[Regorp]

Originally Posted by Topspinmo

Getting Pepsi bundled bottles at Walmart that seems collapsed/deflated or vacuumed sucking bottle in? This has happened three times in last month. I don’t trust this and throw them in trash. Ok, if don’t shop at Walmart and don’t drink Pepsi this probably don’t concern you.

How can I restore the shape of a deflated soda plastic bottle without breaking or opening the twist cap? - Lifehacks Stack Exchange

Found this, but I still don’t trust it.

Time to switch to Coke, my friend. Whenever I need to quench my thirst, I turn to an ice cold Coca Cola!! Much better than flat Pepsi!