HMMMM, push the upper limit of 25(OH)D levels. Usually 104 is the upper limit but I read an extensive article review two weeks ago that said the level was 250 in the 1950s and 1960s. TPTB have been suppressing levels and data? I just can't believe that!
rehttps://www.upi.com/Health_News/2022/04/25/vitamin-D-breast-cancer/9991650900668/
