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Your body produces it on its own, but production declines significantly with age, from roughly 200 ng/mL at age 20 to around 80 ng/mL by age 60
This process is essential for effective fat metabolism, particularly during exercise, and can help reduce body fat while supporting muscle preservation
Moreover, nutritional deficiencies associated with prolonged KD use (e.g., vitamin C, biotin, and zinc) can impair skin integrity, highlighting the importance of careful monitoring
While GLP-1 and GIP respond to sustained moderate levels, glucagon receptor activation appears more threshold-dependent
I have found that this is often due to a deficiency of B6
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