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150+ Premium Formulas
Free Shipping on Orders $25+
Same-Day Shipping
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30-Day Money-Back Guarantee
150+ Premium Formulas
Free Shipping on Orders $25+
Same-Day Shipping
Subscribe & Save 10%
30-Day Money-Back Guarantee
150+ Premium Formulas
Windmill

Magnesium Citrate 400mg Tablets 60ct

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Non-GMOGluten-FreeVeganMade in the USANo Artificial Colors

Magnesium Citrate 400mg Tablets 60ct

Family owned & trusted since 1972

$9.99per unitSave $9.99

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Customer Product Reviews

5.0

Based on 1 review

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Jul 8, 2026
Daniel T.Verified Buyer

I’ve been buying this exact thing other places at a higher cost, so happy to find this.

Tech support helped me find the exact thing I needed. And I got it just a few days.

The Difference

Why You'll Love It

01

Bone & Joint

Experience superior magnesium absorption with Windmill Magnesium Citrate 400mg — the highly bioavailable form your body needs for optimal muscle, nerve, and bone health support.

02

Key Benefit

400mg of magnesium citrate per serving for maximum absorption and bioavailability.

03

Natural Energy

Supports healthy muscle function and helps maintain natural energy production.

04

Rest & Recovery

Promotes relaxation and supports healthy stress response when you need it most.

05

Heart Health

Essential for bone health maintenance and cardiovascular wellness support.

06

Key Benefit

Citrate form offers superior absorption compared to other magnesium types.

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About This Product

Experience superior magnesium absorption with Windmill Magnesium Citrate 400mg — the highly bioavailable form your body needs for optimal muscle, nerve, and bone health support.

  • 400mg of magnesium citrate per serving for maximum absorption and bioavailability
  • Supports healthy muscle function and helps maintain natural energy production
  • Promotes relaxation and supports healthy stress response when you need it most
  • Essential for bone health maintenance and cardiovascular wellness support
  • Citrate form offers superior absorption compared to other magnesium types
  • Ideal for active individuals, busy professionals, and those supporting healthy sleep quality

Trust Windmill Health Products — a trusted American supplement brand for over 50 years, manufactured in FDA-regulated, cGMP-certified facilities with globally sourced ingredients.

Non-GMO
Non-GMO
Gluten-Free
Gluten-Free
Vegan
Vegan
Made in the USA
No Artificial Colors
No Artificial Flavors
No Preservatives
Supplement Facts

What's Inside

Serving size: 2 Tablets

Calcium (as dicalcium phosphate)

30 mg

2% Daily Value

Magnesium (as magnesium citrate)

400 mg

95% Daily Value

Your Routine

How does Windmill Magnesium Citrate 400mg Tablets 60ct work?

01

Take Daily

Take 2 tablets daily as a dietary supplement or as directed by a healthcare professional

02

Absorb & Nourish

Premium ingredients absorb efficiently, delivering targeted nutrition where your body needs it most.

03

Feel the Difference

Most people notice improvements within 2–4 weeks of consistent daily use. Real results, not hype.

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Frequently Asked Questions

Most people notice a difference from Windmill Magnesium Citrate 400mg Tablets 60ct within 2–4 weeks of consistent daily use, with the timeline depending on which benefit you're tracking. Supplements work gradually because nutrients accumulate to therapeutic levels over time, and biological systems like immune response, sleep regulation, and energy metabolism adapt to the new baseline rather than flipping a switch. For healthy muscle function, the change is usually subtle at first — better sleep quality, more sustained energy through the afternoon, or reduced bloating — before it becomes obvious. Take Windmill Magnesium Citrate 400mg Tablets 60ct at the same time each day to build a consistent absorption pattern, and track how you feel weekly rather than daily. People who were more depleted to start often notice a difference faster than people who had adequate baseline levels. If you have a diagnosed condition or take prescription medication, ask your healthcare provider about expected timelines for your specific situation before evaluating progress.

