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Brightwell Aquatics Alkalin8.3 - 250 ml
Brightwell Aquatics Alkalin8.3 KH Buffer - 250 ml
Our Price: $4.98

  • Highly-effective alkalinity(KH)-increasing (”buffer”) solution. 

  • Helps increase pH stability in an aquarium by raising the alkalinity. 

  • Provides a source of carbonates, which make up the majority by weight of aragonite, the mineral secreted by reef-building organisms as skeletal material. 

  • Continued addition raises pH until 8.3 is reached, at which point the pH remains unchanged and the alkalinity alone increases. 

  • Over 50% stronger than most competing products. 

  • Free of phosphate, silicate, and organic material. 

  • Formulated by a marine scientist.
Brightwell Aquatics Alkalin8.3 - 500 ml
Brightwell Aquatics Alkalin8.3 KH Buffer - 500 ml
Our Price: $6.98

  • Highly-effective alkalinity(KH)-increasing (”buffer”) solution. 

  • Helps increase pH stability in an aquarium by raising the alkalinity. 

  • Provides a source of carbonates, which make up the majority by weight of aragonite, the mineral secreted by reef-building organisms as skeletal material. 

  • Continued addition raises pH until 8.3 is reached, at which point the pH remains unchanged and the alkalinity alone increases. 

  • Over 50% stronger than most competing products. 

  • Free of phosphate, silicate, and organic material. 

  • Formulated by a marine scientist.
Brightwell Aquatics Alkalin8.3-P - 250 grams
Brightwell Aquatics Alkalin8.3-P KH Buffer Powder - 250 grams
Our Price: $5.49

  • Highly-effective alkalinity-increasing (”buffer”) powdered blend.

  • Helps increase pH stability in an aquarium by raising the alkalinity; continued addition raises pH until 8.3 is reached, at which point the pH remains unchanged and the alkalinity alone increases.

  • Provides a source of carbonates, which make up the majority by weight of aragonite, the mineral secreted by reef-building organisms as skeletal material.

  • Formulated by a marine scientist.
Brightwell Aquatics Alkalin8.3-P - 500 grams
Brightwell Aquatics Alkalin8.3-P KH Buffer Powder - 500 grams
Our Price: $9.24


  • Highly-effective alkalinity-increasing (”buffer”) powdered blend. 

  • Helps increase pH stability in an aquarium by raising the alkalinity; continued addition raises pH until 8.3 is reached, at which point the pH remains unchanged and the alkalinity alone increases. 

  • Provides a source of carbonates, which make up the majority by weight of aragonite, the mineral secreted by reef-building organisms as skeletal material. 

  • Formulated by a marine scientist.
Brightwell Aquatics CoralAmino - 60 ml
Brightwell Aquatics CoralAmino - 60 ml
Our Price: $16.28


  • Complex of free-form amino acids in the same ratios found within tissues of stony corals.
  • Beneficial to all corals (stony and soft), as well as solitary and colonial polyps.
  • Free-form amino acids:

    • Provide the building blocks of coral tissue in ideal ratios to encourage the formation of new tissue.
    • Encourage new tissue growth to repair damage incurred during fragmentation and propagation.
    • Encourage growth by budding and fission.
    • Encourage vibrant coloration.

  • Formulated based upon data compiled by oceanographers researching coral tissue profiles
  • Does not require refrigeration
  • Formulated by a marine scientist
Brightwell Aquatics CoralAmino - 30 ml
Brightwell Aquatics CoralAmino - 30 ml
Our Price: $10.99


  • Complex of free-form amino acids in the same ratios found within tissues of stony corals.
  • Beneficial to all corals (stony and soft), as well as solitary and colonial polyps.
  • Free-form amino acids:

    • Provide the building blocks of coral tissue in ideal ratios to encourage the formation of new tissue.
    • Encourage new tissue growth to repair damage incurred during fragmentation and propagation.
    • Encourage growth by budding and fission.
    • Encourage vibrant coloration.

