onion
Vegetables
Is onion high in dairy proteins?
See dairy proteins status for onion alongside other trigger notes.
Related checkers
Compare onion across criteria
Sensitivity notes
Why dairy proteins food checker matters
Dairy proteins (casein and whey) can cause reactions in people with milk protein allergy or intolerance. This is different from lactose intolerance and can cause both digestive and systemic symptoms.
- Dairy protein allergy requires complete dairy avoidance
- Casein and whey are the main proteins to avoid
- 'Non-dairy' products may still contain casein
Triggers
Diets
Serving size, prep, and portion notes for onion
Aromatic base that adds depth to soups, sauces, and sautes.
Typical serving
1/4 medium onion (about 50 g)
Best for
saute bases / soups / roasted trays
Prep notes
- Sweat slowly to mellow the bite.
- Slice thinly for quick pickles or salads.
- Rinse raw slices for a lighter flavor.
Portion notes
- A quarter onion is plenty for most pans.
- Thin slices distribute flavor across bowls.
- One tablespoon minced adds aroma without bulk.
Watch for
raw bite in salads / over-browning at high heat
Explore related in Vegetables
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Dairy Proteins Guide
Everything you need to know about dairy proteins sensitivity and smart food choices.
Dairy proteins (casein and whey) can cause reactions in people with milk protein allergy or intolerance. This is different from lactose intolerance and can cause both digestive and systemic 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 Dairy Proteins sensitivity:
View all safe options
These foods have moderate levels and may be tolerated in small amounts:
These foods are high in dairy proteins and may trigger symptoms:
View full list
If you're sensitive to Dairy Proteins, consider these strategies:
- 1Dairy protein allergy requires complete dairy avoidance
- 2Casein and whey are the main proteins to avoid
- 3'Non-dairy' products may still contain casein
- 4Ghee may be tolerated as proteins are removed
- 5This is different from lactose intolerance - treatment differs
Pro tip: Keep a food diary to track your reactions. The Triggerbites app makes this easy with automatic pattern detection.
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