Lard, composition of, 490 fuel value of, 467, 490 nutrient value of, 467 vitamines in, 497, 498 Lavage, 248 in gastric ulceration, 255 Leeks, ash constituents of, 474 Lemon, ash constituents of, 474 food content of, 480 fuel value of, 467 nutrient value of, 467 standard portion of, 480 vitamines in, 497 Lemonade, albumenized, preparation of, 97 Lemon cream, preparation of, 138 Lemon ice, preparation of, 136, 137, 161 Lemon ice cream, preparation of, 91 Lemon jelly, preparation of, 135, 159 Lemon juice, ash constituents of, 474 composition of, 490 fuel value of, 467, 490 nutrient value of, 467 Lenhartz diet, in gastric ulceration, 257 Lentils, ash constituents of, 474 composition of, 490 food content of, 480 fuel value of, 490 standard portion of, 480 Lettuce, ash constituents of, 474 composition of, 490 food content of, 480 fuel value of, 467, 490 nutrient value of, 467 standard portion of, 480 vitamines in, 496 von Leube's enema, preparation of, 146 Limes, ash constituents of, 474 vitamines in, 497 Lime juice, ash constituents of, 474 Lime water, in infant feeding, 206, 221 Linen, 64 Linseed meal, ash constituents of, 474 Lipase, 171 Liquid diet, 62 Liquid peptonoid eggnog, preparation of, 99 Liquid peptonoids, composition of, 490 fuel value of, 490 Lister cream puff, preparation of, 159 Lister flour and bran muffins or biscuits, preparation of, 156 Lister muffins, preparation of, 155 Liver, cirrhosis of, 407 avoidable foods for, 408 dietetic treatment in, 407 composition of, 490 diseases of, 404 convalescence, diet in, 405 dietetic treatment in, 405, 414 fuel value of, 467, 490 functions of, 413 nutrient value of, 467 operations on, diet after, 318, 321 vitamines in, 496 work of, 404 Lobster, composition of, 490 fuel value of, 467, 490 nutrient value of, 467 preparation of, 126 Lupins, ash constituents of, 474 Macaroni, ash constituents of, 480 composition of, 490 food content of, 480 fuel value of, 467, 490 nutrient value of, 467 standard portion of, 480 Macaroons, fuel value of, 467 nutrient value of, 467 Mackerel, and _see_ Fish composition of, 490 fuel value of, 467, 490 nutrient value of, 467 Magnesium, source of in foods, 6 Maize, vitamines in, 496 Malnutrition, 242 Maltase, 171 Malt extract, vitamines in, 497, 498 Malt soup, preparation of, 141 Malt sugar, in infant feeding, 207, 208 Malted foods, for infant feeding, 207, 226, 227 Malted milk, composition of, 490 fuel value of, 490 preparation of, 92 Malted milk chocolate, preparation of, 92 Malted milk cocoa, preparation of, 92 Malted milk eggnog, preparation of, 99 Malted milk enema, 146 Maltose, 8, 10 Mamey, ash constituents of, 475