EatBetterEatBetter
Foods ▾
Ready & Packaged FoodsVegetables & LegumesDesserts & ConfectioneryMeat & ProteinGrains & BakeryBeveragesMilk & DairyNatural & Other Foods

Ready & Packaged Foods

All →
Fast Food & RestaurantBurgers · Pizza · Doner & Wrap · Fried Sides · Restaurant Menu Items

Explore foods by category, subcategory or brand

CompareBrands
Tools ▾

Calorie Calculator

Work out your daily calorie needs

BMI Calculator

Body mass index from your height and weight

Food GuideCompareBlog
TR
Download on the App StoreGet it on Google Play
Thin, translucent slices and rings of red onion, vivid pink to magenta with pale centers, are piled loosely and glisten with a light coating of brine.
●Low GI

Pickled red onion Calories

Low-calorie tangy-sweet onion condiment

In season: Spring · Summer · Autumn · Winter

CALORIES · 100 G

44kcal

GI

15low

POTASSIUM · 100 G

130mg

FIBER · 100 G

1.7g

Quick answer

2 tablespoon (shredded) of Pickled red onion (30 g) has 13 calories. That works out to 44 calories per 100 g. It contains 2.9 g of carbs, 0.2 g of protein, 0 g of fat and 0.5 g of fiber. Its glycemic index is 15 (low), so it raises blood sugar slowly.

Pickled red onion Nutrition Facts

Selected: 2 tablespoon (shredded) · 30 g

13

KCAL / 30G

Carbs

2.9g

· 1% DV

Protein

0.2g

· 0% DV

Fat

0g

· 0% DV

Fiber

0.5g

· 2% DV

DV is the share of the daily value covered, on a 2,000 kcal reference diet.

Calories come from: Carbs 94% · Protein 6% · Fat 0%

Pickled red onion nutrition facts table · 2 tablespoon (shredded) (30 g)

NutrientAmount% DV
Calories13 kcal
Total fat0 g0%
Saturated fat0.01 g0%
Trans fat0 g
Sodium96 mg4%
Total carbohydrate2.9 g1%
Fiber0.5 g2%
Protein0.2 g0%

Calories: Calories measure energy. Average daily need is 2,000 kcal. Excess calories are stored as fat, too few cause weight loss.

Carbs: Your body's primary energy source. The brain runs exclusively on carbs. Daily need: 275g.

Protein: Essential for muscle repair and cell growth. Daily need: 50g. Keeps you full and boosts metabolism.

Fat: Needed for hormone production and vitamin absorption. Daily need: 78g. Limit saturated fats, choose unsaturated.

Fiber: Critical for digestive health and satiety. Daily need: 28g. Stabilizes blood sugar, lowers cholesterol.

EatBetter

Log this food in EatBetter

100,000+ people use it

  • Get your daily calorie target
  • Snap your meal, log it in seconds
  • See every vitamin and mineral
QR code to get the EatBetter app

📸 Scan the code to get the app free.

The EatBetter app recognising potatoes, broccoli and salmon on a plate

How Many Calories in 2 Tablespoons of Shredded Pickled red onion?

ServingAmountCalories
2 tablespoon (shredded)30 g13 kcal
1 tablespoon (shredded)15 g7 kcal
0.25 cup (shredded)40 g18 kcal
1 serving (small)50 g22 kcal
4 tablespoon (shredded)60 g26 kcal
½ cup (shredded)80 g35 kcal
1 serving (medium)90 g40 kcal
100 g100 g44 kcal
1 serving (large)140 g62 kcal
1 cup (shredded)160 g70 kcal

Calculated from 44 calories per 100 g.

Frequently Asked Questions About Pickled red onion

What is pickled red onion?

Pickled red onion is thinly sliced red onion preserved briefly in an acidic brine, usually made with vinegar, water and salt. It has a tangy, often slightly sweet taste and is commonly used as a condiment rather than eaten as a stand-alone dish.

How do you make quick pickled red onion?

To make quick pickled red onion, cover thin slices with a brine of vinegar, water and salt, then chill them in a clean jar. Sugar and spices are optional; the onion becomes tangy as it rests, without requiring traditional fermentation.

How long does pickled red onion last in the fridge?

Pickled red onion usually keeps for around two weeks in a clean, sealed jar in the refrigerator. Keep the slices submerged in brine and use a clean utensil; discard them if you see mold or notice an unpleasant smell or texture.

What do you eat pickled red onion with?

Pickled red onion is a popular topping for tacos, burgers, sandwiches, grain bowls and roasted meats. Its sharp acidity cuts through rich or spicy foods, and a small handful can add crunch and brightness to a simple salad.

