I personally think it is A-OK to use shimmer products on mature skin. The key is to not wear them all over the face at the same time. I am most likely to use them:
Amy Linville is an artist and esthetician that believes simple, sustainable and non-rushed daily skincare and beauty rituals are the foundation for finding comfort in your skin and looks, no matter your age.
Photos used under Creative Commons from Pen Waggener, Brett Jordan