Red Baby Onions

Woolworths Red Baby Onions

  • Whole food
  • Checked
  • Grade C
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The short answer

Red Baby Onions by Woolworths has 36 kcal, 7 g carbs, 0.7 g protein and 0.1 g fat per serving (Per 80 g serving).

Calories36kcal
Carbs7g
Protein0.7g
Fat0.1g
About it

Woolworths Red Baby Onions are a vibrant, mild-flavored vegetable, primarily used in salads and cooking. With an energy content of 36.3 kcal per serving (80 g), they offer 7 g of carbohydrates, including 4.9 g of sugars and 1.2 g of fiber. These onions are low in protein (0.7 g) and fat (0.1 g), making them a low-calorie addition to meals. While not a primary energy source for endurance athletes, they can add flavor and micronutrients to meals. Red Baby Onions are best consumed as part of a balanced diet, complementing other carbohydrate-rich foods. Their mild flavor and vibrant color make them suitable for pre-race meals, provided they are integrated with appropriate carb sources. They are not recommended for use during endurance events due to their low carbohydrate density and potential for gastrointestinal discomfort if consumed in large quantities.

  • Low-calorie, nutrient-dense
  • Adds flavor to meals
  • Rich in antioxidants

On the label per serving, Per 80 g serving

Energy152 kJ
Calories36 kcal
Carbs7.0 g
Sugar4.9 g
Fibre1.2 g
Protein0.7 g
Fat0.1 g
Saturated fat0.0 g
Cholesterol0 mg
Sodium12 mg
Potassium146 mg

The numbers that matter on a training day

Carb density8.8%Carbs as a share of the food's weight: how hard it is on the gut at pace.
Glucose to fructose—Glucose with fructose lifts how much carb the gut can take in an hour.
Sodium per 100 kcal33 mgSalt for the energy it carries; sweat loses 300 to 600 mg an hour.
Energy density1.9 kJ/gEnergy you carry per gram, when grams in the pocket matter.
Servings for 60 g an hour8.6How many an hour for a 60 g carb baseline.
Glycaemic profileRed Baby Onions have a low glycemic index due to their fiber content, leading to a gradual release of glucose into the bloodstream. This makes them unsuitable as a quick energy source during exercise.

How we read foods ›

For endurance who it suits

Endurance verdict

While Red Baby Onions are not a primary energy source for endurance activities, they can enhance meal flavor and nutritional value. Their low-calorie, high-antioxidant profile makes them a beneficial addition to an athlete's diet outside of competition. However, due to their low carbohydrate density, they are not suitable for carb loading or as a primary fuel source during endurance events.

Who it is for

Red Baby Onions are suitable for endurance athletes looking to enhance the flavor and nutritional value of their meals without significantly increasing calorie intake. They are ideal for athletes who prefer whole food ingredients and are looking to incorporate more vegetables into their diet. However, those with a sensitive gastrointestinal system might need to moderate their intake, especially around intense training sessions.

Best sessions

Best used in meals consumed post-training or during lower-intensity training days. They can be included in salads, stir-fries, or as a topping for rice and pasta dishes.

Pros
  • Low in calories, suitable for weight management
  • Rich in antioxidants, beneficial for recovery
  • Enhances flavor without adding significant calories
  • Provides potassium, supporting electrolyte balance
Cons
  • Low carbohydrate density, not suitable for carb loading
  • Potential for gastrointestinal discomfort if consumed in excess
  • Not a primary energy source for endurance activities
Watch out for
  • Potential GI distress if consumed in large quantities
  • Low sodium content, not suitable for high-sweat scenarios

Fuelling science in short

During a session

Not recommended during workouts due to low carbohydrate content and potential for gastrointestinal distress if consumed in large quantities.

Glycaemic profile

Red Baby Onions have a low glycemic index due to their fiber content, leading to a gradual release of glucose into the bloodstream. This makes them unsuitable as a quick energy source during exercise.

Electrolytes

Each serving provides 12 mg of sodium and 146 mg of potassium. While low in sodium, they contribute to potassium intake, supporting electrolyte balance.

