I agree with your rank of grocery store OJ. Whole foods organic OJ by far the best amongst grocery chains and Costco a close second.
I've also noticed the quality and taste has gone down with both Whole Foods and Costco OJ post-pandemic lockdown. Before the lockdown, you would walk down the grocery aisle in Costco and you could spot the difference from the organic OJ versus the non-organic in color. Now both are the same light orange color, almost yellow. So now i stick to Whole Foods organic OJ.
oh no, i think it is the exact same juice, like if you poured the costco orange juice in the whole foods bottle it should taste similar. the whole foods organic OJ in the paper cartons is actually the worse of the 3, IMO. I have been using the whole foods and costco OJ for nearly a year and a half and tastewise they have been the same, not sure about the color.