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Vitamins, Minerals & Supplements

Cal Mag Supplements

10 Best Cal Mag Supplements 2025 in the United States

Name: Bloom City Professional Grade Ultra Pure Cal-Mag Growing Fertilizer, Quart (32 oz)
Brand: Bloom City
Price: 15.97 USD
Availability: InStock

From leading brands and best sellers available on the web.

Omri Listed Fish & Kelp Fertilizer for Plants (55 Gallon) - Organic Fertilizer for Vegetables, Trees, Lawns, Shrubs, Flowers, Seeds & Plants - Hydrolyzed Fish and Seaweed Blend

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Winner

Bloom City

Bloom City Professional Grade Ultra Pure Cal-Mag Growing Fertilizer, Quart (32 oz)

9.8

score

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Omri Listed Fish & Kelp Fertilizer for Plants (55 Gallon) - Organic Fertilizer for Vegetables, Trees, Lawns, Shrubs, Flowers, Seeds & Plants - Hydrolyzed Fish and Seaweed Blend

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TPS NUTRIENTS

Organic Cal-Mag OAC Plant Nutrient and Supplement, Plus Iron and Micronutrients by TPS Nutrients, 8 oz (250mL)

9.6

score

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Nature's Bounty

Nature's Bounty Calcium Magnesium & Zinc Caplets, Immune & Supporting Bone Health, 100 Count

9.4

score

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SOLARAY

SOLARAY Calcium Magnesium Zinc Supplement - with Calcium 1000mg, Magnesium 500mg - Bone Health, Muscle Function, Heart Health and Immune Support - Vegan, 60 Day Guarantee, 68 Servings, 275 VegCaps

9.1

score

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Lotus Nutrients

15oz Cal-Mag Supplement for Enhanced Plant Growth - Naturally Derived Premium Powdered Nutrient with Calcium and Magnesium for Soil, Hydroponic, and Coco Coir - Lotus Nutrients for Indoor and Outdoor

8.9

score

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Nature Made

Nature Made Calcium Magnesium Zinc with Vitamin D3, Dietary Supplement for Bone Support, 300 Tablets

8.6

score

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Pure Encapsulations

Pure Encapsulations Calcium Magnesium (Citrate) - 240 g Calcium & 240 g Magnesium - Bone Health Support - Non-GMO & Vegan - 180 Capsules

8.4

score

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Flourish

Flourish Cal-Mag Plus Plant Supplement Liquid - Nutrient Concentrated Blend of Calcium and Magnesium to Correct Common Deficiencies, 2-0-0 NPK,1-Liter

8.1

score

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Trace Minerals

Trace Minerals | Liquid Cal/Mag/Zinc | Calcium, Magnesium, Zinc, Vitamin D3 Supplement | Supports Normal Tissue, Muscle, and Bone Density | Natural Strawberry Flavor | 32 Servings, 32 fl oz.

7.8

score

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#10

SOLARAY

Solaray Calcium Magnesium Citrate 1:1 Ratio, Healthy Bones, Teeth, Muscle & Nervous System Support, 30 Serv, 180 VegCaps

7.5

score

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Gardenera Premium Nutritional Plant Food Spray for Citron - Balanced Nutrition Plant Superfood | Excellent Growth Booster for Citron Trees - 8oz

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Bud Doublin Micros - All Natural Bud Fertilizer with Humic and Fulvic Acid (1 Quart) - Organic Liquid Fertilizer Suitable for All Plant Types, Bigger Flowers and Jumbo Fruits

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Gardenera Premium 𝐀𝐋𝐋-𝐏𝐔𝐑𝐏𝐎𝐒𝐄 𝟏𝟎-𝟏𝟎-𝟏𝟎 𝐋𝐢𝐪𝐮𝐢𝐝 𝐅𝐞𝐫𝐭𝐢𝐥𝐢𝐳𝐞𝐫 for Lawns, Plants, Vegetables, Fruits & Flowers, Liquid Plant Food 10-10-10 for Indoor/Outdoor Plants (32 OZ)

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GARDENERA Premium 20-20-20 All Purpose Water Solubable Fertilizer for All Plant - Promotes Biomass Growth and Vibrant Leaf Color - 10 Quart

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10 Best Cal Mag Supplements 2025 in the United States

Omri Listed Fish & Kelp Fertilizer for Plants (55 Gallon) - Organic Fertilizer for Vegetables, Trees, Lawns, Shrubs, Flowers, Seeds & Plants - Hydrolyzed Fish and Seaweed Blend

Bloom City Professional Grade Ultra Pure Cal-Mag Growing Fertilizer, Quart (32 oz)

