The active form of vitamin D (1,25-dihydroxyvitamin D) binding to the vitamin D receptor is the same, whether acquired through sunlight or supplementation.

“let's say forget every like let's say you finally you you convert the vitamin D3 into the 25 hydroxy vitamin D into the 125 you know at that level it's it is the same like you know to some degree I mean that's not when it's when it's binding to the vitamin D receptor the the the actual 125 hydroxy vitamin D which is the active steroid hormone it it's the same”