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🟢 Coconut flakes VS 🟡 Guava

Here's the straight comparison: Guava contains 83 mg oxalate per serving. Coconut flakes? 2 mg. That 41x gap means Guava is the clear winner for anyone tracking oxalate for kidney stone prevention.

✓ Medically Reviewed Content reviewed by OxalateWatch editorial team. Based on Harvard T.H. Chan SPH oxalate data (2024) and NKF/AUA dietary guidelines.

⚖️ Head-to-Head Comparison

🟢
Coconut flakes
Safe — Low Oxalate
2 mg oxalate / serving
Serving: 1/4 cup (21 g)
Per 100 g: 0 mg oxalate
Sodium: — | Calcium: — | Protein: —
🟡
Guava
Caution — Moderate Oxalate
83 mg oxalate / serving
Serving: 1 medium (120 g)
Per 100 g: 70 mg oxalate
Sodium: 4 mg/100g | Calcium: 7 mg/100g | Protein: 0.3 g/100g

🏆 The Verdict: Choose Coconut flakes

At 2 mg oxalate per serving (rated Safe), Coconut flakes is the clear winner over Guava (83 mg, Caution). The 41x difference comes from Harvard's 2024 lab measurements — this isn't an estimate or guess. Build your meals around Coconut flakes and use Guava sparingly, if at all.

🔍 Key Takeaways

**Oxalate gap:** 83 mg vs 2 mg per serving — a 41x difference. One of these is significantly easier to fit into a kidney stone diet.
**Verdicts:** Guava is rated **Caution (25-99 mg/serving)**; Coconut flakes is rated **Safe (under 25 mg/serving)**.
**Serving strategy:** If you choose Guava, consider a half portion or pair it with a calcium source. Coconut flakes can be eaten more freely.

❓ Frequently Asked Questions

Which is better for kidney stones — Guava or Coconut flakes?

Straight answer: Coconut flakes. With 2 mg oxalate per serving (Safe), it's significantly safer than Guava (83 mg, Caution). The 41x gap is measured by Harvard's 2024 lab analysis, not estimates. Pick Coconut flakes for daily eating, save Guava for occasional use.

Can I eat Guava and Coconut flakes together?

It's doable, but portion size matters a lot. Together they'd run about 85 mg oxalate. Use Coconut flakes as your base and treat Guava as a garnish or small side — that keeps the total oxalate manageable.

How should I prepare Guava vs Coconut flakes differently?

Key difference: Guava benefits significantly from boiling (discard the water!) — that can reduce oxalate by 30-50%. Coconut flakes doesn't need special prep since its oxalate is already low. Roasting, steaming, or eating raw are all fine for the low-oxalate option.

What are good substitutes if I want to avoid Guava?

Your best bet: Coconut flakes. It's in the same category and has dramatically less oxalate. Check the Related Foods section on Guava's page for more specific alternatives verified by Harvard's 2024 data.

Browse all Fruits 🟢 Low Oxalate Foods Coconut flakes page Guava page
This is dietary reference information, NOT medical advice. Talk to your doctor or a registered dietitian before changing your diet. Oxalate tolerance varies by person, stone type, and medication.