Buzzfeed put together a side-by-side comparison showing Lindsay seven years ago and Lindsay today.
"She's absolutely not had plastic surgery," an E! News source said of de Rossi. "Her character is clearly wearing a wig, which ended up altering her entire look."
The source credited the actress' youthful appearance to "being a vegan for the last five years."
De Rossi told People in April that she had no plastic surgery plans.
"The one thing I don't wanna do is chase what I looked like at 20," she said.