This is a member of the ginger family ( Curcuma longa) and can be added to feed. It is anti-inflammatory, anti-bacterial, and improves growth and egg production.
It can also be used as a paste on wounds or on a bumblefoot infection once it is opened up.
Dose: mix turmeric powder with coconut oil and black pepper (both help to activate the beneficial properties of turmeric) and offer to birds in a dish. Mix turmeric powder with honey or petroleum jelly to apply to wounds.