Persil Universal Detergent Powder (90 Loads | 11.9 lbs | 5.4 kg) - All-in-one Solution For Deep Clean Laundry And Freshness For The Machine

Here’s a decent option rn https://www.walmart.com/ip/16304550892?sid=813F4B3A-4AC0-4163-8DD5-F175858A79D4 It’s 5.4kg, so 5400grams. I use max 2 tablespoons (about 30g) so this has 180 doses in it for $60 or $0.33c each