Carb breakdown
Total carbs
7 g
Hourly capacity
Not applicable

Race day before, during and after

Suits it for
  • BeforeDO NOT USE
  • DuringDO NOT USE
  • AfterCAUTION
  • Carb loadDO NOT USE
  • Every dayUSE

Red Baby Onions are not suitable for pre-race or during race use due to their low carbohydrate density and potential for gastrointestinal discomfort. They lack the necessary carbohydrates and protein for effective recovery, but can be used in everyday training meals to enhance flavor and provide antioxidants. Their low calorie and high antioxidant profile make them a good choice for everyday nutrition but not for specific endurance fueling needs.

NOT RECOMMENDED for pre-race use because they have a low carbohydrate density and may cause gastrointestinal discomfort if consumed in large quantities. Opt for higher carbohydrate options to ensure adequate glycogen stores.

Pair it with
  • Pair with whole grains for a balanced meal
  • Combine with lean proteins for recovery meals
  • Use in salads with healthy fats for nutrient absorption

For practitioners the evidence

Evidence grade: C — The nutritional profile is based on general food composition data, with limited direct research on specific endurance performance impacts.

In a carb load

Red Baby Onions have a carbohydrate density of 9 g per 100 g, categorizing them as low in carb density. An 80 g serving provides only 7 g of carbohydrates, which is insufficient for effective carb loading. For a 70 kg athlete aiming for 600 g of carbs per day, consuming enough onions to meet this target would be impractical due to volume and potential gastrointestinal discomfort. Therefore, they are not recommended for carb loading. Athletes should seek higher carbohydrate density foods like pasta or rice to meet their carb loading needs efficiently.

Digestion and absorption

Red Baby Onions, primarily composed of water and fiber, undergo rapid gastric emptying due to their low fat and protein content. The carbohydrates present are absorbed in the small intestine via the SGLT1 transporter for glucose and GLUT5 for fructose. The fiber content, although minimal, may contribute to slower digestion and a more gradual blood sugar release. Unabsorbed fibers may undergo fermentation in the colon, potentially causing gas in sensitive individuals. Given their low carbohydrate content, they do not significantly impact blood glucose levels.

Recovery

Red Baby Onions provide minimal carbohydrates and negligible protein, making them inadequate as a standalone recovery food. They do offer antioxidants, which may aid in reducing oxidative stress post-exercise, but they lack the necessary macronutrients for optimal glycogen resynthesis and muscle protein synthesis. Athletes should pair them with higher carbohydrate and protein sources to meet recovery needs effectively.

Downsides

The primary concern with Red Baby Onions is their potential to cause gastrointestinal discomfort due to their fiber content, especially if consumed in large quantities. They are low in sodium, which may not be sufficient for athletes with high sweat rates. Their low carbohydrate content means they do not provide a quick energy source, and they may contribute to dental erosion if consumed frequently due to natural sugars. Athletes with IBS or FODMAP sensitivities should be cautious.

Don't use it when
  • Do not use within 90 minutes of race start due to potential GI distress.
  • Avoid during high-intensity sessions if prone to gastrointestinal discomfort.
  • Not suitable for athletes with FODMAP sensitivities.
Clinical risks
  • High fiber content may cause bloating or gas in sensitive individuals.
  • Low sodium content may not replenish electrolyte losses in heavy sweaters.
  • Natural sugars could contribute to dental erosion with frequent consumption.
  • Potential for gastrointestinal discomfort if consumed in large quantities before exercise.

Questions about Red Baby Onions

How many carbs are in Red Baby Onions by Woolworths?

7 g of carbs per serving (Per 80 g serving), with 36 kcal and 0.7 g protein.

Can Red Baby Onions be used for carb loading?

No, they are low in carbohydrate density and not suitable for carb loading. Opt for higher-carb foods like pasta or rice.

Are Red Baby Onions suitable for recovery meals?

They can be part of a recovery meal when paired with protein and additional carbohydrates, but are not sufficient alone.

Can I eat Red Baby Onions before a race?

Not recommended due to potential gastrointestinal discomfort and low carbohydrate content. Choose easily digestible, high-carb foods instead.

How can I incorporate Red Baby Onions into my diet?

Use them in salads, stir-fries, or as a topping for various dishes to enhance flavor and nutritional content.

Are there any allergens in Red Baby Onions?

No specific allergens are associated with Red Baby Onions, but always check for individual sensitivities.

How do Red Baby Onions behave in hot weather?

They remain stable in hot weather but should be stored properly to maintain freshness and prevent spoilage.

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