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Stability of B
6
All forms of B
6
are quite stable in acidic
conditions.
Near UV and UV light can significantly degrade B
6
.
Pyridoxine is the most stable to light.
Heat can degrade B
6
especially at higher pH.
Pyridoxine is also the most heat stable form.
Heat from processing can also cause
interconversion of the vitamers.
The Dietary Reference Intake (DRI),for Vitamin B
6
children 0‐6 months
0.1 mg/day
children 7 12 months
0 3 mg/day
‐
.
children 1‐3 years
0.5 mg/day
children 4‐8 years
0.6 mg/day
children 9‐13 years
1.0 mg/day
males 14‐50
1.3 mg/day
males 50 and up
1.7 mg/day
Females 9‐13
1 0 mg/day
.
females 14‐18
1.2mg/day
Females 19‐50 years
1.3 mg/day
Females 50 and up
1.5 mg/day
During pregnancy
1.9 mg/day.
During lactation
2.0 mg/day
