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How Much Oxalate Is in Cranberries Berries (Cranberries)?

Here's what the lab found: one 1/4 cup portion of Cranberries Berries (Cranberries) holds 1 mg oxalate. Per 100 grams, it's 2 mg. These come from Harvard's 2024 direct measurements rather than calculated estimates. Against the 25 mg serving guideline, Cranberries Berries (Cranberries) is rated Safe — safe under the line.
✓ Lab-Verified Data Based on Harvard T.H. Chan SPH oxalate data (2024) and NKF/AUA dietary guidelines.
1
mg oxalate
per serving
Food: Berries, Cranberries, dried
Serving: 1/4 cup (40 g)
Verdict: 🟢 Safe
Per 100g: 2 mg
Data: Harvard T.H. Chan SPH (2024)
💡 What This Means for Your Diet

Here's the takeaway: Cranberries Berries (Cranberries) earns a Safe rating (🟢) at 1 mg oxalate per serving. Being under 25 mg means it fits comfortably in everyday eating. Keep your usual habits — adequate fluids and calcium in meals — and Cranberries Berries (Cranberries) poses no special concern.

❓ Related Questions

Why does oxalate per 100g matter?

The per-100g number lets you compare foods on an equal-weight basis, regardless of serving size. It's useful when two foods have very different typical serving sizes, or when you eat more or less than a standard serving. Cranberries Berries (Cranberries) comes in at 1 mg oxalate per 1/4 cup (Safe) in the measured database.

How accurate is the oxalate measurement?

The measurements use ion chromatography, the accepted reference method for oxalate. That means real lab values for each food rather than inferred numbers. Some natural variation exists between samples, but this is the strongest published data set. For context, Cranberries Berries (Cranberries) measures 1 mg per 1/4 cup, rated Safe.

How does this compare to other foods?

Anything under 25 mg per serving is Safe; 25-99 mg is Caution; 100 mg or more is Avoid. The category pages on OxalateWatch list foods side by side, so you can see where this one ranks. Applied to Cranberries Berries (Cranberries): 1 mg oxalate per 1/4 cup — Safe per Harvard (2024).

Cranberries Berries (Cranberries) full page 🟢 Safe foods Safe foods
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.