and dark chocolate, 115
and dopamine levels, 229
executive function, 18–19, 42–43, 222–23, 238–40
and exercise, 234, 273, 276–77
and fasting, 289
and grass-fed beef, 173–76
and gut microbiota, 184–85
and health span, 185
and HOMA-IR, 103–4
LDL oxidation vs., 132–33
and leptin, 257
and MCT oil, 166–70, 172
and norepinephrine, 234
and oral health, 206
and probiotics, 200
research, 18–19
vascular health and, 120
cold exposure, 217, 235, 287–88
Coleman, Nicholas, 26, 48
College of William and Mary, 200
Columbia University, 194
COMT gene, 228
condiments, 303
consistency vs. moderation, 111–12
constipation, 205
Contact (Sagan), 236
CoQ 10 (coenzyme Q 10 ), 139
corn oil, 37, 54, 122–23
corn products for Genius Plan, 305
coronary heart disease (CHD), 120–21