+t BULLETIN 1213, U. S. DEPARTMENT OF AGRICULTURE. 
EXPERIMENTS WITH RAW CORNSTARCH. 
Four experiments were conducted with raw cornstarch. The 
diet furnished the following average amounts of nutrients and energy 
per woman per day: Protein, 22 grams; fat, 52 grams; carbohydrate, 
341 grams; energy, 1,920 calories. The average amount of raw 
cornstarch eaten per woman per day was 174 grams. 
TaBLE 1.—Djigestion experiments with raw cornstarch in a simple mixed diet. 
Constituents of foods. 
Experiment, subject, and diet. eee 
— | — Ss SE.) | | | 
Experiment No. 1174, subject G. B.: 
Frozen pudding (raw cornstarch, 529.3 | 
ams or 65.22 per cent oftotalcarbo- | Grams. 
WORRIED. oot eae FER = le be fa 2,750. 0 
Je yen Be ne ER te Ce Pahl Re Se Le 990. 0 
Bugar.¢. 22833 este... ek. )25 495 bea peat - 4k den Seer leet c a Belay eee or 
Total food consumed................ 3,740. 0 
Hacos src t Pe Pe Eke eek. D8 ta 8 35. 0 
ACHOUNUIIMUZEOs ~ sce hee eet ee [eee ee eee oe 
Digestibility of entire ration: .. 32. 2] -/2cce shen acme coe e a 
Estimated digestibility of raw corn- 
BUATCU ALON! sc. Seo. hn cbc ook ive 2 deen oe | ae cei ete es ee eae eee 
Experiment No. 1197, subject A. T. M.: 
Frozen pudding (raw cornstarch, 517.9 
pane or 65.22 per cent of total carbo- 
PALO ee aoe oe tt een Deena 
MGs 6 coals tice eee eee tee eee 1,022. 0 
Bugar’ o..Ac0ao Se eek eb eetet tele 277.0 
Total food consumed................ 3, 999. 0 
RUGRBE eh tase eotiee ik gt eS ee eet ee 36. 0 
FATROMTIU AIG ZOM soot wc oe ae cae cee eee ones 
Per cent. | Per cent. mt. 
Digestibility of entire ration...........]...--.--+-|------:--- 82.1 94.0 99.1 73.1 
Experiment No. 1198, subject C. M.: 
Frozen pudding (raw cornstarch, 517.9 
crane or 65.22 per cent of totalcarbo- | Grams. 
viet.) ey a eS ee oe 2,700. 0 
rit. 3 oh Soe Deere Cae etoeee 1, 023. 0 
Dugan ssf bi hsis ieee: glee cb eR aE. GREP sce, soba oll |. pee Sei sto232o). 4st eee ee eee 
Total food consumed..............-- 3, 723. 0 
MeCOS cysts hood 2 oe tape Meck aves 25. 0 
Estimated digestibility of raw corn- 
Btarcht alone. - =. 47-8 
Experiment No. 1199, subject R. L. P.: 
Frozen pudding (raw cornstarch, 517.9 
ams or 65.22 percent of totalcarbo- | Grams. 
VRIBG) 82 Stas, ob ate ere Ct ee 2,700. 0 
{thc Sh gl neal ph: Miatgir: LAE ap MEER | Semen cs “cy! , 035. 0 
Bitar itl Sik fos5 2 sess E525 LA ABOSO Wes ese hss se See ts: GO 555. 
Motel food. consumed ..2 > ..coue ck ee 
Méeees = only) pee obs sees?! ceeacmee ng 
PINON TITUS mite eo gad tee ite knee orgs dle ef eae ae 
Digestibility of entire ration........... 
Estimated digestibility of raw corn- 
BrarcnielonG. 2 Mesa ee eee eek sco 
Grams. 
1, 278.9 
21.9 
Per cent. 
- in SEE cde sreee ee 86.6 
Average food consumed per subject per day 
Average digestibility of entire ration. ..... 
Average digestibility of raw cornstarch 
Blone...:.. <2 Aisi A ES 
Dieeshibuity-of enimre Paton sc 5.55 cfs. oss-~ abel ooscee eee 
