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health19h ago
1 Ingredient Can Wipe Out 84 Percent of the Nutrients in Your Smoothie and Other Food Combos Do the Same
- Bananas in berry smoothies can cut flavanol absorption by 84 percent, researchers found.
- PPO enzyme in bananas is blamed for destroying flavanols during blending and digestion.
- Experts suggest swapping banana for pineapple, oranges, or mango in berry-based smoothies.
- Coffee can reduce non-heme iron absorption when consumed with breakfast, but waiting helps.
- Calcium can compete with iron for absorption, potentially reducing uptake by up to 50 percent.
- Vitamin D absorption may be affected by caffeine when not paired with fat-containing meals.
- Consuming citrus with iron-rich meals can double non-heme iron absorption.
- Phytates and oxalates can hinder iron and zinc absorption but can be reduced by processing.
- The broader message promotes timing and pairing to improve nutrient use without changing groceries.
- The report emphasizes practical, evidence-based tweaks rather than blaming foods.
- The article frames these findings as general nutrition guidance rather than prohibitions.
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