First off, the oatmeal discussed here is not the instant kind that comes in the different flavors â these are full of sugar. The real stuff is the plain oat flakes from Quaker Oats or a similar brand. The benefits of oatmeal are due to the fact that it's made from oats and oats are a good source of both soluble and insoluble fiber. According to the American Cancer Society: 1. Insoluble fiber's cancer-fighting properties are due to the fact that it attacks certain bile acids, reducing their toxicity.
Without starting a moaning/groaning contest it seems anywhere from $1 to $1.50 per sq foot of drywall is a legitimate rate (to finish only) for someone that has a real business, pays workman's comp, has liability insurance, and allows for profit to help his/her company grow.
It will be just like any other drywalling job, costing in the neighborhood of $160 to $200 for drywall and finishing materials for a 12-by-12-foot room. You will be dealing with a new ceiling, so remember that you will have to do the finishing work of taping, mudding and sanding drywall to prepare it for paint.