protein-rich foods, such as fish, poultry, meats, nuts and legumes, are not only essential for building and maintaining healthy skin, hair and nails, but also are good dietary sources of sulfur.