If it were me I’d set up Google Alerts In all the major languages and use Google translate to generate the search keywords. You will get the alerts in your email but you can also output results to RSS, and then you can use an RSS aggregator like Polite Pol to make them into a single feed, which you could then get shown in Telegram or a similar messaging app as individual links
Which soap? I’ve been using Dove for everything for the past few years. Apart from the fact that it’s really handy for travelling I’ve never had any issues with using it as both shampoo and normal soap but maybe I’m doing it wrong and I should have dedicated conditioner and shampoo