{"product_id":"brightwell-aquatics-magnesion-1l","title":"BRIGHTWELL AQUATICS MAGNESION","description":"\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHIGHLY CONCENTRATED MAGNESIUM FORMULA -\u003c\/strong\u003e Delivers 26 ppm per ml to support magnesium levels critical for reef-building corals and invertebrates.\u003cbr\u003e\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePROMOTES STABLE CALCIUM BALANCE -\u003c\/strong\u003e Magnesium prevents unwanted calcium-carbonate precipitation, helping maintain proper calcium and alkalinity ratios.\u003cbr\u003e\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSUPPORTS SKELETAL STRUCTURE FORMATION -\u003c\/strong\u003e Provides magnesium for aragonite growth—essential for corals, clams, and other reef organisms to thrive.\u003cbr\u003e\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNO UNWANTED ORGANICS OR ADDITIVES -\u003c\/strong\u003e Free of EDTA, gluconate, or polygluconate; formulated using ultra-pure ingredients and marine science expertise.\u003cbr\u003e\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAMERICAN-MADE EXCELLENCE - \u003c\/strong\u003eBrightwell Aquatics is an industry-leading brand committed to providing innovative and scientifically backed aquatic care products. Made in the USA, we consistently deliver advanced superior quality solutions to elevate the vibrancy and health of your aquarium.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBrightwell Aquatics Magnesion\u003c\/strong\u003e\u003cspan\u003e is a highly-concentrated ionic magnesium solution formulated to raise and stabilize magnesium levels in reef aquariums. Magnesium plays a vital role in maintaining balanced calcium and carbonate concentrations by preventing them from binding too quickly. Without proper magnesium levels, calcium and alkalinity can drop unexpectedly, causing poor coral growth and water chemistry instability. \u003c\/span\u003e\u003cstrong\u003eMagnesion\u003c\/strong\u003e\u003cspan\u003e helps restore the ideal range of 1,290–1,320 ppm, supporting aragonite formation—the mineral corals and clams use to build their skeletons.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eThis supplement contains no organics like EDTA or gluconate and is over 50% stronger than many competing products. Whether you're establishing a new system or adjusting an existing one, \u003c\/span\u003e\u003cstrong\u003eMagnesion\u003c\/strong\u003e\u003cspan\u003e allows hobbyists to customize dosing based on aquarium demand. Crafted with high-purity ingredients and backed by marine science, it helps create an ideal reef environment for consistent coral health and growth.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDirections\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e   Basic Use:\u003cbr\u003e\u003c\/strong\u003e\u003cbr\u003e1. Shake well before use.\u003c\/p\u003e\n\u003cp\u003e2. Add 5 ml per 20 gallons every other day.\u003c\/p\u003e\n\u003cp\u003e3. Maintain magnesium between 1,290–1,320 ppm.\u003c\/p\u003e\n\u003cp\u003e4. 250 ml treats up to 1,000 gallons.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAdvanced Use:\u003cbr\u003e\u003c\/strong\u003e\u003cbr\u003e1. Test magnesium before dosing.\u003c\/p\u003e\n\u003cp\u003e2. Each ml raises 1 gallon by ~26 ppm.\u003c\/p\u003e\n\u003cp\u003e3. If magnesium is below 1,288 ppm, dose up to 10 ml per 20 gallons daily.\u003c\/p\u003e\n\u003cp\u003e4. Continue daily or weekly as needed.\u003c\/p\u003e\n\u003cp\u003e5. To calculate daily dose:\u003c\/p\u003e\n\u003cp\u003e     ● Measure daily magnesium drop (ppm).\u003c\/p\u003e\n\u003cp\u003e     ● Divide by 26.\u003c\/p\u003e\n\u003cp\u003e     ●Multiply by system gallons = ml needed.\u003c\/p\u003e\n\u003cp\u003e6. Daily dosing gives better stability than weekly dosing.\u003c\/p\u003e","brand":"Atlantis Coral Reef Supply","offers":[{"title":"500ML","offer_id":47973110775975,"sku":null,"price":14.99,"currency_code":"USD","in_stock":true},{"title":"1L","offer_id":47973110808743,"sku":null,"price":26.46,"currency_code":"USD","in_stock":true},{"title":"250ML","offer_id":49556578795687,"sku":null,"price":8.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/1225\/5143\/files\/IMG-0163.png?v=1771953891","url":"https:\/\/www.atlantiscoralreefsupply.com\/products\/brightwell-aquatics-magnesion-1l","provider":"Atlantis Coral Reef Supply","version":"1.0","type":"link"}