Omri Listed Fish & Kelp Fertilizer for Plants (55 Gallon) - Organic Fertilizer for Vegetables, Trees, Lawns, Shrubs, Flowers, Seeds & Plants - Hydrolyzed Fish and Seaweed Blend

Organic Cal-Mag OAC Plant Nutrient and Supplement, Plus Iron and Micronutrients by TPS Nutrients, 8 oz (250mL)

Nature's Bounty Calcium Magnesium & Zinc Caplets, Immune & Supporting Bone Health, 100 Count

SOLARAY Calcium Magnesium Zinc Supplement - with Calcium 1000mg, Magnesium 500mg - Bone Health, Muscle Function, Heart Health and Immune Support - Vegan, 60 Day Guarantee, 68 Servings, 275 VegCaps

15oz Cal-Mag Supplement for Enhanced Plant Growth - Naturally Derived Premium Powdered Nutrient with Calcium and Magnesium for Soil, Hydroponic, and Coco Coir - Lotus Nutrients for Indoor and Outdoor

Turf Perk Garden Perk Organic Plant Food | Outdoor and Indoor Plant Food, Garden Soil and Plant Nutrient | All Natural Amino Acid Liquid Plant Food Formula for Growing Big, Healthy Vegetable Plants

𝐁𝐄𝐒𝐓𝐒𝐄𝐋𝐋𝐄𝐑 Plant Superfood for KALANCHOE Plants with B1 Vitamin, Glucose and Essential Minerals - Organic Plant Food Fertilizer for Indoor & Outdoor KALANCHOE Plant Care - 8oz

𝐏𝐑𝐎𝐅𝐄𝐒𝐒𝐈𝐎𝐍𝐀𝐋 All-Purpose 20-20-20 Liquid Fertilizer Spray for Lawns, Grass, Plants, Vegetables, Fruits & Flowers | 20-20-20 Liquid Fertilizer for Indoor and Outdoor Plants (32 OZ)

𝐏𝐑𝐄𝐌𝐈𝐔𝐌 Ultra Pure Professional Grade Cal-Mag Fertilizer Spray - 8oz Bottle - High-Grade Calcium, Magnesium & Iron Plant Supplement - Corrects Common Plant Deficiencies (9-0-0 NPK)

𝐏𝐑𝐄𝐌𝐈𝐔𝐌 All-Purpose 20-20-20 Liquid Fertlizer Spray - Increases Flowering and Yield on All Varieties of Fruits, Vegetables and Flowers| Liquid Plant Superfood Mist (8 OZ)

Nature Made Calcium Magnesium Zinc with Vitamin D3, Dietary Supplement for Bone Support, 300 Tablets

Pure Encapsulations Calcium Magnesium (Citrate) - 240 g Calcium & 240 g Magnesium - Bone Health Support - Non-GMO & Vegan - 180 Capsules

Flourish Cal-Mag Plus Plant Supplement Liquid - Nutrient Concentrated Blend of Calcium and Magnesium to Correct Common Deficiencies, 2-0-0 NPK,1-Liter

Trace Minerals | Liquid Cal/Mag/Zinc | Calcium, Magnesium, Zinc, Vitamin D3 Supplement | Supports Normal Tissue, Muscle, and Bone Density | Natural Strawberry Flavor | 32 Servings, 32 fl oz.

Solaray Calcium Magnesium Citrate 1:1 Ratio, Healthy Bones, Teeth, Muscle & Nervous System Support, 30 Serv, 180 VegCaps

MRM Calcium Supplements

Calcium Supplements

Kal Calcium Supplements

Male Supplements

Gardenera Premium Kiryuzuna - Elevate Your Bonsai's Performance with This Ultimate Soil Enhancer - 20 Quarts

Gardenera Premium Nutritional Plant Food Spray for Citron - Balanced Nutrition Plant Superfood | Excellent Growth Booster for Citron Trees - 8oz

Bud Doublin Micros - All Natural Bud Fertilizer with Humic and Fulvic Acid (1 Quart) - Organic Liquid Fertilizer Suitable for All Plant Types, Bigger Flowers and Jumbo Fruits

Gardenera Premium 𝐀𝐋𝐋-𝐏𝐔𝐑𝐏𝐎𝐒𝐄 𝟏𝟎-𝟏𝟎-𝟏𝟎 𝐋𝐢𝐪𝐮𝐢𝐝 𝐅𝐞𝐫𝐭𝐢𝐥𝐢𝐳𝐞𝐫 for Lawns, Plants, Vegetables, Fruits & Flowers, Liquid Plant Food 10-10-10 for Indoor/Outdoor Plants (32 OZ)

GARDENERA Premium 20-20-20 All Purpose Water Solubable Fertilizer for All Plant - Promotes Biomass Growth and Vibrant Leaf Color - 10 Quart