Sorry for the multiple posts or if I post anything twice. Have been really into this transformation theme for a long time (particularly if there's a dramatic weight loss).
https://youtu.be/l_LvGPKa5jQ
https://youtu.be/4kK-sgHsDjc
(Xenical Commercial. Sudden weight loss after sneezing)
https://youtu.be/HOSpwWlGesg
(Chinese commercial, girl lies about appearance online and uses massage chair to lose weight)
https://youtu.be/GEQUmlQg5aw
(Commercial, Fixing printer causes weight loss)
https://youtu.be/b6ZSABC7HB0
(Chinese douyin series about an overweight girl who was gifted a magic necklace that turns her into a slimmer more confident counterpart. The series has a lot of clips and tends to advertise make up products at some points but if you can ignore that it's not bad)
https://youtu.be/li4KO40_XiQ
(Korean short film. Fat woman bullied at work loses weight and seduces boss from mean co-worker)
https://youtu.be/OTRjNNzi09E
(Russian Music video. Overweight wife makes an effort to impress her husband to the point of weight loss and plastic surgery.)
https://youtu.be/UrmluZ52Iug
(Douyin/tiktok trend. Fat face filter is suddenly lost, giving the impression of an IB).
https://youtu.be/ofO4e7ASm_I
(Korean MV. Midway through the video a fat woman in a clothing shop is sent to the changing room and comes out slim in workout clothes.)
https://youtu.be/-F9xWkpzAxY
(Like the Thai weight loss stories but from a Vietnamese drama channel. For some reason there are loads on this channel and another called Hay Online advertising weight loss products. The stories are a little confusing and it's not the best but the transformation for the narrative is there)
https://youtu.be/iUtuHwcgegI
(Chinese Movie. Change is around 15-20 minutes in. A magic pawn shop allows an ugly girl to become beautiful in exchange for her friendship with her more attractive friend.)
https://youtu.be/J5sIZnXlcv4
(Gifted. Full movie, Filipino. 2 unattractive girls graduate from high school and become substantially more attractive and successful.)
https://youtu.be/35va8CFh7Qk
(Thai music vide. Girl goes to gym and loses weight)
https://youtu.be/kaCTWGG4C1g
(Short Thai sketch. Overweight woman cheated on. Loses weight and ex regrets this. There are a LOT of east asian shorts like this. Would take a long time to list them all but this is one of the more concise ones.)
https://youtu.be/JkiJaDyKl1k
(Portuguese (or Brazilian?) MV with weight loss and IB)
https://youtu.be/azdsY4tBxP8
(Chinese Movie. Again hot tub makes overweight ugly girl beautiful. Have been looking a long time for the full movie and not just clips but really hard to come by. The film is called Contract Goddess)