where are you guys getting this info from????
Get blood tested, find out how far you are from optimal levels. Normal levels range from 30-80ng/ml while high normal ranges from 81-100ng/ml (excess is over 100) 32 is optimal for US 80 is optimal for international.
doses can be done at:
50,000 - 100,000 ius 2x a week (Monday/Thursday)
A daily dose of 4,000 to 5,000 IUs, or a single weekly large dose of 35,000 IUs, is effective to raise vitamin D to optimal levels.