API

Shop by Brand
API

Shop by Brand > API

API Stress Coat Aquarium Water Conditioner, 16-oz bottle

More Choices Available

Deal

API Stress Coat Aquarium Water Conditioner, 16-oz bottle

Spend $100, Save $25

$6.34 Autoship & Save

$6.67 $12.59

111

FREE 1-3 day shipping over $49

API Turtle Sludge Destroyer Aquarium Cleaner, 8-oz bottle

More Choices Available

Deal

API Turtle Sludge Destroyer Aquarium Cleaner, 8-oz bottle

Spend $100, Save $25

$6.64 Autoship & Save

$6.99 $9.79

FREE 1-3 day shipping over $49

More Choices Available

Deal

API Tap Water Conditioner, 16-oz bottle

Spend $100, Save $25

$6.64 Autoship & Save

$6.99 $9.79

FREE 1-3 day shipping over $49

Deal

API Freshwater Aquarium Master Test Kit, 800 count

Spend $100, Save $25

$23.36 Autoship & Save

$24.59 $34.99

133

FREE 1-3 day shipping over $49

More Choices Available

API Stress Zyme Freshwater & Saltwater Aquarium Water Cleaner, 16-oz bottle

$7.68 Autoship & Save

$8.08 $18.99

FREE 1-3 day shipping over $49

More Choices Available

API Freshwater Aquarium Salt, 65-oz carton

$8.54 Autoship & Save

$8.99 $12.89

FREE 1-3 day shipping over $49

More Choices Available

API Accu-Clear Freshwater Aquarium Clarifier, 8-oz bottle

$7.40 Autoship & Save

$7.79 $11.19

FREE 1-3 day shipping over $49

More Choices Available

API Quick Start Freshwater & Saltwater Aquarium Water Treatment, 16-oz bottle

$11.00 Autoship & Save

$11.58 $22.39

FREE 1-3 day shipping over $49

Deal

API Extra Long Algae Scraper for Glass Aquariums

Spend $100, Save $25

$7.29 $10.21

FREE 1-3 day shipping over $49

More Choices Available

API Algaefix Algae Control Aquarium Solution, 16-oz bottle

$13.29 Autoship & Save

$13.99 $19.59

FREE 1-3 day shipping over $49

Deal

API Bettafix Antibacterial & Antifungal Betta Fish Infection Remedy, 1.7-oz bottle

Spend $100, Save $25

$3.60 Autoship & Save

$3.79 $5.00

FREE 1-3 day shipping over $49

API Melafix Freshwater Fish Infection Remedy, 16-oz bottle

More Choices Available

Deal

API Melafix Freshwater Fish Infection Remedy, 16-oz bottle

Spend $100, Save $25

$9.78 Autoship & Save

$10.29 $14.49

FREE 1-3 day shipping over $49

API E.M. Erythromycin Freshwater Fish Bacterial Disease Medication, 10 count

More Choices Available

Deal

API E.M. Erythromycin Freshwater Fish Bacterial Disease Medication, 10 count

Spend $100, Save $25

$14.24 Autoship & Save

$14.99 $20.99

FREE 1-3 day shipping over $49

API Turtle Water Conditioner, 8-oz bottle

More Choices Available

Deal

API Turtle Water Conditioner, 8-oz bottle

Spend $100, Save $25

$6.64 Autoship & Save

$6.99 $9.79

FREE 1-3 day shipping over $49

API Turtle Fix Antibacterial Treatment, 8-oz bottle

More Choices Available

Deal

API Turtle Fix Antibacterial Treatment, 8-oz bottle

Spend $100, Save $25

$6.64 Autoship & Save

$6.99 $9.79

FREE 1-3 day shipping over $49

API Vacation Pyramid Fish Food Feeder, 14 days

More Choices Available

Deal

API Vacation Pyramid Fish Food Feeder, 14 days

Spend $100, Save $25

$2.84 Autoship & Save

$2.99 $4.19

FREE 1-3 day shipping over $49

More Choices Available

API Algae Eater Wafers Fish Food, 6.4-oz bottle

$6.60 Autoship & Save

$6.95 $15.79

FREE 1-3 day shipping over $49

API General Cure Freshwater & Saltwater Aquarium Parasitic Fish Disease Treatment, 10 count

More Choices Available

Deal

API General Cure Freshwater & Saltwater Aquarium Parasitic Fish Disease Treatment, 10 count

