Oxalate <25 mg/serving
Oxalate 25-99 mg/serving
Oxalate ≥100 mg/serving
📊 Nutrition at a Glance
📏 Oxalate by Serving Size
| Serving | Weight | Oxalate | Verdict |
|---|---|---|---|
| 1 cup | 40 g | 248 mg | Avoid |
| 2 x 1 cup | 80 g | 496 mg | Avoid |
| ½ x 1 cup | 20 g | 124 mg | Avoid |
🏷️ Tags
🔴 See all Vegetables rated Avoid for kidney stones →
⚖️ Compare this food: · vs Broccoli · vs Cabbage →
🔗 Related Foods
🟢 Safe alternatives (recommended)
⚠️ Other foods in this category to watch
❓ Frequently Asked Questions
Is Purslane safe for kidney stones?
Straight talk: Purslane is high in oxalate. 248 mg per 1 cup puts it firmly in the avoid zone (100+ mg). Kidney stone patients should limit this one. Harvard measured it, not us.
What's the oxalate content of Purslane?
The exact figure: 248 mg of oxalate per 1 cup of Purslane. Works out to 621 mg/100g. This is the number kidney stone patients actually need. Harvard (2024) verified.
Is Purslane high in oxalates?
Yeah, it's high. 248 mg per 1 cup is way over the safe threshold. Purslane belongs in the 'limit severely' column.
What are the best low-oxalate alternatives to Purslane?
There are almost always safer swaps in the same food family. For Purslane, check the related foods section below — the green-marked ones are your best bets. All verified by Harvard (2024).
How much sodium does Purslane have?
Sodium's not the issue here. Purslane has 45 mg per 100g — comfortably low. No need to worry about salt pushing extra calcium into your urine with this food.
Can I eat Purslane if I pair it with dairy?
Pairing strategy: eat Purslane alongside a calcium source. The calcium-oxalate binding happens in your gut, not your kidneys. One less dose of oxalate hitting your bloodstream. Timing = same meal.
Does boiling Purslane reduce the oxalate?
Cooking method changes the game. Boiling Purslane and tossing the water = 30-50% less oxalate. Steaming barely touches it. Roasting does nothing. Raw preserves everything.