Grapes, ash constituents of, 474 composition of, 488 food content of, 480 fuel value of, 466, 488 nutrient value of, 466 standard portion of, 480 vitamines in, 497 Greens, composition of, 488 fuel value of, 488 Guanase, 171 Guava, ash constituents of, 474 Gum gluten, composition of, 488 fuel value of, 488 Haddock, and _see_ Fish fuel value of, 466 nutrient value of, 466 Haines' solution, 331 Haines' test for sugar in urine, 329 Halibut, and _see_ Fish composition of, 488 fuel value of, 466, 488 nutrient value of, 466, 488 Halpin's salt-free nephritic diet, 342 Ham, and _see_ Meat composition of, 488 fuel value of, 466, 488 nutrient value of, 466 Hard sauce, preparation of, 111 Hazel nuts, ash constituents of, 474 Heat, application of to milk, 84 effect of on carbohydrates, 14 effect of on fats, 16 effect of on proteins, 22 effect of on vitamine A, 31 effect of on vitamine B, 32 effect of on vitamine C, 33 produced by oxidation of foodstuffs, 38 Hedinger-Schlayer-Mosenthal diet, 348, 350 Heights and weights for children, 499, 500, 501 Heller's test for albumen in urine, 333 Hemoglobin, 22 Hemorrhages, gastric, 251 Hempseed, vitamines in, 497 Herring, and _see_ Fish fuel value of, 466 nutrient value of, 466 vitamines in, 496 Hickory nuts, composition of, 488 fuel value of, 488 High calorie diet, in tuberculosis, 304 in typhoid fever, 289, 291, 294, 295, 298, 299 Hollandaise sauce, preparation of, 126 Hominy, ash constituents of, 474 composition of, 488 food content of, 480 fuel value of, 466, 488 nutrient value of, 466 standard portion of, 480 Homogenized milk, 209 Homogenizer, 209 Honey, ash constituents of, 474 composition of, 488 food content of, 480 fuel value of, 466, 488 nutrient value of, 466 standard portion of, 480 vitamines in, 498 Horse meat, vitamines in, 496 Horseradish, ash constituents of, 474 House diet, 62 Household weights and measures, 78 Huckleberries, ash constituents of, 474 fuel value of, 466 nutrient value of, 466 Huckleberry wine, ash constituents of, 474 Hydrochloric acid, in gastric juice, 246 Hyperchlorhydria, 247 Hypochlorhydria, 246 Ice-box, care of, 73 Ice cream, poisoning by, 451 preparation of, 161 to reenforce, 91 Ices, preparation of, 161 Idiosyncrasies, to milk, 296 to foods, 452 Ileocecal valve, 176 Indican, test for in urine, 334 Infancy, retention of nitrogen in, 201