If some animals can photosynthesise, would it be possible to add it to humans? To stand in some sunlight and get energy to work out?

Question

Or being as it’s a sugar right, would I just become diabetic if I wasn’t working out constantly?

In: Biology

Answer 1

If you take a broad view of photosynthesis as not just making energy, but making nutrients, then humans already do something similar. Our skin converts cholesterol into vitamin D using sunlight.