[m00dy]

can't really tolerate lactose, can't even digest it literally. Any alternatives for that ? currently living in northen-europe.

[limograf]

You can charge up mushrooms with vitamin D (D2) by placing them in direct sunlight for 30 minutes. Any ordinary mushrooms. So salmon (D3) and charged mushrooms would do just as well.

[nuxi]

If you're not vegetarian you can try cod liver oil, e.g:

https://www.norwegianpharma.com/our-products/norsk-tran

https://www.mollers.com/product/mollers-tran/

[puttycat]

Vitamin D pills.

[ojosilva]

Look for lactose-free milk, typically color-coded in purple tones.

[RadixDLT]

A2 milk