Betta Fish Water Conditioners

Betta
Betta
Sort
Filter (1)
Slide 1 of 5
API Stress Coat Aquarium Water Conditioner, 32-fl oz bottle slide 1 of 5
API Stress Coat Aquarium Water Conditioner, 32-fl oz bottle slide 2 of 5
API Stress Coat Aquarium Water Conditioner, 32-fl oz bottle slide 3 of 5
API Stress Coat Aquarium Water Conditioner, 32-fl oz bottle slide 4 of 5
API Stress Coat Aquarium Water Conditioner, 32-fl oz bottle slide 5 of 5
API Stress Coat Aquarium Water Conditioner, 32-fl oz bottle slide 1 of 5
API Stress Coat Aquarium Water Conditioner, 32-fl oz bottle slide 2 of 5
API Stress Coat Aquarium Water Conditioner, 32-fl oz bottle slide 3 of 5
API Stress Coat Aquarium Water Conditioner, 32-fl oz bottle slide 4 of 5
API Stress Coat Aquarium Water Conditioner, 32-fl oz bottle slide 5 of 5
API Stress Coat Aquarium Water Conditioner, 32-fl oz bottle slide 1 of 5
API Stress Coat Aquarium Water Conditioner, 32-fl oz bottle slide 2 of 5
API Stress Coat Aquarium Water Conditioner, 32-fl oz bottle slide 3 of 5
API Stress Coat Aquarium Water Conditioner, 32-fl oz bottle slide 4 of 5
API Stress Coat Aquarium Water Conditioner, 32-fl oz bottle slide 5 of 5
Slide 1 of 5
API Stress Coat Aquarium Water Conditioner, 32-fl oz bottle slide 1 of 5
API Stress Coat Aquarium Water Conditioner, 32-fl oz bottle slide 2 of 5
API Stress Coat Aquarium Water Conditioner, 32-fl oz bottle slide 3 of 5
API Stress Coat Aquarium Water Conditioner, 32-fl oz bottle slide 4 of 5
API Stress Coat Aquarium Water Conditioner, 32-fl oz bottle slide 5 of 5
API Stress Coat Aquarium Water Conditioner, 32-fl oz bottle slide 1 of 5
API Stress Coat Aquarium Water Conditioner, 32-fl oz bottle slide 2 of 5
API Stress Coat Aquarium Water Conditioner, 32-fl oz bottle slide 3 of 5
API Stress Coat Aquarium Water Conditioner, 32-fl oz bottle slide 4 of 5
API Stress Coat Aquarium Water Conditioner, 32-fl oz bottle slide 5 of 5
API Stress Coat Aquarium Water Conditioner, 32-fl oz bottle slide 1 of 5
API Stress Coat Aquarium Water Conditioner, 32-fl oz bottle slide 2 of 5
API Stress Coat Aquarium Water Conditioner, 32-fl oz bottle slide 3 of 5
API Stress Coat Aquarium Water Conditioner, 32-fl oz bottle slide 4 of 5
API Stress Coat Aquarium Water Conditioner, 32-fl oz bottle slide 5 of 5

API Stress Coat Aquarium Water Conditioner, 32-fl oz bottle

Rated 4.8 out of 5 stars
699
$21.88 Chewy Price
($0.69/fl oz) Price per Unit
$30.78 List Price
$20.79 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Slide 1 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 1 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 2 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 3 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 4 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 5 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 6 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 1 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 2 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 3 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 4 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 5 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 6 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 1 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 2 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 3 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 4 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 5 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 6 of 6
Slide 1 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 1 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 2 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 3 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 4 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 5 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 6 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 1 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 2 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 3 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 4 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 5 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 6 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 1 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 2 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 3 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 4 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 5 of 6
API Tap Water Conditioner, 16-fl oz bottle slide 6 of 6

