: For larger quantities (hundreds to thousands), Alibaba and Made-in-China list manufacturers offering PET and glass bottles for as low as $0.07 to $0.50 per unit, depending on the volume and design.
: Many people find success by posting "In Search Of" (ISO) requests on Facebook Marketplace or local community groups. Neighbors often have empties they are willing to give away for free to help with school or garden projects.
: Homebrew supply shops often sell individual cases of bottles, though this can be less economical for business scaling. Sourcing for Crafts & Education buy empty soda bottles
: In regions with bottle bills (like Oregon or Connecticut), you can "buy" empties effectively by paying the small deposit at a store or collecting them from recycling centers. Buying Vintage & Collectible Bottles
: Websites like Amazon offer a variety of options including 2-liter PET bottles, glass bottles with caps, and bulk packs suitable for personal use or school projects. : For larger quantities (hundreds to thousands), Alibaba
If you need bottles for science experiments (like Mentos rockets) or DIY home decor, buying brand new may not be necessary.
If you are looking for empty bottles as decor or collectibles rather than for filling: : Homebrew supply shops often sell individual cases
For those starting a home-brewing venture or needing clean, food-grade containers, specialized retailers and wholesalers are the best bet.