
tomato jam
Condiments & Sauces
Is tomato jam high in nickel?
Is tomato jam high or low in nickel? See its exact rating, how much counts as a portion, and its FODMAP, salicylate, oxalate and diet compatibility in one place.
Related checkers
Compare tomato jam across criteria
Sensitivity notes
Why nickel food checker matters
Nickel is a metal found in many foods including chocolate, nuts, and leafy greens. People with nickel allergy (often showing as contact dermatitis) may also react to dietary nickel, causing skin and digestive symptoms.
- Avoid cooking acidic foods in stainless steel cookware
- Canned foods often have higher nickel content
- Chocolate, nuts, and legumes are common high-nickel foods
- First-draw water from taps may be higher in nickel - let it run
- Vitamin C may help reduce nickel absorption
Sensitivities
What tomato jam contains
FODMAPs
Histamine & Amines
Plant compounds
Irritants
Additives
Allergens
Diet fit
Where tomato jam fits
Therapeutic diets
Lifestyle diets
Religious diets
What to know about tomato jam
Tomato jam is a savoury-sweet preserve made by cooking tomatoes down with a large amount of sugar, and it lands in a trigger diary carrying two separate stories in one spoonful: it is a nightshade, and it is a sugar load. Our grades put it borderline rather than high on both fronts, at C for nightshade, C for free glutamate, C for total FODMAPs, C for excess fructose and C for histamine liberation, which is softer than plain tomato because sugar dilutes the fruit. The softening is real but partial. Nothing about boiling tomatoes in sugar removes the nightshade, and the long reduction that gives tomato jam its savoury depth is exactly what concentrates its free glutamate.
Watch for
- It is still a nightshade (C).If tomato is a confirmed trigger for you, the sugar and the long cook do not take the tomato out of the jar
- Free glutamate grades borderline (C).The meaty, almost savoury depth that makes tomato jam interesting on a cheese board comes from the same free glutamate behind MSG-style reactions
- Sugar drives both the FODMAP grade (C) and the excess fructose grade (C).A teaspoon alongside cheese and a few tablespoons brushed on as a glaze are very different exposures
- Histamine liberation grades C while histamine content itself is only B, so a reaction can look histamine-shaped even though the jam is not especially high in histamine
- Many savoury tomato jam recipes build the base with onion, garlic or ginger, and some use balsamic or wine vinegar.Those bring fructans and sulfites that the plain preserve grades do not account for
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Nickel Guide
Everything you need to know about nickel sensitivity and smart food choices.
Nickel is a metal found in many foods including chocolate, nuts, and leafy greens. People with nickel allergy (often showing as contact dermatitis) may also react to dietary nickel, causing skin and digestive symptoms.
Sensitivity varies widely. What triggers one person may be fine for another. Track your reactions to find your personal threshold.
These foods are generally well-tolerated for Nickel sensitivity:
View all safe optionsThese foods are high in nickel and may trigger symptoms:
View full listIf you're sensitive to Nickel, consider these strategies:
- 1Avoid cooking acidic foods in stainless steel cookware
- 2Canned foods often have higher nickel content
- 3Chocolate, nuts, and legumes are common high-nickel foods
- 4First-draw water from taps may be higher in nickel - let it run
- 5Vitamin C may help reduce nickel absorption
Pro tip: Keep a food diary to track your reactions. The Triggerbites app makes this easy with automatic pattern detection.
Want personalized tracking?
Download Triggerbites to log meals, track symptoms, and discover your unique triggers.
Get the AppFAQ
Is tomato jam high in Nickel?
Nickel: low signal for most people.
Can I still eat tomato jam if I'm sensitive to Nickel?
Usually fine in normal portions.
What else should I check?
Check AIP, Reflux Diet, and Specific Carbohydrate next for a fuller picture.





