Should you get a yeast or fungal infection no amount of boiling will save you from your Diva Cup. Throw it out and buy a new one. Even if… anything. You’re welcome.
I gave in and tried the Diva Cup. After the pink tampon string incident I was walking through Whole Foods, spotted the Diva Cup, and thought, “Why not? It’s only $30, I’m going to waste more than that on snooty cheeses this week.” So I tossed one into my basket, and then I stopped and