API Tap Water Conditioner, 16-fl oz bottle

Rated 4.8 out of 5 stars
450
$8.48 Chewy Price
($0.53/fl oz) Price per Unit
$11.98 List Price
$8.06 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Slide 1 of 6
SunGrow Betta Fish Indian Almond Leaves, Water Conditioner & Tank Treatment for Freshwater Aquarium slide 1 of 6
SunGrow Betta Fish Indian Almond Leaves, Water Conditioner & Tank Treatment for Freshwater Aquarium slide 2 of 6
SunGrow Betta Fish Indian Almond Leaves, Water Conditioner & Tank Treatment for Freshwater Aquarium slide 3 of 6
SunGrow Betta Fish Indian Almond Leaves, Water Conditioner & Tank Treatment for Freshwater Aquarium slide 4 of 6
SunGrow Betta Fish Indian Almond Leaves, Water Conditioner & Tank Treatment for Freshwater Aquarium slide 5 of 6
SunGrow Betta Fish Indian Almond Leaves, Water Conditioner & Tank Treatment for Freshwater Aquarium slide 6 of 6
SunGrow Betta Fish Indian Almond Leaves, Water Conditioner & Tank Treatment for Freshwater Aquarium slide 1 of 6
SunGrow Betta Fish Indian Almond Leaves, Water Conditioner & Tank Treatment for Freshwater Aquarium slide 2 of 6
SunGrow Betta Fish Indian Almond Leaves, Water Conditioner & Tank Treatment for Freshwater Aquarium slide 3 of 6
SunGrow Betta Fish Indian Almond Leaves, Water Conditioner & Tank Treatment for Freshwater Aquarium slide 4 of 6
SunGrow Betta Fish Indian Almond Leaves, Water Conditioner & Tank Treatment for Freshwater Aquarium slide 5 of 6
SunGrow Betta Fish Indian Almond Leaves, Water Conditioner & Tank Treatment for Freshwater Aquarium slide 6 of 6
SunGrow Betta Fish Indian Almond Leaves, Water Conditioner & Tank Treatment for Freshwater Aquarium slide 1 of 6
SunGrow Betta Fish Indian Almond Leaves, Water Conditioner & Tank Treatment for Freshwater Aquarium slide 2 of 6
SunGrow Betta Fish Indian Almond Leaves, Water Conditioner & Tank Treatment for Freshwater Aquarium slide 3 of 6
SunGrow Betta Fish Indian Almond Leaves, Water Conditioner & Tank Treatment for Freshwater Aquarium slide 4 of 6
SunGrow Betta Fish Indian Almond Leaves, Water Conditioner & Tank Treatment for Freshwater Aquarium slide 5 of 6
SunGrow Betta Fish Indian Almond Leaves, Water Conditioner & Tank Treatment for Freshwater Aquarium slide 6 of 6

SunGrow Betta Fish Indian Almond Leaves, Water Conditioner & Tank Treatment for Freshwater Aqua...

Rated 4.5 out of 5 stars
143
$6.93 Chewy Price
$9.99 List Price
$6.58 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Slide 1 of 4
API Tap Water Conditioner Aquarium Water Conditioner, 64-fl oz bottle slide 1 of 4
API Tap Water Conditioner Aquarium Water Conditioner, 64-fl oz bottle slide 2 of 4
API Tap Water Conditioner Aquarium Water Conditioner, 64-fl oz bottle slide 3 of 4
API Tap Water Conditioner Aquarium Water Conditioner, 64-fl oz bottle slide 4 of 4
API Tap Water Conditioner Aquarium Water Conditioner, 64-fl oz bottle slide 1 of 4
API Tap Water Conditioner Aquarium Water Conditioner, 64-fl oz bottle slide 2 of 4
API Tap Water Conditioner Aquarium Water Conditioner, 64-fl oz bottle slide 3 of 4
API Tap Water Conditioner Aquarium Water Conditioner, 64-fl oz bottle slide 4 of 4
API Tap Water Conditioner Aquarium Water Conditioner, 64-fl oz bottle slide 1 of 4
API Tap Water Conditioner Aquarium Water Conditioner, 64-fl oz bottle slide 2 of 4
API Tap Water Conditioner Aquarium Water Conditioner, 64-fl oz bottle slide 3 of 4
API Tap Water Conditioner Aquarium Water Conditioner, 64-fl oz bottle slide 4 of 4

