Intrinsic Factor
Cross-source consensus on Intrinsic Factor from 2 sources and 6 claims.
2 sources · 6 claims
Uses
How it works
Risks & contraindications
Highlighted claims
- Intrinsic factor is a carrier transport protein secreted by the stomach lining that is required for B12 absorption. — The 7 Warning Signs of a B12 Deficiency
- Without intrinsic factor, dietary B12 cannot be absorbed into the bloodstream regardless of how much is consumed. — The 7 Warning Signs of a B12 Deficiency
- When the immune system attacks intrinsic factor or the stomach cells that produce it, the result is pernicious anemia. — The 7 Warning Signs of a B12 Deficiency
- Intrinsic factor is a glycoprotein produced by the stomach lining that binds B12 and transports it to absorptive receptors in the small intestine. — 5 Reasons Why B12 Is NOT Absorbed By The Body
- Stomach lining damage, such as from atrophic gastritis, can eliminate intrinsic factor production entirely, making high-dose oral B12 difficult to absorb through normal channels. — 5 Reasons Why B12 Is NOT Absorbed By The Body
- A supplement called Cytoplan by Standard Process contains naturally sourced intrinsic factor combined with betaine HCl and is available without a prescription. — 5 Reasons Why B12 Is NOT Absorbed By The Body