What is B9 used for?

I'm in first phase of Atkins and am feeling weak. What can I do to lessen this effect.? Why are elderly patients unsuitable for ready-made total parenteral nutrition? How do you gain weight with pancreatitis? Do Vitamin world ultra woman 50 plus vitamins have soy in them? What are the benefits of using ultimate omega? What to do to not be hungry all the time? How many pints of milk does a calf need a day? How much calories can you lose from laughter? If you weigh 60 on new measurement bathroom scales what is that in stones and pounds? What is a rcs diet? What is difference between sodium ascorbate and calcium ascorbate vitamin c powder? Can horses eat meat? How many calories can a person have per day? What vitamin deficiency causes a craving for chilli? Is it bad to eat watermelon late at night? Why should you maintain your weight if you have hypertension? MATH QUESTION How many solid rolls and patterned rolls are sold if solid is 4 dollars and patterned is 6 dollars and total sums is 2340 dollars and only 480 rolls are sold HOW MANY OF EACH ROLLS? How do people get good body health do they eat healthy or is it something else? What is phytonining? Does bread have vitamin c in it?