Table 2. Summary of dietary intake during the 42-day dietary adaptation periods. Values are mean ± SD (n=7). Diet LCHF HCLF P Value Energy (Kcal/day) 2947 ± 284 2837 ± 251 0.686 Carbohydrate (g) 43 ± 6.0 402 ± 32 0.001 Protein (g) 184 ± 28 106 ± 9 0.001 Fat (g) 226 ± 21 89 ± 14 0.001 Carbohydrate (%) 6.0 ± 1.3 56.4 ± 2.6 0.001 Protein (%) 25.1 ± 1.5 15.3 ± 1.1 0.001 Fat (%) 68.6 ± 2.1 27.8 ± 2.3 0.001 LCHF, low carbohydrate high fat; HCLF, high carbohydrate low fat. Determined from 3 day 24-hour weighed dietary food records including 1 weekend day.