https://usscpromotions.com/royalcanin/cat2vet/ -the first 10,000 who enter the contest will get a Free Royal Canin Hematuria Detection Sample.
https://www.facebook.com/gratsyofficial/photos/a.4811317 -click the link in that post and click get started to start a conversation with their bot on Facebook Messenger. It will ask you questions about your pets and if you qualify you’ll get samples. You can also have it notify you when samples are available if you don’t qualify right now.
https://www.natureslogic.com/signup-form-coupon-offers/ -fill out the form to get a coupon by email for a Free 1 lb bag of Nature’s Promise Dog Food. It’s valid for two weeks. –store locator
https://www.canidae.com/can-i-get-a-sample-before-i-buy-a-bag/ -“Your pets are going to love our foods! Send us your address and we’ll send you a sample.” –here is their contact form.
https://artemiscompany.com/pages/free-samples -fill out the form to get a Free Artemis Dry Pet Food Sample.
https://www.surveymonkey.com/r/FreeCollar -fill out the form to get a Free YOOS Essential Oil Collar for Dogs.
https://zignature.com/try-zignature/ -fill out the form to get a Free Sample of Zignature Dog Food. –Update – this is still available if you didn’t get it yet.
https://app.sampler.io/nutrish -register or login with your Sampler account for a chance to get Free Rachael Ray Nutrish Cat Treat Samples. –Update – working again if you couldn’t get it before