Models: we think of them as impossibly beautiful glamazons with perfect lives, and airbrushed photos do little to persuade us otherwise.
On Monday, she showed off her stripes on Instagram and captioned the picture: "Bruises from bumping kitchen drawer handles for a week. Stretchies say hi!"
"I've had stretch marks since I was 12 years old at 5'9". So important for young girls and now 29 year olds to see," one fan writes.
Another adds: "Fair play to her. So many younger teenagers will now feel comfortable if they have stretch marks (like me) #nobodysperfect."
Teigen isn't the only lady helping to end stigma attached to stretch marks.
Last year, two anonymous American mums set up the Instagram account 'LoveYourLines', which aims to empower women and show stretch marks are something to be celebrated.
And last month, mum Rachel Hollis's bikini picture went viral after she stated she was proud of her stretch marks.
Whether you're a mother or not, stretch marks are perfectly normal.
Three cheers for these women promoting body confidence about them!