Hydrolyzed collagen intake increases bone mass of growing rats trained with running exercise

Table 1 Composition of experimental diets

Constituents	20% Protein		40% Protein
	collagen(-)	collagen(+)	collagen(-)	collagen(+)
	(0.6% Ca, 0.6% P)	(0.6% Ca, 0.6% P)	(0.6% Ca, 0.6% P)	(0.6% Ca, 0.6% P)
Glucose monohydrate	60.4	60.3	40.8	40.6
Casein (Vitamin free)	20.0	14.0	40.0	28.0
Hydrolyzed collagen	_	6.0	_	12.0
Cystine	0.2	0.2	0.2	0.2
Cottonseed oil	10.0	10.0	10.0	10.0
CaCO₃	1.4879	1.4777	1.4774	1.4734
KH₂PO₄	1.1424	0.9667	0.9666	1.0636
K₂HPO₄	1.4621	1.2373	1.2372	1.3613
Roughage	3.0	3.0	3.0	3.0
Choline chloride	0.2	0.2	0.2	0.2
Water soluble Vitamin mixture^a)	0.1	0.1	0.1	0.1
Oil soluble Vitamin mixture	b)	b)	b)	b)
Ca P free salt mixture^c)	2.0	2.0	2.0	2.0

^a)The water soluble vitamin in mixture (in %): thiamine, 0.5; riboflavin, 0.5; pyridoxine, 0.5; calcium pantothenate, 2.8; nicotinamide, 2.0; inositol, 20.0; B12, 0.002; foric acid, 0.2; vitamin biotin, 0.01; and glucose monohydrate, 3.7.
^c)The Calcium (Ca) Phosphorus (P) free salt mixture (in %): potassium chloride,57.7; sodium chloride,20.9;magnesium sulfate,anhydrous,17.9; copper(II)sulfate pentahydrate,0.078;sodium fluoride,0.113;cobalt(II)chloride,0.004;potassium lodide,0.01; magnese(II)sulfate pentahydrate,0.06; hexaammonium heptamolybdate tetrahydrate,0.005; iron(II)sulfate heptahydrate,3.22;zinc sulfate heptahydrate,0.44.

ISSN: 1550-2783