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The Hayflick limit and why telomere length matters In 1961, Leonard Hayflick demonstrated that normal human cells have a finite replication capacity of approximately 50 to 70 divisions, after which they enter senescence or apoptosis

The telogen effluvium connection Telogen effluvium deserves its own deep dive because it accounts for the vast majority of hair loss seen with GLP-1 medications

Forces FDA to Reconsider 12 Peptides ProPublica: Peptide Safety Investigation New York Times: Peptide Ban FDA RFK Jr

A true deficiency is usually linked to specific genetic disorders, long-term use of certain anti-seizure medications, or chronic alcoholism. This is a perfect example of why a professional diagnosis is key to an effective hair loss treatment plan