First of all pat yourself on the back for putting yourself out there. The key to guest posting is you want to target blogs and bloggers who have a TON of traffic and people going to them. If you are targeting blogs that nobody visits, you aren't going to get much out of it. You can join HARO for free (help a reporter out) and sign up for their emails. They send pitches that reporters are looking for. There is a beauty section. I've received tons of great press from HARO (and was quoted in Vogue because of it). Here's a list of 54 sites that the Writing Cooperative recommends: https://writingcooperative.com/54-guest-posting-sites-you-should-submit-to-for-more-organic-traffic-edb858951b76