oyster sauce
Condiments & Sauces
Is oyster sauce high in polyols?
Is oyster sauce high or low in polyols? See its exact rating, how much counts as a portion, and its FODMAP, salicylate, oxalate and diet compatibility in one place.
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Compare oyster sauce across criteria
Sensitivity notes
Why polyols food checker matters
Polyols (sugar alcohols) are found naturally in some fruits and vegetables, and are used as artificial sweeteners. They're poorly absorbed and can cause digestive symptoms, especially in IBS sufferers.
- Avoid sugar-free products with sorbitol, mannitol, xylitol, maltitol
- Stone fruits are naturally high in polyols
- Cooking doesn't reduce polyol content
- Avocado portion size matters - small amounts may be fine
- Cauliflower and mushrooms are common triggers
Sensitivities
What oyster sauce contains
FODMAPs
Histamine & Amines
Plant compounds
Irritants
Additives
Allergens
Diet fit
Where oyster sauce fits
Therapeutic diets
Lifestyle diets
Religious diets
What to know about oyster sauce
Oyster sauce is a thick, savory Chinese sauce cooked down from oyster extract, sugar and soy, and its triggers are less about histamine than about glutamate, FODMAPs and gluten. It is high in free glutamate, the umami compound that gives it that deep savory hit, high in FODMAPs from the sugars and thickeners used to build its body, and it is usually made with wheat, so it is not gluten free. If a stir-fry leaves you bloated, foggy or headachy, oyster sauce is a likely culprit even though it is not especially high in histamine.
Watch for
- High in free glutamate, the natural umami and MSG-like compound, which can trigger headache in glutamate-sensitive people
- High in FODMAPs, so it can cause bloating and gas in a sensitive or IBS gut
- Usually made with wheat, so standard versions are not gluten free: check labels if you are gluten sensitive or coeliac
- A poor fit for SIBO given the fermentable sugars and thickeners
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Polyols Guide
Everything you need to know about polyols sensitivity and smart food choices.
Polyols (sugar alcohols) are found naturally in some fruits and vegetables, and are used as artificial sweeteners. They're poorly absorbed and can cause digestive symptoms, especially in IBS sufferers.
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 Polyols sensitivity:
View all safe options
These foods have moderate levels and may be tolerated in small amounts:
These foods are high in polyols and may trigger symptoms:
View full list
If you're sensitive to Polyols, consider these strategies:
- 1Avoid sugar-free products with sorbitol, mannitol, xylitol, maltitol
- 2Stone fruits are naturally high in polyols
- 3Cooking doesn't reduce polyol content
- 4Avocado portion size matters - small amounts may be fine
- 5Cauliflower and mushrooms are common triggers
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 oyster sauce high in Polyols?
Polyols: moderate signal - portion size matters.
Can I still eat oyster sauce if I'm sensitive to Polyols?
Try smaller portions and space it out.
What else should I check?
Check Inflammation, Vegan, and Vegetarian next for a fuller picture.