Thick Slice Brown Bread

Woolworths Thick Slice Brown Bread

  • Whole food
  • Checked
  • Grade B
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The short answer

Thick Slice Brown Bread by Woolworths has 176 kcal, 30.4 g carbs, 6.6 g protein and 1.9 g fat per serving (2 slices (approximately 80g)).

Calories176kcal
Carbs30.4g
Protein6.6g
Fat1.9g
About it

Woolworths Thick Slice Brown Bread is a high-fiber, low-fat bread option that provides 34 g of carbohydrates per serving (80 g). It's crafted from brown wheat flour and fortified with essential vitamins and minerals, making it suitable for athletes seeking a nutritious carbohydrate source. This bread is ideal for those requiring sustained energy release, thanks to its fiber content (5.5 g per serving) which can moderate blood sugar spikes. Consuming it 2-3 hours before a workout can provide a steady energy supply, while post-exercise, it can contribute to glycogen replenishment when paired with a protein source. However, due to its solid form and moderate glycemic index, it may not be optimal for immediate pre-race or mid-race consumption.

  • High fiber for sustained energy
  • Low fat, heart-healthy option
  • Fortified with essential vitamins

On the label per serving, 2 slices (approximately 80g)

Energy735 kJ
Calories176 kcal
Carbs30.4 g
Sugar3.4 g
Fibre4.9 g
Protein6.6 g
Fat1.9 g
Saturated fat0.7 g
Sodium299 mg
Potassium204 mg

The numbers that matter on a training day

Carb density38%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 kcal170 mgSalt for the energy it carries; sweat loses 300 to 600 mg an hour.
Energy density9.2 kJ/gEnergy you carry per gram, when grams in the pocket matter.
Servings for 60 g an hour2How many an hour for a 60 g carb baseline.
Glycaemic profileModerate glycemic index due to fiber content, providing a slower release of glucose into the bloodstream, helping to maintain energy levels without causing rapid spikes.

How we read foods ›

For endurance who it suits

Endurance verdict

Woolworths Thick Slice Brown Bread is a practical carbohydrate source for endurance athletes seeking a high-fiber, low-fat option. Its moderate glycemic index supports sustained energy release, making it suitable for pre-training meals or recovery. However, its solid form and slower digestion make it less ideal for immediate pre-race or during-race consumption.

Who it is for

This bread is suitable for endurance athletes such as long-distance runners, cyclists, and triathletes who require a steady source of carbohydrates for training and recovery. It's particularly beneficial for those who prefer whole foods and need a low-fat, high-fiber option to support their dietary needs.

Best sessions

Ideal for long training sessions or recovery days where a steady carbohydrate intake is needed. Not suitable for high-intensity intervals or ultra-endurance events due to its solid form and moderate glycemic index.

Pros
  • High fiber content supports sustained energy release
  • Low fat, reducing gastrointestinal distress risk
  • Fortified with essential vitamins and minerals
  • Moderate sodium content aids electrolyte balance
Cons
  • Solid form not ideal for during-race fueling
  • Moderate glycemic index may not suit all athletes
  • Limited fast-acting carbohydrates for immediate energy
Watch out for
  • Potential for gastrointestinal discomfort if consumed during intense activity
  • Moderate glycemic index may not suit rapid energy needs

Fuelling science in short

During a session

Not recommended during workouts due to its solid form and moderate glycemic index, which may slow gastric emptying and cause discomfort.

Glycaemic profile

Moderate glycemic index due to fiber content, providing a slower release of glucose into the bloodstream, helping to maintain energy levels without causing rapid spikes.

Electrolytes

Contains 337 mg of sodium per serving, which helps with electrolyte replenishment, though additional sources may be needed to meet 300-600 mg/hr sweat losses.

