vault backup: 2024-11-01 15:59:27

education/nutrition/Vitamins.md

@@ -31,3 +31,16 @@ Vitamins were first discovered in 1921
 	- **Very limited amounts are stored** with the exception of B-12
 	- **Kidneys will filter out excess water soluble vitamins**
 	- Less likely to be toxic
+
+# Oxidization
+- An *oxidizing agent* is a substance that removes electrons from atoms or molecules
+- A *free radical* is a substance (C, H, O) with an unpaired electron
+	- Highly reactive, damages and destroys molecules
+- **Antioxidants (Vitamin E, C)** are substances that **give up electrons to free radicals to protect cells**
+
+# Vitamin Intake
+- **Bioavailability** is the amount of a vitamin available for use in the body
+- Factors that affect how available a vitamin is include:
+	- How long it takes the vitamin to pass through the intestinal tract
+	- Certain health conditions that affect the absorption of facts
+	- By cooking with a little bit of fat, you better absorb fat soluble vitamins from