  • Formulated based upon data compiled by oceanographers researching coral tissue profiles
  • Does not require refrigeration
  • Formulated by a marine scientist
Brightwell Aquatics Elemental Reef Building Supplement - 400 grams
Brightwell Aquatics Elemental Reef Building Supplement - 400 grams
Our Price: $11.98

  • Complete source of the elements and molecules directly used by corals, clams, and other reef-building invertebrates and organisms to create skeletal material and grow. 
  • Provides calcium, strontium, magnesium, and potassium in approximately the same ratios in which they occur in aragonite, the mineral that is primarily secreted by reef-building marine organisms under normal environmental conditions. 
  • Very strong source of carbonates, also involved in aragonite formation; twice the calcium relative to carbonates compared to natural aragonite. 
  • Formulated by a marine scientist.
Brightwell Aquatics Ferrion Liquid Iron Supplement - 250 ml
Brightwell Aquatics Ferrion Liquid Iron Supplement - 250 ml
Our Price: $4.88


  • Highly-concentrated and stable iron solution for supplementing aquaria containing hermatypic organisms (i.e. “photosynthetic” or zooxanthellate corals, clams, and their allies), macroalgae, coralline algae, mangroves, marsh grasses, and other desirablemarine algae and plants. 

  • Particularly suited to systems outfitted with a refugium or mud system. 

  • Stronger than most competing products. 

  • Composed of purified water and ultra-high purity materials. 

  • Formulated by a marine scientist.
Brightwell Aquatics Ferrion Liquid Iron Supplement - 500 ml
Brightwell Aquatics Ferrion Liquid Iron Supplement - 500 ml
Our Price: $8.18


  • Highly-concentrated and stable iron solution for supplementing aquaria containing hermatypic organisms (i.e. “photosynthetic” or zooxanthellate corals, clams, and their allies), macroalgae, coralline algae, mangroves, marsh grasses, and other desirablemarine algae and plants. 

  • Particularly suited to systems outfitted with a refugium or mud system. 

  • Stronger than most competing products. 

  • Composed of purified water and ultra-high purity materials. 

  • Formulated by a marine scientist.
Brightwell Aquatics GarlicPowder Concentrated Garlic Supplement - 30 ml
Brightwell Aquatics GarlicPowder Concentrated Garlic Supplement - 30 ml
Our Price: $11.28


  • Delivers the nutritional benefits of raw garlic to fishes primarily by being applied to their food. 

  • Consists solely of preserved extract of raw garlic with a small amount of vitamin-C as a preservative. 

  • Does not require refrigeration. 

  • Formulated by a marine scientist.
Brightwell Aquatics GarlicPowder Concentrated Garlic Supplement - 60 ml
Brightwell Aquatics GarlicPowder Concentrated Garlic Supplement - 60 ml
Our Price: $16.08


  • Delivers the nutritional benefits of raw garlic to fishes primarily by being applied to their food. 

  • Consists solely of preserved extract of raw garlic with a small amount of vitamin-C as a preservative. 

  • Does not require refrigeration. 

  • Formulated by a marine scientist.
Brightwell Aquatics GarlicPowder Concentrated Garlic Supplement - 125 ml
Brightwell Aquatics GarlicPowder Concentrated Garlic Supplement - 125 ml
Our Price: $22.28


  • Delivers the nutritional benefits of raw garlic to fishes primarily by being applied to their food. 

  • Consists solely of preserved extract of raw garlic with a small amount of vitamin-C as a preservative. 

  • Does not require refrigeration. 

  • Formulated by a marine scientist.
Brightwell Aquatics Iodion Advanced Iodide Supplement - 250 ml
Brightwell Aquatics Iodion Advanced Iodide Supplement - 250 ml
Our Price: $5.98


  • Highly-concentrated, extended activity iodide solution. 

  • Provides iodide, which is important to hermatypic corals and other invertebrates harboring zooxanthellae, macroalgae, and also to the health of fishes. 

  • Stronger than most competing products. 

  • The nature of iodide sources used makes Iodion more effective than standard iodide-solutions. 

  • Suitable for use by aquarium hobbyists of all skill and experience levels. 

  • Composed of purified water and ultra-high purity materials.

  • Formulated by a marine scientist.
Brightwell Aquatics Iodion Advanced Iodide Supplement - 500 ml
Brightwell Aquatics Iodion Advanced Iodide Supplement - 500 ml
Our Price: $10.48


  • Highly-concentrated, extended activity iodide solution. 

  • Provides iodide, which is important to hermatypic corals and other invertebrates harboring zooxanthellae, macroalgae, and also to the health of fishes. 

  • Stronger than most competing products. 

