Biomarkers Concentration(ng/mL) Ref. concentration(ng/mL)

1. Acetyl-L-carnitine: (80-8000)

2. L-Arginine: (500-50000)

3. L-Carnitine:' (200-20000)

4. L-Glutamic acid: (500-50000)

5. L-Isoleucine: (300-30000)

6. L-Leucine: (1000-100000)

7. L-Lysine: (800-80000)

8. L-Methionine: (250-25000)

9. LPC(P-16:0):
   (LPC=lysophosphatidylcholine) (60-6000)

10. L-Phenylalanine: (500-50000)