Vitamin A - Substances/Factors that Interfere with

2 min readEvidence-linked topicGreen Medicine Encyclopedia

Introduction

This section outlines those substances/nutrients and other factors that are known to interfere with the function of Vitamin A or to deplete its reserves in the body.

 

These Substances may Interfere with Vitamin A

Alcohols

 Alcohol (ethanol) may deplete the body's Vitamin A reserves:  [1]

 Alcohol interferes with the enzymes that convert Retinoic Acid’s Vitamin A precursors to Retinoic Acid.

 

Alkaloids

 Caffeine may inhibit the absorption of Vitamin A.

 

Carbohydrates

 Chitosan is strongly speculated to impair the absorption ofVitamin A.  [2]

 

Environmental Toxins

 Benzpyrene may cause the depletion of Vitamin A from the Lungs and the Liver.  [3]

 Dioxin exposure may cause the depletion of Vitamin A from the Liver.  [4]

 

Food Processing

 Canning may destroy the Vitamin A present in Foods that are canned.

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