  • The nature of iodide sources used makes Iodion more effective than standard iodide-solutions. 

  • Suitable for use by aquarium hobbyists of all skill and experience levels. 

  • Composed of purified water and ultra-high purity materials.

  • Formulated by a marine scientist.
Brightwell Aquatics Kalk+2 Kalkwasser Supplement - 225 grams
Brightwell Aquatics Kalk+2 Kalkwasser Supplement - 225 grams
Our Price: $9.79


  • Contains calcium, strontium, and magnesium in the same ionic ratios found in aragonite. This unique feature increases the usefulness of Kalk+2 to reef-building invertebrates such as corals, clams, calcareous algae, etc. 

  • Provides temporary alkalinity and helps maintain pH within the desired range when used as directed. 

  • Adds no conservative elements, such as chloride, to the aquarium. 

  • Improves upon the industry-standard powdered calcium supplement over the past three decades. 

  • Formulated by a marine scientist.
Brightwell Aquatics Kalk+2 Kalkwasser Supplement - 450 grams
Brightwell Aquatics Kalk+2 Kalkwasser Supplement - 450 grams
Our Price: $12.29


  • Contains calcium, strontium, and magnesium in the same ionic ratios found in aragonite. This unique feature increases the usefulness of Kalk+2 to reef-building invertebrates such as corals, clams, calcareous algae, etc. 

  • Provides temporary alkalinity and helps maintain pH within the desired range when used as directed. 

  • Adds no conservative elements, such as chloride, to the aquarium. 

  • Improves upon the industry-standard powdered calcium supplement over the past three decades. 

  • Formulated by a marine scientist.
Brightwell Aquatics KoralColor Increased Coloration Supplement - 250 ml
Brightwell Aquatics KoralColor Increased Coloration Supplement - 250 ml
Our Price: $9.38


  • Provides numerous elements important to the formation of various biochromes (biological pigments), complex molecules that give coloration to plant and animal cells through their selective color-absorption and -reflection characteristics.

  • Formulated specifically to provide trace quantities of elements for gradual incorporation into, and formation of, biochromes known to occur within zooxanthellae, such as chlorophylls a and c, beta carotene, and xanthophylls.

  • Does not influence population density of zooxanthellae, which would put the overall health and survival of the host organism in a precarious situation.

  • Formulated by a marine scientist.
Brightwell Aquatics KoralColor Increased Coloration Supplement - 500 ml
Brightwell Aquatics KoralColor Increased Coloration Supplement - 500 ml
Our Price: $16.68


  • Provides numerous elements important to the formation of various biochromes (biological pigments), complex molecules that give coloration to plant and animal cells through their selective color-absorption and -reflection characteristics.

  • Formulated specifically to provide trace quantities of elements for gradual incorporation into, and formation of, biochromes known to occur within zooxanthellae, such as chlorophylls a and c, beta carotene, and xanthophylls.

  • Does not influence population density of zooxanthellae, which would put the overall health and survival of the host organism in a precarious situation.

  • Formulated by a marine scientist.
Brightwell Aquatics AminOmega - 125 ml
Brightwell Aquatics AminOmega - 125 ml
Our Price: $11.49


  • Provides marine sources of amino acids and omega-3 and -6 highly unsaturated fatty acids (HUFA). 

  • Increases the nutritional value of foods for marine fishes and invertebrates, particularly for fishes that show signs of head and lateral line erosion. 

  • May be used to fortify prepared and live foods. 

  • Contains no shark-derived ingredients. 

  • Composed of a blend of unique marine fish and crustacean sources of proteins and essential fatty acids, as well as important vitamins. 

  • Does not require refrigeration. • Formulated by a marine scientist.
Brightwell Aquatics Calcion Concentrated Calcium Supplement - 250 ml
Brightwell Aquatics Calcion Concentrated Calcium Supplement - 250 ml
Our Price: $5.99


  • Highly-concentrated ionic calcium solution. 

  • Increases the concentration of calcium in marine aquarium water to provide corals and other reef-building invertebrates with one of the most important elements required for growth. 

  • Is ionic rather than chelated, and contains no unwanted organic material such as EDTA, gluconate, or polygluconate. 

  • Over 50% stronger than most competing products. 

  • Free of phosphate, silicate, and organic material. 

  • Formulated by a marine scientist.