1 IU is 0.025 μg, or 0.000025 mg. 50k IU is 1.25 mg.
I buy bottles of 5k IU vitamin D pills. Each bottle has 90 pills. That’s 11.25 mg of vitamin D per bottle. I’d need to take well over 200 bottles of these pills to have a 50% chance of dying.
Yes, an objectively small amount of purified vitamin D will kill you. But it’s quite safe in practice because the environment only has objectively tiny amounts of the stuff. Even high dose pills contain a tiny amount of the stuff.
Also: notice the LD50 for vitamin D is 37mg/kg.
Based on https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8709011/, a therapeutic regime for very low vitamin D levels is taking 6k IU per day for 3 months, or 50k IU once a week for 2 months.
1 IU is 0.025 μg, or 0.000025 mg. 50k IU is 1.25 mg.
I buy bottles of 5k IU vitamin D pills. Each bottle has 90 pills. That’s 11.25 mg of vitamin D per bottle. I’d need to take well over 200 bottles of these pills to have a 50% chance of dying.
Yes, an objectively small amount of purified vitamin D will kill you. But it’s quite safe in practice because the environment only has objectively tiny amounts of the stuff. Even high dose pills contain a tiny amount of the stuff.