Seventh generation dishwasher pods

We recently switched to seventh generation dishwashing pods and have been seeing these rainbow like colors in our steel utensils and not sure if it's safe to use.

Has anyone else observed something similar? Appreciate any tips or alternate dishwasher pods suggestions.

We recently switched to seventh generation dishwashing pods and have been seeing these rainbow like colors in our steel utensils and not sure if it's safe to use.

Has anyone else observed something similar? Appreciate any tips or alternate dishwasher pods suggestions.