Vitamin D intake recommendations vary depending on age, health status, and existing blood levels
By dosage, the mean changes were: 500 mcg: 127% 750 mcg: 176% (single study) 1,000 mcg: 280% 1,500 mcg: 310% 2000 mcg: 260% 5,000 mcg: 62% While 1,500 mcg of vitamin B12 showed the highest average increase, the effect plateaued or declined at higher doses, suggesting a possible saturation of absorption pathways
Common reactions such as pain and swelling at the injection site are typical and usually subside quickly
Not for Human Consumption.
RDA is higher than EAR to identify amounts that will cover people with higher-than-average requirements
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