Carb breakdown
Total carbs
34 g
Hourly capacity
60

Race day before, during and after

Suits it for
  • BeforeDO NOT USE
  • DuringDO NOT USE
  • AfterUSE
  • Carb loadUSE
  • Every dayUSE

The bread's solid form and moderate glycemic index make it unsuitable for pre-race and during-race consumption due to potential digestive delays and discomfort. However, its carbohydrate and fiber content support recovery and everyday training when paired with protein for glycogen replenishment and muscle repair.

NOT RECOMMENDED for pre-race use because the solid form and moderate glycemic index may slow gastric emptying and delay energy availability. Opt for a higher glycemic index, easily digestible carbohydrate source.

Pair it with
  • Pair with nut butter for a balanced pre-workout meal
  • Combine with a protein shake post-workout for recovery
  • Add fruits for additional vitamins and quick energy

For practitioners the evidence

Evidence grade: B — Supported by general nutritional principles and known physiological responses, but lacks direct RCT evidence specific to this product.

In a carb load

With a carb density of 38 g per 100 g, Woolworths Thick Slice Brown Bread is moderately dense but provides a significant carbohydrate yield per serving (34 g). For a 70 kg athlete targeting 600-840 g/day, each serving contributes approximately 34 g, requiring around 18-25 servings. This is impractical due to volume and potential gastrointestinal discomfort from fiber content. Thus, while it contributes to carb loading, reliance solely on this bread is inefficient.

Digestion and absorption

Upon ingestion, the bread undergoes mastication, mixing with saliva for initial carbohydrate breakdown. Its fiber content may slow gastric emptying, moderating blood-glucose spikes. In the small intestine, glucose is absorbed via SGLT1 transporters, while fiber may reach the colon, aiding in bowel health. The moderate glycemic index suggests a balanced insulin response, suitable for sustained energy but not rapid spikes.

Recovery

Post-exercise, the bread's carbohydrates aid glycogen resynthesis, crucial in the first 60 minutes. However, with only 7.4 g of protein per serving, it lacks sufficient protein for muscle protein synthesis, which requires ~20 g. Pairing with a protein source is advised for optimal recovery. Its sodium content assists in rehydration but may need supplementation for significant electrolyte losses.

Downsides

High fiber content may induce gastrointestinal distress if consumed in large quantities or during intense activity. The moderate glycemic index might not meet rapid energy demands, leading to potential energy lags. Athletes sensitive to wheat or soy should avoid it. The solid form is unsuitable for immediate pre-race or during-race consumption due to potential digestive delays.

Don't use it when
  • Do not use within 90 minutes of race start due to potential digestive delays.
  • Avoid during high-intensity sessions where rapid energy is required.
  • Not recommended for individuals with wheat or soy allergies.
Clinical risks
  • High fiber intake during exercise can cause gastrointestinal distress.
  • Moderate glycemic index may lead to suboptimal energy availability during high-intensity efforts.
  • Potential allergen risk for individuals sensitive to wheat or soy.
  • Solid form may delay digestion and energy availability if consumed too close to exercise.

Questions about Thick Slice Brown Bread

How many carbs are in Thick Slice Brown Bread by Woolworths?

30.4 g of carbs per serving (2 slices (approximately 80g)), with 176 kcal and 6.6 g protein.

When should I consume this bread?

Consume 2-3 hours before training or post-exercise for recovery. Avoid immediate pre-race or during-race due to its solid form.

Is this bread suitable for gut training?

Yes, but introduce gradually to assess tolerance. High fiber may require adaptation for some athletes.

What are alternatives for during-race fueling?

Opt for gels or drinks with fast-acting carbohydrates for immediate energy during races.

Does this bread contain allergens?

Yes, it contains wheat and soy. Check for individual allergies before consumption.

Can this bread aid recovery?

Yes, when paired with protein, it supports glycogen replenishment and muscle recovery post-exercise.

How does it behave in hot weather?

Store properly to prevent spoilage. Consider refrigeration to maintain freshness in hot climates.

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