Spend $100, Save $25

$12.45 Autoship & Save

$13.11 $18.59

FREE 1-3 day shipping over $49

More Choices Available

API Leaf Zone Freshwater Aquarium Plant Fertilizer, 16-oz bottle

$6.26 Autoship & Save

$6.59 $9.79

FREE 1-3 day shipping over $49

More Choices Available

API Sinking Shrimp Pellets Bottom Feeder Fish Food, 7.9-oz bottle

$7.94 Autoship & Save

$8.36 $11.19

FREE 1-3 day shipping over $49

API Liquid Super Ick Cure Freshwater Aquarium Fish Medication, 4-oz bottle

More Choices Available

Deal

API Liquid Super Ick Cure Freshwater Aquarium Fish Medication, 4-oz bottle

Spend $100, Save $25

$5.69 Autoship & Save

$5.99 $8.39

FREE 1-3 day shipping over $49

API 5 in 1 Freshwater & Saltwater Aquarium Test Strips, 25 count

More Choices Available

Deal

API 5 in 1 Freshwater & Saltwater Aquarium Test Strips, 25 count

Spend $100, Save $25

$10.06 Autoship & Save

$10.59 $14.99

FREE 1-3 day shipping over $49

More Choices Available

API Ammo-Lock Freshwater & Saltwater Aquarium Ammonia Detoxifier, 16-oz bottle

$8.37 Autoship & Save

$8.81 $14.39

FREE 1-3 day shipping over $49

More Choices Available

API Flakes Tropical Fish Food, 5.7-oz bottle

$11.68 Autoship & Save

$12.29 $17.19

FREE 1-3 day shipping over $49

More Choices Available

API Nitra-Zorb Aquarium Canister Filter Filtration Pouch, Size 6

$13.29 Autoship & Save

$13.99 $19.59

FREE 1-3 day shipping over $49

More Choices Available

API Pond Algaefix Algae Control Solution, 1-gal bottle

$47.49 Autoship & Save

$49.99 $69.99

FREE 1-3 day shipping on this item

API CO2 Booster Freshwater Aquarium Plant Care Treatment, 16-oz bottle

More Choices Available

Deal

API CO2 Booster Freshwater Aquarium Plant Care Treatment, 16-oz bottle

Spend $100, Save $25

$10.44 Autoship & Save

$10.99 $15.39

FREE 1-3 day shipping over $49

Deal

API Fin & Body Cure Freshwater Fish Powder Medication

Spend $100, Save $25

$12.63 Autoship & Save

$13.29 $18.59

FREE 1-3 day shipping over $49

API Sinking Pellets Goldfish Food, 7-oz bottle

More Choices Available

Deal

API Sinking Pellets Goldfish Food, 7-oz bottle

Spend $100, Save $25

$6.97 Autoship & Save

$7.34 $14.79

FREE 1-3 day shipping over $49

API Root Tabs Aquarium Plant Fertilizer, 10-count

More Choices Available

Deal

API Root Tabs Aquarium Plant Fertilizer, 10-count

Spend $100, Save $25

$8.54 Autoship & Save

$8.99 $12.59

FREE 1-3 day shipping over $49

API Betta Aquarium Water Care, 31-oz bottle

More Choices Available

Deal

API Betta Aquarium Water Care, 31-oz bottle

Spend $60 on Select Items, Get a $30 eGift Card

$5.49 Autoship & Save

$5.78 $6.00

FREE 1-3 day shipping over $49

More Choices Available

API Pimafix Freshwater & Saltwater Fish Fungal Infection Remedy, 16-oz bottle

$12.63 Autoship & Save

$13.29 $13.99

FREE 1-3 day shipping over $49

API Safe & Easy Aquarium Cleaner Spray, 8-oz bottle

$6.45 Autoship & Save

$6.79 $8.81

FREE 1-3 day shipping over $49

API Proper pH 7.0 Aquarium Water Treatment, 8.8-oz bottle

More Choices Available

Deal

API Proper pH 7.0 Aquarium Water Treatment, 8.8-oz bottle

Spend $100, Save $25

$8.54 Autoship & Save

$8.99 $12.59

FREE 1-3 day shipping over $49

More Choices Available

API Pond Ecofix Sludge Destroyer Pond Water Clarifier & Sludge Remover, 16-oz bottle

$10.44 Autoship & Save

$10.99 $20.00

FREE 1-3 day shipping over $49

Deal

API pH Freshwater Aquarium Test Kit, 250 count

Spend $100, Save $25

$6.26 Autoship & Save

$6.59 $9.19

FREE 1-3 day shipping over $49

Filter by:

Food Form

Pellets (18)

Flakes (11)

Feeders / Blocks (3)

Wafers (3)

Material

Plastic (5)

Foam (3)

Mesh (2)

Cotton (1)

Polyester (1)

Customer Rating

Autoship & Save Eligible

True (215)

Pet

Fish (227)

Reptile (6)

Food Form

Pellets (18)

Flakes (11)

Feeders / Blocks (3)

Wafers (3)

Special Diet

High-Protein (6)

Material

Plastic (5)

Foam (3)

Mesh (2)

Cotton (1)

Polyester (1)

Price

Less than $10

$10 to $20

$20 to $30

$30 to $40

$40 to $50

$50 & Above

Customer Rating

API is passionate about fishkeeping and supporting the fishkeeping hobby. A pioneer in the aquatics industry for more than 50 years, API is committed to making a difference to our planet and its people by providing innovative, scientifically proven fishkeeping solutions.