API Tap Water Conditioner Aquarium Water Conditioner, 64-fl oz bottle

Rated 4.8 out of 5 stars
96
$39.88 Chewy Price
($0.63/fl oz) Price per Unit
$37.89 Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Aqueon Ammonia Neutralizer Water Conditioner, 16-fl oz bottle

Rated 4.6 out of 5 stars
40
$8.99 Chewy Price
($0.57/fl oz) Price per Unit
$14.49 List Price
$8.54 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

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

Rated 4.6 out of 5 stars
197
$17.38 Chewy Price
($1.09/fl oz) Price per Unit
$24.38 List Price
$16.51 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

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

Rated 4.8 out of 5 stars
218
$15.49 Chewy Price
($0.97/fl oz) Price per Unit
$22.78 List Price
$14.72 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Aqua Essential Aquarium Treatment, 8-fl oz bottle

Rated 4.6 out of 5 stars
65
$8.68 Chewy Price
($1.09/fl oz) Price per Unit
$12.28 List Price
$8.25 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Tetra AquaSafe Aquarium Water Conditioner, 1.69-fl oz bottle

Rated 5 out of 5 stars
38
$4.98 Chewy Price
($2.95/fl oz) Price per Unit
$5.46 List Price
$4.73 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

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

Rated 4.4 out of 5 stars
56
$13.99 Chewy Price
($0.88/oz) Price per Unit
$17.48 List Price
$13.29 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

SunGrow Tap Water Conditioner with Beneficial Bacteria for Freshwater Aquarium Treatments Detox...

Rated 4.5 out of 5 stars
16
$5.94 Chewy Price
($0.89/oz) Price per Unit
$9.99 List Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Aquarium Start-Up Pack

Rated 4.7 out of 5 stars
17
$6.99 Chewy Price
$8.28 List Price
$6.64 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

SunGrow Mini Freshwater Indian Almond Leaves Aquarium Water Conditioner for Betta Fish & Shrimp...

Rated 4 out of 5 stars
33
$5.99 Chewy Price
($0.12/ea) Price per Unit
$9.99 List Price
$5.69 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Dr. Tim's Aquatics Betta Water Conditioner, 32-fl oz bottle

$8.19 Chewy Price
($0.26/fl oz) Price per Unit
$8.99 List Price
$7.78 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

GloFish Betta Aquarium Water Balance, 2-fl oz bottle

Rated 3 out of 5 stars
4
$6.19 Chewy Price
($3.10/fl oz) Price per Unit

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Aqueon Betta Water Renewal Conditioner, 4-oz bottle

Rated 3 out of 5 stars
2
$5.99 Chewy Price
($1.50/oz) Price per Unit

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Activ-Betta Bio-Activ Live Aqueous Solution Betta Water, 33.8-fl oz bottle

Rated 4.3 out of 5 stars
36
$2.29 Chewy Price
($0.07/fl oz) Price per Unit
$4.99 List Price
$2.18 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Quick Start Freshwater & Saltwater Aquarium Nitrifying Bacteria, 32-fl oz bottle

Rated 4.4 out of 5 stars
28
$34.78 Chewy Price
($1.09/fl oz) Price per Unit
$47.98 List Price
$33.04 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Dr. Tim's Aquatics Betta Waste-Away Water Conditioner, 4-fl oz bottle

Rated 5 out of 5 stars
1
$11.79 Chewy Price
($2.95/fl oz) Price per Unit
$14.99 List Price
$11.20 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Aquarium Starter Kit

Rated 5 out of 5 stars
7
$35.16 Chewy Price
$43.48 List Price
$33.40 Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Aqueon Betta Bowl Plus Water Conditioner, 4-fl oz bottle

