It Starts With Food: Discover the Whole30 and Change Your Life in Unexpected Ways

(Grace) #1

These two processes combined—the
preferential burning of carbohydrate over fat
for fuel and the creation of triglycerides—
lead to increased body fat and increased
triglycerides and free fatty acids in the blood,
neither of which is desirable or healthy. And
this pileup of sugar and triglycerides in the
blood pushes another hormone, leptin, out of
balance.


LEPTIN


Summary: An “energy balance” hormone
that is secreted primarily by fat cells and is
released in proportion to the amount of fat
stored. Leptin tells the brain how much body
fat is stored and regulates both energy intake
and energy expenditure to keep body fat levels
in balance. Overconsumption of nutrient-poor,
supernormally stimulating carbohydrates
leads to chronically elevated triglycerides and
blood sugar levels, which promotes leptin

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