Help! duck with niacn problem where to get pills?

[duck lover 2004]

I looked at amazon but could not find any I am wondering if tsc would have any PLEASE HELP

 

[drumstick diva]

I would think you could get them at Walmart, in the vitamins area. Do you know what strength niacin you need? Also ask on the duck threads at "Other Backyard Poultry"

 

[duck lover 2004]

Thank you i got brewers yeast so i hope it has eunff niacin in it