This seems a VERY unnecessary when D3 is not bad tasting at all and is still orally active. For other active medicinal ingredients it could be quite nice to mask the taste though.

Who knew there was a 3d chocolate printer? Again seems unnecessary...

https://3dprintingindustry.com/news/3d-printed-cacao-honey-formulations-aim-to-enhance-vitamin-d3-delivery-235688/