
See the current low price, unit value, merchant options, and recent price history before you buy or set a drop alert.
Hartz UltraGuard · 6-count pack at $2.17/count, 3% above its 90-day average.
Merchant rows include current price, subscription price where available, unit cost, and shipping notes.
Current best price is $0.39 above the 90-day avg. Chart starts at May 14 because that is the earliest observed point in this window. Recent range: $12.34 to $13.04.
Sorted by category match, unit-price proximity, pet type, and deal score so the comparison stays stable between visits.

ADAMS Plus · 4 fl oz bottle at $2.40/fl oz, 7% above its 90-day average.
Confirm pet type, weight range, age guidance, treatment duration, and active format before price.

FRONTLINE · 22 lb bag at $1.86/lb, 15% above its 90-day average.

Amazon Basics · 3-count pack at $3.33/count, 4% under its 90-day average.

Vectra 3D · 55 lb bag at $1.76/lb, 26% above its 90-day average.

WEALLIN Flea · 6-count pack at $3.46/count, 3% under its 90-day average.

FRONTLINE · 20 lb bag at $2.62/lb, 13% above its 90-day average.