>Science tells us, that putting small rocks in your salad improves digestion Reference to this? https://old.reddit.com/r/google/comments/1cziil6/a_rock_a_day_k

>Science tells us, that putting small rocks in your salad improves digestion Reference to this? https://old.reddit.com/r/google/comments/1cziil6/a_rock_a_day_keeps_the_doctor_away/ https://old.reddit.com/r/google/comments/1cziil6/a_rock_a_da...