A brown bottle of MegaFood Magnesium 300 mg with a yellow and green label contains 60 capsules (30 servings). This triple magnesium complex blends glycinate, malate, and citrate forms for highly absorbable support. A brown bottle with a green cap displays the supplement facts for MegaFood Magnesium 300 mg, listing ingredients such as magnesium glycinate and spinach extract, with usage instructions, manufacturer info, and a barcode. A smiling woman with curly hair sits on a beige chair against a green background, wearing a light yellow outfit and white socks. She holds a bottle of MegaFood Magnesium 300 mg and prepares to take one tablet. Text on a green background about 3,000 banned ingredients and a higher standard for home products.
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A brown bottle of MegaFood Magnesium 300 mg with a yellow and green label contains 60 capsules (30 servings). This triple magnesium complex blends glycinate, malate, and citrate forms for highly absorbable support.

MegaFood Magnesium 300 mg

60 count

Why we love it

  • Free from 3,000+ banned ingredients and meets our EU-informed standards.
  • Includes three highly bioavailable magnesium forms for easy absorption.
  • Gentle on the stomach and supports relaxation, calm, and sleep.
  • Vegetarian, gluten-free, and third-party tested for purity.
Purchase options

Magnesium 300 mg $29.99

Free carbon neutral shipping on orders $29+. Arrives in 3–5 days. Free, easy 30-day returns.

Support your body with our triple magnesium complex with Spinach. This premium magnesium calm supplement delivers 300 mg of highly absorbable magnesium per serving.

Magnesium is vital for over 300 enzymatic processes in the body, including muscle and nerve function, heart rhythm, and energy production.*

This formula includes magnesium glycinate malate and citrate — three highly bioavailable Magnesium forms your body can easily absorb. Magnesium citrate supports digestion and regularity while magnesium malate promotes muscle function and energy.

Magnesium glycinate is gentle on the stomach and helps encourage relaxation, making it ideal for calm and sleep support.*

Every serving also offers 50 mg of spinach extract — one of nature’s richest sources of magnesium. Adults take 2 capsules any time of day with food and a beverage. Our formula is vegetarian, gluten-free, third-party tested for 150+ chemical substances, and made without the top 9 food allergens, including milk, eggs, peanuts, tree nuts, soy, wheat, fish, shellfish, and sesame.

*Note: These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease. Consult your physician before adding a dietary supplement to your diet.

Magnesium (as magnesium malate, magnesium citrate, magnesium glycinate), Organic spinach leaf Other Ingredients: Hypromellose, silicon dioxide, ascorbyl palmitate rice hull concentrate. *Note: These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease. Consult your physician before adding a dietary supplement to your diet.

Adults take 2 capsules daily any time with food and a beverage.

Grove Values

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3,000+ BANNED INGREDIENTS

Wellness formulas you can trust.

Every wellness product is reviewed by experts and screened for ingredients and materials that align with Grove’s strict standards — so you can feel good about what you and your family rely on to feel your best.

A bottle of SmartyPants Kids Multi & Omegas gummy vitamins lies on its side with colorful gummies spilling out, against a pastel green circular background.

Vetted for ingredient integrity

No artificial colors, flavors, or phthalates — all common in mainstream products

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No unnecessary extras

Free from artificial dyes, talc, titanium dioxide, and magnesium stearate

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Less plastic, fewer microplastics

Prioritized packaging options that reduce plastic waste and microplastic exposure

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Go Beyond Plastic™ and microplastics.

Plastic products break down into microplastics that can affect human health.

Grove Co. is on a mission to reduce plastic in home essentials — for both people and for the planet.

Learn more on the Home Planet blog