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Concept encyclopediaHormones

Glucagon

5 passages
1 author
1993–2011
Most-cited: Ray Peat

Glucagon is a hormone that plays a crucial role in regulating blood sugar levels, particularly in the context of energy production and glucose metabolism. According to Ray Peat, glucagon is stimulated by free fatty acids, which in turn activate various hormones such as adrenaline, ACTH, cortisol, TSH, and glucagon itself, creating a vicious circle that can lead to energy failure . However, it is only polyunsaturated fatty acids that have this anti-energy effect, whereas saturated fatty acids like stearic acid (found in butter and beef fat) do not .

The relationship between glucagon and other hormones is complex, with magnesium promoting glucagon release and calcium inhibiting it . This is in contrast to insulin, which is also regulated by magnesium and progesterone, but is not directly related to glucagon . Progesterone, in particular, has a sustained effect on blood sugar levels, whereas estrogen and calcium tend to depress blood sugar .

The degenerative diseases associated with hyperglycemia, commonly referred to as diabetes, are not directly related to insulin, but rather to the glycemic index of foods and the body's ability to regulate blood sugar levels . Insulin itself accounts for only about 8% of insulin-like activity, and its importance has been exaggerated due to the diabetes/insulin industry .

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