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Red Onion Pickle Calories
Fermented, low calorie, probiotic source
In season: Spring · Summer · Autumn · Winter
CALORIES
GI
POTASSIUM
FIBER
Quick answer
2 tablespoon (medium) of Red Onion Pickle (30 g) has 10 calories. That works out to 32 calories per 100 g. It contains 2.2 g of carbs, 0.2 g of protein, 0 g of fat and 0.4 g of fiber. Its glycemic index is 35 (low), so it raises blood sugar slowly.
What is Red Onion Pickle?
Red Onion Pickle is made by soaking thinly sliced red onion in brine, often with vinegar; quick versions are easy to make at home, while other recipes are left to ferment. The method shapes its sharpness and tang.
Its crisp, pleasantly sour bite and vivid colour make it a lively topping for kebabs, wraps, burgers and sandwiches, or a small side alongside a meal. It is low in calories and almost fat-free, so a modest spoonful adds plenty of flavour without much richness. Vinegar-pickled onions are not necessarily fermented or a source of live cultures. If you want a milder, less salty taste, drain and briefly rinse them before serving; they pair especially well with grilled vegetables and hearty dishes.
Red Onion Pickle Nutrition Facts
Selected: 100 g
32
KCAL / 100G
Carbs
7.2g
· 3% DV
Protein
0.8g
· 2% DV
Fat
0.1g
· 0% DV
Fiber
1.2g
· 4% DV
DV is the share of the daily value covered, on a 2,000 kcal reference diet.
Calories come from: Carbs 88% · Protein 10% · Fat 2%
Red Onion Pickle Vitamins & Minerals
Vitamins
B6
0.1mg · 6% DV
Vitamin C
5.2mg · 6% DV
Folate
19µg · 5% DV
B1
0.03mg · 3% DV
Minerals
Sodium
320mg · 14% DV
Phosphorus
29mg · 4% DV
Potassium ⭐
110mg · 3% DV
Calcium
23mg · 2% DV
How Nutritious Is Red Onion Pickle?
Nutrient density
Medium
How many vitamins, minerals and how much fiber this food carries per calorie. A high score means a lot of nutrition for few calories.
Satiety score
Medium
An EatBetter score computed from fiber, protein and calorie density. A high score means staying full longer on the same calories.
Both scores are calculated per 100 g and do not change with the selected portion. The satiety score is EatBetter's own calculation, not a clinical measure.
Red Onion Pickle Glycemic Index
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
How to Burn Off Red Onion Pickle
To burn the 32 calories in 100 g:
🚶
Walking (5 km/h)
🏃
Running (8 km/h)
🚴
Cycling
🏊
Swimming
Times are calculated with the MET equation for a 70 kg adult. Actual burn varies with your weight, age and pace.
Is Red Onion Pickle Processed?
NOVA 3
Processed
1. Unprocessed
2. Minimally Processed
3. Processed
4. Ultra-Processed
NOVA classifies foods into 4 groups by industrial processing. NOVA 1 (unprocessed) is the healthiest.
Does Red Onion Pickle Contain Allergens?
No known major allergens
Which Diets Is Red Onion Pickle Good For?
Vegan
✓ Suitable
Vegetarian
✓ Suitable
Gluten-Free
✓ Suitable
Dairy-Free
— Not suitable
Mediterranean
✓ Suitable
Paleo
✓ Suitable
Whole30
— Not suitable
DASH
— Not suitable
Keto
— Not suitable
Low FODMAP
— Not suitable
Red Onion Pickle Fat Profile
SATURATED
0.02g
MONOUNSATURATED
0.01g
POLYUNSATURATED
0.03g
Omega 6:3 ratio 2:1
Below the ideal 4:1 — a good omega balance.
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Frequently Asked Questions About Red Onion Pickle
How do you make Red Onion Pickle at home?
Red Onion Pickle is easy to make by covering thinly sliced red onions with a vinegar, water, and salt brine. Pack the slices into a clean jar, pour in the brine so they are submerged, and refrigerate.
What do you eat Red Onion Pickle with?
Red Onion Pickle adds a sharp, crunchy contrast to burgers, tacos, sandwiches, and grilled meats. Add it to salads or grain bowls, or use it as a topping anywhere a tangy onion bite would work.
How long does Red Onion Pickle last in the fridge?
Red Onion Pickle can keep for several weeks in the refrigerator when stored in a clean, sealed jar and kept submerged in brine. Use a clean utensil to serve it, and discard it if you notice mold or an unpleasant smell.
Why does Red Onion Pickle turn bright pink?
Red Onion Pickle turns pink because the onion’s natural pigments react with the acidic brine. The vivid color is normal and, by itself, does not mean the pickle has spoiled.
Can you make Red Onion Pickle without vinegar?
Yes, Red Onion Pickle can be made without vinegar by fermenting the onions in a salt brine. This method develops its sour flavor over time through lactic acid fermentation rather than adding acidity directly with vinegar.
Does Red Onion Pickle contain probiotics?
Red Onion Pickle may contain live microbes when it is naturally fermented and unpasteurized. Vinegar-pickled onions are not necessarily probiotic, and pasteurization can destroy the live cultures in a fermented version.
How do you keep Red Onion Pickle crunchy?
To keep Red Onion Pickle crunchy, slice the onions evenly and avoid heating them in the brine. Refrigerate the jar promptly; prolonged warmth or cooking can soften the onion rings.
Can you rinse Red Onion Pickle to make it less salty or sour?
Yes, a quick rinse can make Red Onion Pickle taste less salty and tangy, though it also washes away some of its brine flavor. Drain the slices well before adding them to a sandwich or salad.
Can you freeze Red Onion Pickle?
Yes, Red Onion Pickle can be frozen, but thawed onions are usually much softer and less crisp. Refrigeration is a better choice if you want to preserve the pickle’s texture.
Should Red Onion Pickle be refrigerated after opening?
Yes, keep Red Onion Pickle refrigerated after opening, with the onion slices covered by brine and the jar tightly closed. Use a clean utensil each time and avoid leaving the jar out for extended periods.
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Nutrition data compiled from USDA FoodData Central and scientific sources.