FROM BIRTH TO THE END OF THE FOURTH AIONTIL-In mak ing up the food for this period experi ence shows that the best results for an average child are obtained when the fat in the formula is approximately three times the amount of the proteid: prac tically the ratio in breast-milk. Such a proportion may be obtained by' using a cream-milk mixture in which the fat amounts to 12 per cent. This 12-per cent. cream-milk mixture can be gotten by taking (a) equal parts of light cen trifugal cream and dairy milk, or (b) 2 parts of gravity-cream and 1 part milk, or (c) the upper 6 ounces of a quart of milk after standing on ice for 6 hours.
1. For the second, third, and fourth days of life the formula should be: fat, 1.0 per cent.; sugar, 1.0 per cent.; pro teids, 0.33 per cent. This may be made by taking 1 1/4 ounces of 12-per-eent. cream-milk mixture, 13 1/4 ounces of 4-per-cent.-sugar solution, and l/2 ounce of lime-water.
The schedule for the number and in tervals of feedings, with the amount at each feeding during twenty-four hours, is given on page 690.
2. For the fifth, sixth, and seventh days the formula should be: fat, 1.5; sugar, 5.0; proteids, 0.5 per cent. This may be made by taking 2 V, minces of 12-per-cent. cream, 15 ounces of 5-per cent.-sugar solution, and 3/, ounce of lime-water.
, 3. For the second week, the formula should be: fat, 2.0; sngar, 6.0; proteid, 0.6 per cent. There are required, to make 18 ounces of this food: 3 ounces of 12-per-cent. cream, 14 1/4 ounces of 6-per-cent.-sugar solution, and 3/, ounce
of lime-water. For 30 ounces, take 5 i ounces of 1.'2-per-cent. cream, 23 3/4 ounces of 6-per-cent.-sugar solution, I i and 1 1/, ounces of lime-water.
4. For the third and fourth weeks the formula should be: fat, 2.5; sugar, 6.(1; and proteids, 0.8 per cent. Twenty ounces of' this formula may be made by taking 4 ounces of 1'2-per-cent. cream, 15 ounces of 6-per-cent.-sugar solution. and 1 ounce of lime-water. To make 32 ounces, take 6 ounces of cent. cream, 24 ounces of 6-per-cent. sugar solution, and 1 1/., ounces of lime water.
5. For the second and third months the formula should be: fat, 3.0; sugar, 6.0; and proteids, 1.0 per cent. To make 24 minces of this formula there are required 6 ounces of 12-per-cent. cream, 16 3/, ounces of 5-per-cent.-sugar solution, and 1 V, ounces of lime-water. To make 36 OHDCeS take 9 ounces of 12 per-cent. cream, 2,5 7, ounces of 5-per cent.-sugar solution, and 1 3/4 ounces of lime-wat er.
6. For the fourth month the formula should be: fat, 3.6; sugar, 7.0; pro teids, 1.2 per cent. To make 25.ounces of this formula take 7 1/0 ounces of 12 per-cent. cream, 16 V, ounces of 6-per cent.-sugar solution, and 1 '/, ounces of lime-water. To make 38 ounces take 11 7,, ounces of 12-per-cent. cream, 24 7, ounces of 6-per-cent.-sugar solu tion, and 2 ounces of lime-water.