Good stuff!!Seems that all is well based on Cystatin-C with eGFR:
Cystatin-C 0.93 (0.52-1.27)
eGFR 91 (>or=60)
Standard tests:
Creatinine 1.45 (.60-1.35)
eGFR 57 (>or=60)
No Creatine use, and I was out of the gym over 72hrs and no Citrulline during that time either.