“I’ve been taking D3 supplements for two yeas. I was diagnosed with an insufficient D level at that time.”
ditto ...
i took 10,000 units daily until levels went above normal and now take 5,000 daily (this one, not the one made from lanolin):
https://www.amazon.com/Bluebonnet-Vitamin-5000-Softgel-Count/dp/B00FXMNWA0
Thanks!