Price: $30.86 - $25.90
(as of Aug 06, 2025 10:13:12 UTC – Details)

Brightwell Aquatics MicroBacter Start XLM

Discover the ultimate in aquarium care with Brightwell Aquatics MicroBacter Start XLM. This concentrated formula establishes or boosts the nitrogen cycle, rapidly setting up biological filtration and creating a stable habitat in as little as 7 days. Perfect for new tanks, emergencies, or post-medication recovery, it breaks down nitrogenous waste, enhancing water quality and eliminating ammonia and nitrite spikes.

Features

• Super concentrated 15x strength formula
• Rapidly restores nitrification bacteria in emergencies
• Usually cycles in 7 days
• Ideal in aquaria with high population densities and when adding new fish
• Best used post-cleaning of rocks and surfaces or after use of medication
• Prevents “New Tank Syndrome”
• Supplied in a proprietary base for maximum longevity
• Formulated utilizing extensive data compiled by microbiologists

Pros

Brightwell Aquatics MicroBacter Start XLM is a highly effective and versatile product that offers numerous benefits for aquarium owners. Some of the key advantages include:

• Rapidly establishes or boosts the nitrogen cycle
• Improves water quality and eliminates ammonia and nitrite spikes
• Supports high population densities and new fish additions
• Prevents “New Tank Syndrome” and promotes a stable habitat
• Shelf stable for over a year at room temperature

Cons

While Brightwell Aquatics MicroBacter Start XLM is a highly effective product, there are some potential drawbacks to consider:

• May not be suitable for all types of aquariums or fish species
• Requires proper dosage and application to achieve optimal results
• May not be effective in extreme cases of water pollution or neglect

Product Details

Product Dimensions: 1.18 x 1.18 x 4.72 inches; 10.23 ounces

Item model number: BACSTARTXLM250

Date First Available: December 4, 2019

Manufacturer: Brightwell Aquatics

ASIN: B082BWNQ37

Best Sellers Rank: #24,083 in Pet Supplies, #211 in Aquarium Water Treatments

Customer Reviews: 4.5 out of 5 stars, 800 ratings

About the Manufacturer

Brightwell Aquatics is a leading brand committed to providing innovative and scientifically backed aquatic care products. Made in the USA, we deliver advanced solutions to elevate the vibrancy and health of your aquarium.