testing should be targeted at individuals with: [15] Symptoms suggestive of deficiency Conditions affecting vitamin D metabolism (chronic kidney disease, malabsorption disorders) Increased fracture risk or metabolic bone disease Deficiency is generally defined as 25(OH)D levels below 25 nmol/L, with insufficiency between 2550 nmol/L
Weight loss peptides (GLP-1 agonists) Examples : Semaglutide, Tirzepatide, Liraglutide Common side effects (mostly GI-related): Nausea : Frequency: 40-50% of users initially Severity: Mild to moderate Duration: Usually 1-3 weeks (improves with continued use) Management: Start low dose, increase gradually, eat smaller meals Constipation : Frequency: 20-30% of users Severity: Mild to moderate Management: Increase fiber, water, consider stool softener Diarrhea : Frequency: 15-20% of users Severity: Mild Duration: Usually temporary Management: Probiotics, reduce fatty foods Fatigue : Frequency: 20-30% initially Severity: Mild to moderate Duration: 2-4 weeks (improves as caloric deficit stabilizes) Management: Adequate protein, electrolytes, patience Reduced appetite (intended effect): Not a side effect - this is the mechanism Goal: 15-20% reduction in caloric intake Result: Weight loss Read our semaglutide vs tirzepatide comparison
Nakamura T
Glutathione is a tripeptide produced in every human cell from three amino acids: glycine, cysteine, and glutamate
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