Effect of Adding L-carnitine to High-Fat/Low-Protein Diets of Common Carp (Cyprinus carpio) and the Mechanism of Regulation of Fat and Protein Metabolism

Table 1

Composition and proximate analysis of experimental diets.

Ingredients (g/kg)	Diet 1	Diet 2	Diet 3
Fishmeal	280	280	280
Soybean meal	300	150	150
Flour	100	150	150
Wheat bran	60	80	80
Soybean oil	20	60	60
Vegetable meal	40	20	20
Corn gluten	100	160	160
Dihydrogen phosphate	10	10	10
Premix^1	10	10	10
Alpha starch	80	80	79.5
L-carnitine	/	/	0.5
Total	1000	1000	1000
Proximate composition (% of dry matter)
Protein	36.39	30.66	30.65
Ash	6.87	6.12	6.12
Lipids	5.93	9.97	9.97

¹This premix in per kg diet support compositions: VA 400 000 IU; VD 50 000 IU; VC 750 mg; VE 200 mg; VB₁ 15 mg; VB₂ 75 mg; VB₆ 22 mg; VK₃ 65 mg; niacin 76 mg; calcium pantothenate 350 mg; biotin 550 mg; inositol 100 mg; Fe 156 mg; Cu 2.6 mg; Zn 70 mg; Mn 17 mg; Mg 300 mg; Co 0.2 mg; I 0.25 mg; Se 0.3 mg.