{"product_id":"brightwell-aquatics-magnesion-liquid-salt-water-conditioner-concentrated-magnesium-supplement-for-reef-marine-aquariums-16-9-fl-oz","title":"Brightwell Aquatics Magnesion Liquid Salt Water Conditioner - Concentrated Magnesium Supplement for Reef \u0026 Marine Aquariums | 16.9 fl oz","description":"\u003ch2\u003eMagnesion: The magnesium boost reef tanks can rely on\u003c\/h2\u003e\n\u003cp\u003eBrightwell Aquatics MAG250 Magnesion Liquid Salt Water Conditioner is a highly concentrated ionic magnesium solution designed for reef aquariums. It is formulated to help manage the delicate balance between calcium and carbonates, supporting the conditions in which aragonite skeletons thrive.\u003c\/p\u003e\n\u003cp\u003eIn practice, hobbyists use Magnesion as part of routine maintenance to keep magnesium levels in the target range, with attention to tank size and uptake rate.\u003c\/p\u003e\n\u003ch3\u003eWhy magnesium matters in reef aquariums\u003c\/h3\u003e\n\u003cp\u003eMagnesium plays a key role in maintaining aragonite-based skeletons in corals, clams, and other reef-building organisms. By supporting the balance between calcium and carbonates, Magnesion helps create a stable foundation for color, vitality, and growth in a marine environment.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh-concentration ionic magnesium solution\u003c\/li\u003e\n\u003cli\u003eSupports reef-building skeletons via aragonite formation\u003c\/li\u003e\n\u003cli\u003ePure formula free from unwanted organics\u003c\/li\u003e\n\u003cli\u003eDeveloped from empirical data and microbiologist insights\u003c\/li\u003e\n\u003cli\u003eAmerican-made excellence using purified water and high-purity materials\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to use Magnesion for best results\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDosing guidance\u003c\/strong\u003e is simple and adjustable to your aquarium's uptake rate. Shake well before use. Dose 5 ml (1 capful) every other day, or as needed, to sustain magnesium levels between 1,290 and 1,320 ppm in 20 gallons of water. A 250 ml bottle can treat up to 1,000 gallons when used as directed.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eShake before use to ensure uniform distribution\u003c\/li\u003e\n\u003cli\u003e5 ml per dose; adjust according to measurement and test results\u003c\/li\u003e\n\u003cli\u003eTarget 1,290-1,320 ppm in 20 gallons\u003c\/li\u003e\n\u003cli\u003e250 ml bottle covers up to 1,000 gallons\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAs with any water-care regimen, pair Magnesion with a quality salt mix and consistent monitoring to help maintain stable seawater parameters. Brightwell Aquatics emphasizes purity and careful formulation—using purified water and high-purity materials for reliable results.\u003c\/p\u003e\n\u003ch3\u003eQuality, purity, and American-made excellence\u003c\/h3\u003e\n\u003cp\u003eBrightwell Aquatics positions Magnesion as a solution built on empirical data and observation, rather than theory alone. The product is produced in the USA and is designed to deliver a strong magnesium dose without introducing organic matter.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is Magnesion used for in reef aquariums?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: A highly concentrated magnesium supplement that helps maintain magnesium levels, supporting calcium-carbonate balance and aragonite formation in reef organisms.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How do I dose Brightwell Magnesion for my tank?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Shake well, dose 5 ml (1 capful) every other day, targeting 1,290–1,320 ppm in 20 gallons; 250 ml treats up to 1,000 gallons.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Brightwell Aquatics","offers":[{"title":"Default Title","offer_id":53560329666889,"sku":"B006OOOG42","price":27.87,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0986\/1781\/9465\/files\/brightwell-aquatics-magnesion-bottle-pour.jpg?v=1766430346","url":"https:\/\/petvita.co.uk\/products\/brightwell-aquatics-magnesion-liquid-salt-water-conditioner-concentrated-magnesium-supplement-for-reef-marine-aquariums-16-9-fl-oz","provider":"Petvita","version":"1.0","type":"link"}