The label directions for Windmill Magnesium Citrate 400mg Tablets 60ct are: Take 2 tablets daily as a dietary supplement or as directed by a healthcare professional. Beyond the label, consistency matters more than perfect timing — take it at the same time each day so levels in your system stay steady, and anchor the habit to something you already do, like breakfast or brushing your teeth. If the label doesn't specify food, taking supplements with a meal is a reasonable default: fat-soluble nutrients absorb better with dietary fat, and food buffers the stomach upset some people get from capsules taken empty. Don't double up after a missed day — just resume the normal dose. Store the bottle in a cool, dry place away from direct sunlight, not in a steamy bathroom cabinet. If you take prescription medication, are pregnant or nursing, or have a medical condition, check with your healthcare provider about timing and fit before starting.

Windmill Magnesium Citrate 400mg Tablets 60ct is manufactured in cGMP-certified, FDA-regulated facilities in the USA. The FDA's current Good Manufacturing Practice rules for dietary supplements require manufacturers to test every batch for ingredient identity, strength, purity, and composition — confirming the bottle contains exactly what the label claims, in the stated dose, with no contaminants above safety thresholds. Windmill Magnesium Citrate 400mg Tablets 60ct is Non-GMO, Gluten-Free, Vegan, Made in the USA, No Artificial Colors, No Artificial Flavors, No Preservatives. Moore Vitamins sources directly from authorized Windmill distributors through Sterling Distributors, our wholesale partner, rather than reselling marketplace inventory where counterfeit and grey-market product frequently appears. Authenticity is a sourcing-chain problem, not a labeling one: only product that travelled from the manufacturer through an authorized distribution chain can be trusted to match the front-of-label claim. Orders ship same-day from our Florida fulfillment center on weekdays placed by 4 PM ET.

Windmill Magnesium Citrate 400mg Tablets 60ct is generally safe to combine with other supplements — most vitamins and minerals coexist without issue at label doses, which is why multivitamins exist in the first place. Most vitamin and mineral supplements can be taken together safely. Two practical rules cover most stacking questions: first, minerals that compete for the same absorption pathways (calcium, iron, zinc, and magnesium) should be spaced at least two hours apart rather than swallowed in one handful; second, check your combined routine for ingredient overlap, since the same nutrient appearing in a multivitamin, a gummy, and a standalone supplement can quietly add up past the tolerable intake level. Fat-soluble vitamins (A, D, E, K) also accumulate in the body rather than washing out daily, so overlap matters more there. If you take prescription medication, are pregnant or nursing, or have a medical condition, consult your healthcare provider before adding any new supplement to your routine.

We offer a 30-day satisfaction guarantee: return any unopened Windmill Magnesium Citrate 400mg Tablets 60ct within 30 days of delivery for a full refund, no questions asked and no restocking fee. To start a return, email contact@moorevitamins.com with your order number and reason — our team responds within one business day with the return address and instructions, and we recommend shipping with a trackable method. Because supplements are regulated for health and safety, we can't accept opened products back unless they arrived damaged or defective; in that case you get a full refund or free replacement, and a photo of the issue is usually all we need rather than a return shipment. Refunds are processed to your original payment method within 7 business days of receiving your return, plus the 3–5 days your bank may take to post it. Subscription shipments already processed follow this same policy.

Yes. Subscribe & Save gets you 10% off every recurring order of Windmill Magnesium Citrate 400mg Tablets 60ct — not just the first one — with free shipping on orders over $25. Choose a delivery interval that matches how fast you go through a bottle (monthly, every two months, or every three months) and each refill ships automatically so you never run out mid-routine, which matters because supplements only work when they're taken consistently. There's no commitment, no minimum number of orders, and no cancellation fee: you can pause, skip a delivery, or cancel anytime from your account dashboard, or by emailing us if you'd rather not log in. Price-wise, the subscription discount applies on top of the regular price shown, and you'll see it as its own line item at checkout. If you're new to Windmill Magnesium Citrate 400mg Tablets 60ct, a common approach is trying one bottle first, then subscribing once you know it fits your routine.

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