Inadequate secretion of intrinsic factor, resulting from lesions that destroy the gastric mucosa (which can be caused by ingestion of corrosives, extensive tumors, and conditions associated with gastric atrophy, such as multiple sclerosis, certain endocrine disorders, iron deficiency, and subtotal gastrectomy) Structural lesions leading to vitamin B 12 deficiency, including regional ileitis, ileal reactions, and malignancies Competition for vitamin B 12 by intestinal parasites or bacteria
Peptide Therapies Modern tools for cellular signaling & longevity Peptide therapies represent one of the most promising frontiers in modern longevity and performance medicine
In: Cosmetic Applications of Laser and Light-Based Systems
Read guide Trusted by Research Professionals Worldwide Verified reviews from researchers across the USA, UK, Canada, Europe, and Australia