Most Creators have communities where you can voice that desire if they don’t give you the information outright. Some do it through having companies of their own. Merch, coffee, and alcohol are common salespoints. JackSepticeye has a coffee brand and shares a clothing brand with Markiplier. Phillip De Franco also has a coffee brand and a clothing brand. Devin Stone (LegalEagle) doesn’t, but he’s part of the following push:
Some are on other platforms that more directly reward the content creators, like Nebula. This allows them to have a Patreon-like model where some content is publicly available to drum up interest while other deeper or more long-form content exists behind a paywall. Communicate in communities with your favorite creators to find out how you can show them your support more specifically.