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  3. The Most Shocking Celebrity Weight Loss Transformations!

The Most Shocking Celebrity Weight Loss Transformations!

Allvipp Newsroom / May 12, 2024 - 02:00 pm

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Mischa Barton attends Nickelodeon's 17th Annual Kids' Choice Awards, 2004
(© Getty Images)

Mischa Barton

Mischa Barton was known for her starring role as super slim "Marissa Cooper" in The O.C. Luckily, she has become healthier in recent years! 

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Mischa Barton at the 2019 MTV Movie & TV Awards
(© Getty Images)

Mischa Barton

Here we see Mischa Barton today looking absolutely stunning! Weight loss the other way around!

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Pinterest Christina Aguilera in 2013
(© Getty Images)

Christina Aguilera

Christina Aguilera was a little bit heavier pre-Burlesque, however we still think she looked fab!

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Christina Aguilera attends as Harper's BAZAAR Celebrates "ICONS By Carine Roitfeld".
(© Getty Images)

Christina Aguilera

Nowadays, the actress has a reasonably skinny figure thanks to her role in Burlesque. Regardless, we think Christina is always stunning! 

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Pinterest Shocking Celebrity Weight Loss Transformations: Matthew McConaughey before Dallas Buyers Club
(© Getty Images)

Matthew McConaughey

This is how we remember Hollywood sensation Matthew McConaughey. Check out the next slide to find out why he decided to go on a crazy diet...

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Pinterest Shocking Celebrity Weight Loss Transformations: Matthew McConaughey after Dallas Buyers Club
(© Getty Images)

Matthew McConaughey

In the movie Dallas Buyers Club (2013), Matthew played AIDS patient "Ron Woodroof", who only had about 30 days to live. To fit the role, the actor underwent a radical diet in which he lost tons of weight. He was awarded an Oscar for his efforts! But, to be honest, we think he looks a lot better with just a little more meat on his bones...

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Kelly Osbourne
(© Getty Images)

Kelly Osbourne

Kelly Osbourne's style and appearance has changed quite a bit through the years... Here we see her in 2007. Click on to see her now!

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Kelly Osbourne
(© Getty Images)

Kelly Osbourne

WOW! Talk about a glow-up! Kelly looks absolutely incredible, purple hair and all!

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Pinterest Jessica Simpson in 2009
(© Getty Images)

Jessica Simpson

The beautiful actress Jessica Simpson is no stranger to weight problems. After multiple pregnancies, you could tell that she had put on a few pounds more than planned. The real question is what the talented singer looks like today...

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Pinterest Jessica Simpson in 2020
(© Getty Images)

Jessica Simpson

As you can tell, Jessica Simpson is glowing! It is clear to see that she is happy and healthy!

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Even some of our favorite stars have weight problems now and again and with the help of hard work and a strict diet, these stars were able to bounce back and are currently looking better than ever! 

While losing and gaining weight is all a part of how our bodies work, these celebs decided they wanted a change in their bodies! Take a look at their glow-up in our gallery here!

The Most Shocking Celebrity Weight Loss Transformations

From some of the biggest pop stars to A-list actors, it's hard not to tell when celebs go on diets! See which stars have had the biggest transformations!

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