{"product_id":"magnesium-sulfate-mgso-100g-brewing-water-treatment-mineral-addition","title":"Magnesium Sulfate (MgSO₄) - Brewing Water Treatment \u0026 Mineral Addition","description":"\u003cp\u003eMagnesium Sulfate (MgSO₄), commonly known as Epsom salt, is a food-grade brewing water mineral used by homebrewers to fine-tune water chemistry and dial in the mineral profile that specific beer styles demand. Supplied in a practical 100g pack, this highly soluble powder dissolves completely and immediately in brewing water, strike water, or directly in the mash — giving brewers precise, repeatable control over magnesium and sulfate ion concentrations in every batch.\u003c\/p\u003e\n\u003cp\u003eWhat makes MgSO₄ a useful addition to the homebrewer’s water chemistry toolkit is its dual mineral contribution. The sulfate ion (SO₄²⁻) accentuates hop dryness and bitterness perception, working in concert with calcium sulfate (gypsum) to build the crisp, mineral-edged hop character that defines Burton-on-Trent pale ales, West Coast IPAs, and dry, bitter lager styles. The magnesium ion (Mg²⁺) acts as a yeast nutrient at low concentrations, supporting healthy fermentation — though at elevated levels magnesium contributes an unwanted harsh, astringent bitterness, so precise dosing against a target water profile is always recommended over casual addition.\u003c\/p\u003e\n\u003cp\u003eUsed thoughtfully alongside other brewing salts — calcium sulfate, calcium chloride, and sodium chloride — magnesium sulfate gives homebrewers the granular control over water chemistry that separates good beer from beer that is genuinely built for its style.\u003c\/p\u003e\n\u003cp\u003ePowder form\u003cbr\u003eSupplied as a fine, free-flowing powder. Dissolves quickly and completely in cold or warm brewing water without pre-treatment.\u003c\/p\u003e\n\u003cp\u003e⸻\u003c\/p\u003e\n\u003cp\u003eKey Features\u003c\/p\u003e\n\u003cp\u003e• Food-grade magnesium sulfate (MgSO₄) — Epsom salt\u003cbr\u003e • Dual mineral contribution — sulfate (SO₄²⁻) and magnesium (Mg²⁺) ions\u003cbr\u003e • Accentuates hop dryness, bitterness perception, and mineral character\u003cbr\u003e • Supports yeast health as a magnesium nutrient source at low doses\u003cbr\u003e • Highly soluble — dissolves instantly in brewing water\u003cbr\u003e • 100g pack — sufficient for multiple water treatment additions\u003c\/p\u003e\n\u003cp\u003e⸻\u003c\/p\u003e\n\u003cp\u003eUsage\u003c\/p\u003e\n\u003cp\u003eBest suited for: Water profile adjustment for hop-forward styles, Burton-style pale ale water profiles, West Coast IPA and APA mineral builds, yeast nutrient supplementation\u003c\/p\u003e\n\u003cp\u003eTypical styles: West Coast IPA, American Pale Ale, Burton Pale Ale, Bitter, dry lager styles\u003c\/p\u003e\n\u003cp\u003eDose: Add to strike water or mash according to target water profile. Always calculate additions against your base water report using brewing software.\u003c\/p\u003e\n\u003cp\u003eNote: Elevated magnesium levels (above ~30 ppm) can contribute harsh bitterness and a laxative effect at high consumption. Keep within recommended water profile targets.\u003c\/p\u003e\n\u003cp\u003e⸻\u003c\/p\u003e\n\u003cp\u003eQuick facts\u003c\/p\u003e\n\u003cp\u003eProduct: Magnesium Sulfate\u003cbr\u003eChemical formula: MgSO₄\u003cbr\u003eCommon name: Epsom salt\u003cbr\u003eForm: Fine powder\u003cbr\u003ePack size: 100g\u003cbr\u003eIon contribution: Sulfate (SO₄²⁻) + Magnesium (Mg²⁺)\u003cbr\u003eUse: Water chemistry adjustment, hop accentuation, yeast nutrition\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Brewferm","offers":[{"title":"100 g","offer_id":57101764559223,"sku":"KL28882","price":1.9,"currency_code":"EUR","in_stock":true},{"title":"250 g","offer_id":57101764591991,"sku":"KL28883","price":3.9,"currency_code":"EUR","in_stock":true},{"title":"500 g","offer_id":57101764624759,"sku":"KL28884","price":5.9,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0932\/6578\/9303\/files\/IMG-5808.png?v=1779139164","url":"https:\/\/craftbrew.nl\/products\/magnesium-sulfate-mgso-100g-brewing-water-treatment-mineral-addition","provider":"CraftBrew","version":"1.0","type":"link"}