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Fish oil, sardine

Per 100 g edible portion
Condiments & Oils
Kidney-friendlyOn a stage 3-4 CKD basis, Fish oil's Kidney-friendly rating is driven by Phosphorus (<1%) - none of the three minerals exceeds 15%.

Phosphorus / Sodium / Potassium (rating basis)

Phosphorus0 mg<1%
Low
Sodium0 mg<1%
Low
Potassium0 mg<1%
Low

About this food

Fish oil (Condiments & Oils). Sodium varies hugely across condiments and oils - soy sauce and sauces are sodium-dense while most plant oils are nearly sodium-free. Swapping salty sauces for oils is a practical sodium trick. This is the same lens used for similar items.

Nutrient insight

Phosphorus at <1% is the highest item. Additive phosphorus in processed foods absorbs best; naturally occurring phosphorus is more controllable.

Other nutrients

Protein0 gNot part of rating
Fiber0 gBeneficial for CKD (core plant-based nutrient)
Alcohol0 gAlcohol-free
Purine93.1 mgModerate purineNot rated · category estimate
Oxalate1.5 mgLow oxalateNot rated · category estimate
Phosphorus source: Processed additive (highest absorption) · Potassium form: Processed or concentrated

Practical tips

If you are managing mineral intake: Use herbs, lemon or vinegar instead of salty sauces; be aware that low-sodium salt substitutes swap in potassium.

Related foods

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Related guides

Condiments & OilsKidney-friendly foodsHigh fiber foodsLow sodium foods

Frequently asked questions

Is Fish oil safe for kidney disease?

From a daily-limit standpoint, Fish oil is Kidney-friendly - Phosphorus (<1%) is the highest of the three. Whether it suits you is best confirmed with your doctor.

Why is Fish oil rated Kidney-friendly?

Rating basis: Fish oil's Phosphorus is 0 mg, <1% of the daily limit, judged as Kidney-friendly per the <15% tier.

How much Phosphorus is in Fish oil?

Fish oil's Phosphorus content is 0 mg per 100 g - <1% of the daily limit of 1,000 mg.

Is Fish oil safe on a low-potassium diet?

If you are on a potassium-restricted diet, Fish oil falls below 300 mg per 100 g - Potassium comes in at 0 mg. Always verify against your own daily limit.

How does Fish oil compare to other condiments & oils foods?

How does Fish oil compare within Condiments & Oils? Its Phosphorus (0 mg per 100 g) is less than the category average. The rating below is calculated from this food's own data.