Table 3. Differential metabolites between week 4 and 2-3 week.

Chemical shift	Metabolites	|r|	VIP	Week 4 vs week 3
0.995	Ile	0.6073	1.4734	↑
0.962	Leu	0.75	1.3312	↑
1.04	Val	0.6463	1.1487	↑
1.48	Ala	0.5124	1.4160	↑
1.92	Acetate	0.7553	2.0562	↑
2.04	NAc	0.4873	1.4119	↑
2.23	Acetone	0.5525	1.3427	↑
2.28	Pyruvate	0.6875	1.2207	↑
3.04	Cr	0.6008	3.6761	↑
3.20	Choline	0.8041	1.9852	↑
3.25	Glucose	0.6353	3.0678	↓
3.67	Glycerol	0.6835	2.2646	↓