Mine won't eat fresh but loves freeze dried. It does help improve his diet. I only buy the kind without anything else added. I get it from a local bird here where I am at but you can order on Amazon.

Karen's Naturals Just Veggies, 4 Ounce Pouches, Keto Friendly All Natural Freeze Dried Vegetables, Vegan, Paleo, Gluten Free, Healthy Dried Veggie Snack https://www.amazon.com/dp/B00975BY9K/ref=cm_sw_r_apan_glt_fabc_MCTMEGAXVKQNSPADE5D5?_encoding=UTF8&psc=1