If you are an active person, chances are you do not need a protein supplement and using one will be counterproductive because of the extra calories (remember, 1 gram of protein provides as many kilocalories as 1 gram of sugar!). Athletes and vegetarians are special populations that may require supplements.
Amortization expense is a non-cash expense. Therefore, like all non-cash expenses, it will be added to the net income when drafting an indirect cash flow statement. The same applies to depreciation of physical assets, as well other non-cash expenditures, such as increases in payables and accumulated interest expenses.
Calculate this year's deduction for amortized points you pay for refinancing. For example, if you pay $3,000 in points and your mortgage runs 15 years, you can amortize $200 in prepaid interest for each year of monthly payments. With a refi, you don't have the option to take all the points up front, so you have to amortize.