> is it the media manipulating images?
Implausible; it would take a ridiculous degree of media cooperation, and official press photos are often quite orange.
> has he ever commented on it?
I suspect he doesn't see it as a problem; he could make it go away any time he wanted by putting down the makeup. His team don't seem keen on it, though; note that in the famous photo where they lengthened his fingers, he has been de-oranged: https://www.bbc.com/news/world-us-canada-46977712
[0] https://en.wikipedia.org/wiki/Sunless_tanning#Carotenoids
Sunless-tanning pills often contain β-carotene.
or the section "Canthaxanthin": As a tanning agent, however, much larger quantities are used. After canthaxanthin is consumed, it is deposited throughout the body, including in the layer of fat below the skin, which turns an orange-brown color.He has, he blamed energy efficient lightbulbs: https://www.theguardian.com/us-news/2019/sep/13/trump-orange...
The photo, which began making its rounds on the internet on Friday evening, is a close-up of the president on the White House Lawn."
https://globalnews.ca/news/6525816/trump-tan-line-photo/
Whether the photo is actually manipulated is an exercise for the reader.
https://www.nytimes.com/2019/02/02/us/politics/trump-tan.htm...