if you don't like these products and feel they are negative, then don't use them. Restrict your children's access to these platforms.
If it was only this simple. It's similar to the green bubble problem. Disallowing your kids to use these platforms leads to social isolation. All the other kids are on these platforms and a lot of the talk is about what happened on these platforms (it's similar with games like Roblox for a certain age bracket). Excluding them is also going to teenage mental illness due to exclusion.
It's only going to work if all parents would restrict access to these platforms, but that's not going to happen. A lot of parents do not see the issue or do not want to be the first mover.