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About 11.7% of people in the United States have hypothyroidism
Advantage: Convenient, familiar, non-invasive Challenge: Peptides face proteolytic degradation in the stomach and small intestine Bioavailability: Estimated at approximately 38% based on comparative pharmacology (see below) Transdermal (Patch) Some researchers have explored transdermal patches to deliver peptides: Advantage: Avoids first-pass metabolism and GI degradation Challenge: Intact skin is a strong barrier to peptide penetration Feasibility: Not commonly available commercially
5 min read 5 min read Glutathione is a popular ingredient in skincare due to its brightening, anti-ageing and antioxidant properties
Any decision about symptoms or treatment belongs with a qualified healthcare provider who can see the whole clinical picture
These changes reinforce why glutathione is such a holistic antioxidant