Why does pickled red onion turn pink?

Pickled red onion turns pink because its natural red-purple pigments react with the acidic vinegar or citrus in the brine. The color can spread through the liquid too, and this change is normal when the onions are freshly pickled.

Can you make pickled red onion without sugar?

Yes, you can make pickled red onion without sugar. Sugar softens vinegar's sharpness and gives the onions a sweeter balance, but it is optional; leaving it out makes the finished condiment more tart.

Can you reuse pickled red onion brine?

You can use pickled red onion brine in salad dressings or marinades, where its acidity adds a tangy note. Do not pour it over a fresh batch of onions to preserve them again, since the used brine may be diluted or contaminated.

Why is my pickled red onion soft instead of crunchy?

Pickled red onion can turn soft if the slices are very thin, the brine is poured on hot, or the onions sit for a long time. Cut slightly thicker slices and let hot brine cool before adding it to preserve more crunch.

Do you need to boil vinegar for pickled red onion?

No, you do not need to boil vinegar for quick pickled red onion. Warm brine dissolves salt and sugar faster, but room-temperature brine works too; boiling is more relevant to specific canning methods than to a refrigerator pickle.

Can pickled red onion be used in cooking?

Yes, pickled red onion can be stirred into warm dishes or added to cooked food just before serving. Prolonged cooking softens its texture and dulls its bright acidity, so it works best as a finishing touch.

Pickled red onion Vitamins & Minerals

Vitamins

B6

0.04mg · 2% DV

Vitamin C

1.35mg · 2% DV

Folate

4.8µg · 1% DV

B1

0.01mg · 1% DV

Minerals

Sodium

96mg · 4% DV

Manganese

0.03mg · 1% DV

Copper

0.01mg · 1% DV

Potassium ⭐

39mg · 1% DV

Pickled red onion Glycemic Index

GLYCEMIC INDEX

15
Low
0 Low5570100

GLYCEMIC LOAD

0.5
Low

Accounts for portion size — a more realistic measure than GI alone.

How to Burn Off Pickled red onion

To burn the 13 calories in 2 tablespoon (shredded) (30 g):

🚶

3min

Walking (5 km/h)

🏃

1min

Running (8 km/h)

🚴

2min

Cycling

🏊

2min

Swimming

Times are calculated with the MET equation for a 70 kg adult. Actual burn varies with your weight, age and pace.

What is Pickled red onion?

Pickled red onion is made by soaking thinly sliced red onion in vinegar, often with salt and sometimes a little sugar. The quick pickle softens the onion’s bite while keeping it pleasantly crisp and tangy; versions of it are used in many cuisines.

It is a familiar topping for tacos and sandwiches, and adds brightness to salads, grain bowls, grilled meat or beans. In Turkey, it can also accompany kebabs, dürüm and meze. Its sharp, sweet-sour flavour balances rich or spicy dishes, while its nutritional profile is light: a 100 g serving has 44 calories. For a less sweet version, make it at home with little or no added sugar.

How Nutritious Is Pickled red onion?

Nutrient density

Medium

42/ 100

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

45/ 100

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.

Is Pickled red onion 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 Pickled red onion Contain Allergens?

No known major allergens

Gluten free
Dairy free
Eggs free
Peanuts free
Tree nuts free
Fish free
Soy free
Sesame free

Which Diets Is Pickled red onion 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

Pickled red onion Fat Profile

SATURATED

0.01g

MONOUNSATURATED

0g

POLYUNSATURATED

0.01g

Compare Pickled red onion

🧅vs🍅
Pickled red onion vs Tomato26 kcal more per 100 g
→
🧅vs🥗
Pickled red onion vs Mixed Green Salad26 kcal more per 100 g
→
🧅vs🫑
Pickled red onion vs Red Pepper13 kcal more per 100 g
→
🧅vs🥄
Pickled red onion vs Boiled BeetrootSame calories per 100 g
→

Foods Similar to Pickled red onion

🍅

Tomato

18 kcal

🥗

Mixed Green Salad

18 kcal

🫑

Red Pepper

31 kcal

🥄

Boiled Beetroot

44 kcal

🫑

Green pepper

20 kcal

🥗

Potato Salad

110 kcal

🥗

Arugula

25 kcal

🥕🥦🍆

Oven-Roasted Mixed Vegetables

65 kcal

Have another question about Pickled red onion?

Ask the AI nutrition coach — calories, portions, alternatives and more, answered in seconds in the app.

EatBetter

Scan calories with your camera

Instant AI nutrition analysis

App StoreGoogle Play

Nutrition data compiled from USDA FoodData Central and scientific sources.