United Kingdom, April 1 -- Meghan Trainor has confirmed she has used weight-loss injections as part of her body transformation.

The 31-year-old singer - who has children Riley, four, and Barry, 20 months, with husband Daryl Sabara - is frustrated about the conversation surrounding her changed appearance, and while she has made "huge lifestyle changes" and overhauled her diet and exercise regime, Meghan also revealed she had been using Mounjaro to help shed the pounds after giving birth to her youngest son.

Sharing photos from the weekend's Billboard Women in Music event, she wrote on Instagram: "Feeling so honored to be recognized by @billboard Women in Music as a Hitmaker-what a dream!

"But it's a little disheartening that so many of ...