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Magnesium Oil Spray — Dead Sea Magnesium Chloride, Ready to UseMagnesium Oil Spray from Greenway Biotech is a ready-to-use topical magnesium chloride spray — no mixing, no measuring. USP-grade magnesium chloride sourced from the Dead Sea, pre-formulated at a precise 1:1 ratio with reverse-osmosis filtered water, delivering about 10 mg of elemental magnesium per spray. Just two ingredients: magnesium chloride and water....$ 22.99
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Magnesium Chloride Bath Flakes*Excluded from Black Friday/Cyber Monday Sale* For purposes of cellular detoxification and tissue purification, the most effective form of magnesium is magnesium chloride in flake form, which has a strong excretory effect on toxins stuck in the tissues of the body, drawing them out through the pores of the skin. Chloride...From $ 14.99 -
Dead Sea Magnesium Cream — Handcrafted with USP Magnesium ChlorideMagnesium Cream from Greenway Biotech is a small-batch topical body cream that pairs 18% USP-grade Dead Sea magnesium chloride with three skin-conditioning ingredients — shea butter, coconut butter, and beeswax. Just four ingredients, no synthetic fragrance, no parabens, no phthalates. Hand-poured in our family-operated facility in Madera, California, and packaged in...$ 69.99 -
Magnesium Nitrate Fertilizer 11-0-0Magnesium Nitrate Fertilizer 11-0-0 is a CDFA-registered, 100% water-soluble fertilizer that delivers two essential nutrients in a single application: 11% nitrate nitrogen and 9.6% magnesium. The nitrogen is supplied entirely as nitrate, so it is immediately plant-available with no microbial conversion step and stays available even in cool soils. Magnesium is the...From $ 26.99
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Magnesium Chloride USP — Dead Sea Pharmaceutical GradeMagnesium Chloride USP from Greenway Biotech is a 99.9% pure, pharmaceutical-grade Magnesium Chloride Hexahydrate (MgCl₂·6H₂O) powder, repackaged from Dead Sea mineral brine in our family-operated facility in Madera, California. USP grade — tested for heavy metals, with results consistently well below required limits — and built for flexibility: prepare a clean oral...From $ 19.99 -
Epsom Salt USP Grade (Magnesium Sulfate) — Bath, Foot Soak & GardenGreenway Biotech Epsom Salt is pure USP-Grade magnesium sulfate heptahydrate (MgSO4·7H2O) - the same pharmaceutical-purity specification used for pharmaceutical excipients. Fine-grain crystals dissolve quickly in warm water with no stirring or gritty residue, making it well suited to relaxing bath soaks, foot soaks, and DIY body scrubs. Beyond the bathtub, the...From $ 17.99 -
Health BundleGreenway Biotech Health Bundle A complete magnesium and sulfur wellness system — combining transdermal magnesium oil, food-grade magnesium chloride, and pharmaceutical-grade MSM in one convenient bundle designed to support whole-body magnesium replenishment. 🔬 Lab Tested for Purity 🇺🇸 Made in USA 🛡️ 90-Day Guarantee 🚚 Free Shipping $100+ Ideal Applications 💆...$ 69.99 -
Cal-Mag Plus 2-0-0 ConcentrateCal-Mag Plus 2-0-0 is a 100% water-soluble calcium, magnesium, and iron supplement built for hydroponics, coco coir, and reverse-osmosis water — the three growing conditions where calcium and magnesium deficiency is most likely. It supplies 3.2% calcium, 1.2% magnesium, 0.1% EDTA-chelated iron, and 2% nitrogen from nitrate sources. Calcium supports cell-wall...From $ 33.99
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DolomiteDolomite Lime is a finely ground natural limestone soil amendment supplying 22.7% calcium and 11.8% magnesium — two nutrients in a single application — while gradually raising the pH of acidic soil. Unlike calcitic lime, which delivers calcium alone, dolomite is a double-carbonate mineral that supplies both calcium and magnesium in a roughly 2:1...From $ 19.99
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Sulfate of Potash Magnesia 0-0-22K-Mag Fertilizer 0-0-22 (sulfate of potash magnesia, also called langbeinite) is a naturally mined mineral fertilizer that delivers three nutrients in a single soil-applied product: 22% soluble potash (K₂O), 11% magnesium, and 22% sulfur, with less than 2.5% chloride and no nitrogen. Potassium supports fruit size, sugar movement, and stress tolerance; magnesium...From $ 17.99 -
Organic Azomite Powder Fertilizer 0-0-0.2 (Micronized)Organic Azomite 0-0-0.2 Micronized is an OMRI Listed natural mineral soil amendment mined from a single hydrated sodium calcium aluminosilicate (HSCAS) deposit in central Utah — volcanic ash that settled into a mineral-rich seabed roughly 30 million years ago. One product supplies approximately 70 trace and ultra-trace elements, including silica, calcium, magnesium,...From $ 19.99
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SaleSpecialty Fertilizer and Cal Mag Plus (Small)This is our small bundle of one of our specialty fertilizers and Cal Mag Plus 2-0-0 Concentrate. Includes: - One 2-pound bag of a specialty fertilizer of your choice and one 2.5-pound bag of Cal Mag Plus 2-0-0 Concentrate. Choose from the following specialty fertilizers: - Lettuce 8-15-36 Fertilizer - Cucumber 8-16-36 Fertilizer - Tomato...$ 64.99$ 72.98 -
SaleSpecialty Fertilizers + Calcium Nitrate + Epsom SaltThis is our bundle of one of our specialty fertilizers, Calcium Nitrate and Epsom Salt. Includes: - One 2-pound bag of a specialty fertilizer of your choice, one 2-pound bag of Calcium Nitrate 15.5-0-0 and one 1-pound bag of Epsom salt. Choose from the following specialty fertilizers: - Lettuce 8-15-36 Fertilizer - Cucumber 8-16-36...$ 66.99$ 76.97 -
SaleSpecialty Fertilizer and Cal Mag Plus (Medium)This is our medium bundle of one of our specialty fertilizers and Cal Mag Plus 2-0-0 Concentrate. Includes: - One 5-pound bag of a specialty fertilizer of your choice and one 5-pound bag of Cal Mag Plus 2-0-0 Concentrate. Choose from the following specialty fertilizers: - Lettuce 8-15-36 Fertilizer - Cucumber 8-16-36 Fertilizer - Tomato...$ 99.99$ 115.98 -
Azalea & Camellia Fertilizer 10-5-10Azalea & Camellia Fertilizer 10-5-10 is a completely water-soluble, chloride-free fertilizer formulated for azaleas, camellias, rhododendrons, gardenias, blueberries, and other acid-loving plants. Its balanced 10-5-10 NPK delivers nitrogen and potash for season-long maintenance feeding, with modest available phosphate suited to established plants. The formula supplies iron as a DTPA chelate, which stays...From $ 24.99 -
Crustacean Meal Fertilizer 4-0-0Organic Crustacean Meal 4-0-0 is a slow-release soil amendment made from dried, ground crab and shrimp shells — a recycled byproduct of the seafood processing industry. It supplies 4% organic nitrogen, 12% calcium, and 1.3% magnesium, along with naturally occurring chitin, the structural fiber found in crustacean exoskeletons. The nitrogen is held...From $ 24.99