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Top Magnesium-Rich Foods: Pumpkin Seeds, Cacao, Greens & Absorption Blockers

Comprehensive dietary blueprint for magnesium: raw pumpkin seeds (pepitas), chia, dark leafy greens, 85%+ dark chocolate, and practical culinary tips to overcome phytate binding.

By Nourish By Nutrients Editorial Team • Updated: 2026-11-09

Key Evidence Takeaways:

  • Raw pumpkin seeds (pepitas) are nature's dense magnesium champion: 1 ounce provides 156 mg (nearly 50% of an adult woman's RDA).
  • Cooked leafy greens (Swiss chard, spinach) condense mineral concentration, providing over 150 mg per cooked cup.
  • High-percentage dark chocolate (85%+) provides 64 mg of magnesium per ounce alongside beneficial flavanols.
  • Soaking raw seeds and legumes reduces phytic acid, boosting fractional magnesium bioavailability.

Frequently Asked Questions

Does coffee drain magnesium?

Excessive coffee consumption (>3–4 cups daily) has a mild diuretic effect that can increase urinary magnesium excretion. Separate your morning coffee from your magnesium-rich meals.

Why is whole wheat better for magnesium than white bread?

Refining wheat into white flour removes the germ and bran layer, stripping away more than 80% of its native magnesium content.