
See the current low price, unit value, merchant options, and recent price history before you buy or set a drop alert.
ZoGuard Plus · 88 lb bag at $0.15/lb, 12% under its 90-day average.
Merchant rows include current price, subscription price where available, unit cost, and shipping notes.
Current best price is $1.79 below the 90-day avg. Chart starts at May 14 because that is the earliest observed point in this window. Recent range: $12.99 to $15.00.
Sorted by category match, unit-price proximity, pet type, and deal score so the comparison stays stable between visits.

Hartz UltraGuard · 150 lb bag at $0.16/lb, holding near its 90-day average.
Confirm pet type, weight range, age guidance, treatment duration, and active format before price.

Flea and · 200-count pack at $0.11/count, 3% above its 90-day average.

K9 Advantix · 55 lb bag at $0.27/lb, holding near its 90-day average.

K9 Advantix · 55 lb bag at $0.27/lb, holding near its 90-day average.

Sentry Fiproguard · 44 lb bag at $0.95/lb, 8% under its 90-day average.

Amazon Basics · 44 lb bag at $0.34/lb, 4% under its 90-day average.