After denying nose job rumors over and over again, Kim Zolciak is speaking out on

The Don't Be Tardy star is adamant she has not had any plastic surgery on her face, but her cosmetic critics aren't bothering her anymore.

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“It’s frustrating but it’s a battle I’m not going to win,” she told People. “People can say what they want to say.”

She continued, “People are always like, ‘You’re so skinny now!’ I’m the same exact size, nothing has changed. I’ve aged, so my face has thinned out a little bit. But I have nothing to hide. And also I have nothing to prove!”

kim zolciak getty

However, Kim, 38, who has admitted to lip injections, does point to her kids as proof her nose is au naturel.

“Do you think my 3-year-old has had a nose job?” she asked. “I’ve posted pictures of my family members — my uncle, my grandmother. And people are like, ‘Oh, she has the same nose,’ — well shocker!”

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Last year, she denied she had a nose job on Watch What Happens Live — and blamed the transformation on her new and improved glam.

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She is so scrumptious @kaiabiermann ❤❤

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"There's no makeup—look at the nose…everything's kind of changed," she told Andy Cohen. "If I'm going to have a nose job, it's going to be a hell of a lot shorter."

However, Kim, who has admitted to a tummy tuck and boob job in the past, has no problem with women going under the knife.

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"I want women to feel beautiful,” she added. “Just because you’re a mom doesn’t mean you shouldn’t feel beautiful! So I’ve been very open with that. I’ve done my lips. I’ve been open about my wigs. I’ve been wearing wigs for 15 years! I’m not here to hide.”

Do you, girl! For a look back at Kim's complete transformation, check out the gallery below!