🐟 Seafood
Browse seafood and fish. Based on Harvard T.H. Chan SPH oxalate data (2024).
55 foods in this collection
Content reviewed by OxalateWatch editorial team. Based on Harvard T.H. Chan SPH oxalate data (2024) and NKF/AUA dietary guidelines.
🍽️ Foods in This Collection
🟢 Jicama
13 mg oxalate / serving
Safe
🟢 Fish and Seafood
3 mg oxalate / serving
Safe
🟢 Herbs and Spices
13 mg oxalate / serving
Safe
🟢 Herbs and Spices
13 mg oxalate / serving
Safe
🟢 Crackers
6 mg oxalate / serving
Safe
🟢 Tilapia without seasonal vegetables
24 mg oxalate / serving
Safe
🟢 HydroEye Soft Gels
0 mg oxalate / serving
Safe
🟢 Salmon
0 mg oxalate / serving
Safe
🟢 Salmon
0 mg oxalate / serving
Safe
🟢 Tuna
0 mg oxalate / serving
Safe
🟢 Tuna
0 mg oxalate / serving
Safe
🟢 Cod
0 mg oxalate / serving
Safe
🟢 Tilapia
0 mg oxalate / serving
Safe
🟢 Shrimp
0 mg oxalate / serving
Safe
🟢 Scallops
0 mg oxalate / serving
Safe
🟢 Crab
0 mg oxalate / serving
Safe
🟢 Lobster
0 mg oxalate / serving
Safe
🟢 Mussels
0 mg oxalate / serving
Safe
🟢 Clams
0 mg oxalate / serving
Safe
🟢 Oysters
0 mg oxalate / serving
Safe
🟢 Sardines
4 mg oxalate / serving
Safe
🟢 Anchovy
1 mg oxalate / serving
Safe
🟢 Trout
1 mg oxalate / serving
Safe
🟢 Catfish
1 mg oxalate / serving
Safe
🟢 Halibut
1 mg oxalate / serving
Safe
🟢 Mackerel
1 mg oxalate / serving
Safe
🟢 Squid
1 mg oxalate / serving
Safe
🟢 Octopus
1 mg oxalate / serving
Safe
🟢 Salmon
0 mg oxalate / serving
Safe
🟢 Salmon
0 mg oxalate / serving
Safe
🟢 Tuna
0 mg oxalate / serving
Safe
🟢 Cod
0 mg oxalate / serving
Safe
🟢 Trout
0 mg oxalate / serving
Safe
🟢 Mackerel
0 mg oxalate / serving
Safe
🟢 Swordfish
0 mg oxalate / serving
Safe
🟢 Perch
0 mg oxalate / serving
Safe
🟢 Bass
0 mg oxalate / serving
Safe
🟢 Fish sauce
1 mg oxalate / serving
Safe
🟢 Oyster sauce
1 mg oxalate / serving
Safe
🟢 Pollock
0 mg oxalate / serving
Safe
🟢 Haddock
0 mg oxalate / serving
Safe
🟢 Flounder
0 mg oxalate / serving
Safe
🟢 Sole
0 mg oxalate / serving
Safe
🟢 Grouper
0 mg oxalate / serving
Safe
🟢 Snapper
0 mg oxalate / serving
Safe
🟢 Mahi-mahi
0 mg oxalate / serving
Safe
🟢 Monkfish
0 mg oxalate / serving
Safe
🟢 Eel
0 mg oxalate / serving
Safe
🟢 Crayfish
0 mg oxalate / serving
Safe
🟢 Conch
0 mg oxalate / serving
Safe
🟢 Imitation crab (surimi)
0 mg oxalate / serving
Safe
🟢 Fish sticks
0 mg oxalate / serving
Safe
🟢 Canned tuna in oil
0 mg oxalate / serving
Safe
🟢 Smoked salmon (lox)
0 mg oxalate / serving
Safe
🟢 Pickled herring
0 mg oxalate / serving
Safe
❓ Frequently Asked Questions
How many foods are in this category?
There are 55 foods in this category in our database, all with oxalate data from Harvard T.H. Chan SPH (2024).
What's the lowest-oxalate option in this category?
Browse the list below — the cards show oxalate per serving for each food. Safe foods (🟢) are your best bets.
Are these foods generally safe for kidney stones?
It depends on the specific food — even within a category, oxalate levels vary widely. Some are very safe, others need caution. Check individual food pages for specific numbers.
Which foods in this category should I avoid?
Scan for the 🔴 markers below. These are the high-oxalate foods in this category. But keep in mind — one high-oxalate food doesn't mean the whole category is off-limits.
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.