For a real ferret treat you will want to get hold of the absolute best meat based treat for ferrets. Not all treats are suitable for ferrets. Ferret treats, like ferret food, should be meat based.

8 FERRET BEDDING HAMMOCKS PATTERN DOG TREAT BONES
8 FERRET BEDDING HAMMOCKS PATTERN DOG TREAT BONES
   US $4.99 		Sm Animal GPig Ferret Food Bowl Crock Dish GnFREE TREAT
Sm Animal GPig Ferret Food Bowl Crock Dish GnFREE TREAT
   US $1.55 		100 WHITE CHICKEN TREATS THE NATURAL FERRET CHOOKS
100 WHITE CHICKEN TREATS THE NATURAL FERRET CHOOKS
   US $4.00
8 in 1 Ferret Bites Treats Two 4oz packs
8 in 1 Ferret Bites Treats Two 4oz packs
   US $6.99 		8 in 1 Ferret Bacon Bacn Flavor Treats 3 3z pks
8 in 1 Ferret Bacon Bacn Flavor Treats 3 3z pks
   US $13.99 		Marshall Pet Bandit Ferret Treat Beef Bacon 4oz
Marshall Pet Bandit Ferret Treat Beef Bacon 4oz
   US $2.97
FERRET TALKING TREAT DISPENSER TASTY TOONS
FERRET TALKING TREAT DISPENSER TASTY TOONS
   US $.99 		6 packs Vitakraft Ferret treats
6 packs Vitakraft Ferret treats
   US $3.49 		5 Boxes PREMIUM FERRET Fruit Veggie Crunch Treat
5 Boxes PREMIUM FERRET Fruit Veggie Crunch Treat
   US $.99
Performance Foods Totally Ferret Baby Formula Treats
Performance Foods Totally Ferret Baby Formula Treats
   US $.99 		DINGO FERRET BEEF JERKY 15OZ SMALL ANIMAL TREAT 8IN1
DINGO FERRET BEEF JERKY 15OZ SMALL ANIMAL TREAT 8IN1
   US $2.99 		FERRET BITES Peanut Butter Crunch Treat High Protein
FERRET BITES Peanut Butter Crunch Treat High Protein
   US $5.99
FERRET BITES 8 in 1 Fruit Crunch Treat High Protein
FERRET BITES 8 in 1 Fruit Crunch Treat High Protein
   US $5.99 		8IN1 FERRETONE DAILY MOIST FOOD TREATS FOR FERRETS 3OZ
8IN1 FERRETONE DAILY MOIST FOOD TREATS FOR FERRETS 3OZ
   US $4.55 		8IN1 FERRETVILLE MOIST VITAMIN TREAT FERRET CHICKEN 3OZ
8IN1 FERRETVILLE MOIST VITAMIN TREAT FERRET CHICKEN 3OZ
   US $4.55
8IN1 FERRET CHICKEN FLAVORED FOOD TREAT BITES 4OZ
8IN1 FERRET CHICKEN FLAVORED FOOD TREAT BITES 4OZ
   US $5.97 		BANDIT FERRET TREAT CHKN 4 OZ
BANDIT FERRET TREAT CHKN 4 OZ
   US $7.13 		BANDIT FERRET TREAT RAISIN 4OZ
BANDIT FERRET TREAT RAISIN 4OZ
   US $7.17
FERRET BITES GRMT TREAT 4OZ
FERRET BITES GRMT TREAT 4OZ
   US $6.83 		FERRET TREAT BANANA RAISIN 4OZ
FERRET TREAT BANANA RAISIN 4OZ
   US $6.79 		FERRET TREAT FRUIT CRUNCH 5OZ
FERRET TREAT FRUIT CRUNCH 5OZ
   US $7.15
Bandits Ferret Food Treat 6 pouches asst flavor
Bandits Ferret Food Treat 6 pouches asst flavor
   US $14.99 		8 in 1 Chicken Ferret Bites Treats
8 in 1 Chicken Ferret Bites Treats
   US $3.12 		MARSHALL PET FERRET SUPER FRIES TREAT 5OZ RUBBER CHEW
MARSHALL PET FERRET SUPER FRIES TREAT 5OZ RUBBER CHEW
   US $6.79
MARSHALL PET FERRET BANDIT STIX 4OZ CHICKEN STICK TREAT
MARSHALL PET FERRET BANDIT STIX 4OZ CHICKEN STICK TREAT
   US $5.99 		Mark Chappell Odor Care Treats For Ferrets 107 oz
Mark Chappell Odor Care Treats For Ferrets 107 oz
   US $1.69 		Mark Chappell Nutri Care Treats For Ferrets 107 oz
Mark Chappell Nutri Care Treats For Ferrets 107 oz
   US $1.99
Marshall Bandits Stix Ferret Treats
Marshall Bandits Stix Ferret Treats
   US $3.69 		MARSHALL BANDITS FERRET TREATS 4 BOX LOT liver flavor
MARSHALL BANDITS FERRET TREATS 4 BOX LOT liver flavor
   US $5.99 		PETERS NATURES TREATS APPLES FERRET RABBIT CHINCHILLA
PETERS NATURES TREATS APPLES FERRET RABBIT CHINCHILLA
   US $4.79

Try to avoid sugar or milk based treats. Also please note the ferret treats above are generally suitable for dogs as well unless advised otherwise.