Viscoelastic and Viscoplastic Glucose Theory (VGT #130): The Fourth Sensitivity Study of Normalization Factors Using Three Different Energy Methods, Time Domain, Space Domain, and Frequency Domain, to Calculate Energies or Degrees of Influence on the Total 4,728 Postprandial Plasma Glucose (PPG) versus 3,682 Low-PPG Meals, 948 Mid-PPG Meals, and 98 High-PPG Meals Over a Period of 4+ Years from 5/8/2018 to 8/15/2022 Based on Math-Physical Medicine Methodology (No. 721)