12sept - Lecture 12 B vitamins NS1150 How can we maximize...

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Lecture 12: B vitamins NS1150 How can we maximize this transfer of energy?  Levitsky’s first rule of metabolism.  - Energy bar or energy drink: idea is increase ATP.  - Eating substrates won’t increase ATP production. The only way to increase the  production of ATP, you need to use ATP.  NAD+ : the N part is Niacin (one of the B vitamins 3??) - Most of the B vitamins will get absorbed by the intestines. (passive?) - Comes in three different ways o Niacin o Nicotinamide o Nicotinic Acid (not related to nicotine) Causes flushing  - Niacin o Makes you feel weird. Fingers and toes tingle and face turn red.  o Usually Vitamins have to be taken since it cant be made, but some like niacin  can be made.  o Niacin is from Tryptophan (amino acid)  60g of tryptophan needed to make 1 g.  o Humans require about 15mg of Niacin/day.  o Mild deficiency may cause: (if we lack) Tiredness Weakness Inability to concentrate (unsynchronized neural firing)
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12sept - Lecture 12 B vitamins NS1150 How can we maximize...

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