 No, if you do have known history of osteoporosis, you need to be on that plus a 5,000 plus a vitamin D3, at least one a day of those. Okay, so that's 5,000. You're talking about 8,000 international units daily. Yeah, and you know what? And then you've got to just get your labs done, make sure that you're not. See, vitamin D has a spectrum of normality.