Rated 4.8 out of 5 stars
63
$6.99 Chewy Price
($1.75/fl oz) Price per Unit
$6.64 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Betta Aquarium Water Conditioner, 1.7-fl oz bottle

Rated 4.5 out of 5 stars
28
$4.08 Chewy Price
($2.40/fl oz) Price per Unit
$5.98 List Price
$3.88 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Ruby Reef Rally PRO Aquarium Water Treatment, 64-fl oz bottle

Rated 3.9 out of 5 stars
14
$29.59 Chewy Price
($0.47/fl oz) Price per Unit
$36.99 List Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Stress Zyme Freshwater & Saltwater Aquarium Cleaning Solution, 32-fl oz bottle

Rated 4.9 out of 5 stars
14
$41.98 Chewy Price
($1.32/fl oz) Price per Unit
$39.88 Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

GloFish Betta Aquarium Water Conditioner, 2-fl oz bottle

$5.42 Chewy Price
($2.71/fl oz) Price per Unit
$6.19 List Price
$5.15 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Zoo Med Betta H2O Conditioner, 0.5-fl oz

Rated 4.3 out of 5 stars
14
$4.99 Chewy Price
($9.98/fl oz) Price per Unit
$4.74 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Dr. Tim's Aquatics One & Only Live Nitrifying Bacteria for Freshwater Aquariums, 8-fl oz bottle...

Rated 3.4 out of 5 stars
59
$53.59 Chewy Price
($6.70/fl oz) Price per Unit
$65.99 List Price
$50.91 Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

API Splendid Betta Complete Aquarium Water Conditioner, 1.25-fl oz bottle

Rated 5 out of 5 stars
8
$4.99 Chewy Price
($4.00/fl oz) Price per Unit
$5.78 List Price
$4.74 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Ruby Reef HydroPlex Aquarium Water Treatment, 64-fl oz bottle

Rated 4.6 out of 5 stars
7
$29.59 Chewy Price
($0.47/fl oz) Price per Unit
$36.99 List Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Dr. Tim's Aquatics Waste-Away Gel Betta Water Conditioner, Small, 2 count

Rated 5 out of 5 stars
1
$19.29 Chewy Price
($9.65/ea) Price per Unit
$23.99 List Price
$18.33 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Reeflowers Betta Bonny Fish Aquarium Water Conditioner, 2.9-fl oz bottle

$4.48 Chewy Price
($1.55/fl oz) Price per Unit
$4.26 Autoship Price

Free delivery on first-time orders over $35
Free 365-day returns

Dr. Tim's Aquatics AquaCleanse Freshwater Aquarium Cleaner, 64-fl oz bottle

Rated 4.7 out of 5 stars
3
$31.69 Chewy Price
($0.50/fl oz) Price per Unit
$30.11 Autoship Price

Free delivery on first-time orders over $35
Free 365-day returns

Fritz RPM Elements Calcium Aquarium Water Treatment, 1-gal bottle

Rated 5 out of 5 stars
2
$29.99 Chewy Price
($29.99/gl) Price per Unit

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

API Stress Coat with Pump Aquarium Water Conditioner, 16-fl oz bottle

Rated 4.6 out of 5 stars
41
$16.98 Chewy Price
($1.07/fl oz) Price per Unit
$16.13 Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Ruby Reef Rally NANO Formula Aquarium Water Treatment, 8-fl oz bottle

Rated 4.5 out of 5 stars
2
$8.99 Chewy Price
($1.13/fl oz) Price per Unit
$9.59 List Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Dr. Tim's Aquatics First Defense Freshwater Aquarium Cleaner, 16-fl oz bottle

Rated 5 out of 5 stars
2
$26.69 Chewy Price
($1.67/fl oz) Price per Unit
$25.36 Autoship Price

Free delivery on first-time orders over $35
Free 365-day returns

Save 5% on repeat deliveries

Aquarium Concern

Brand

7 Brands are shown below

Fish Type

Aquarium Type

Deals & Savings

Price

Customer Rating