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Flaxseed Weights & Calories (With Charts & Calculator)

In this article, I’ve put together a calculator and charts so you can quickly work out the exact weights, calories, and servings of various portions of flaxseed.

All weights are converted in both metric and imperial and I’ve included images of weights so you can get an idea of what they look like.

Flax Seed Weght Conversions

The chart below shows some quick conversion amounts for golden flaxseeds for both metric and imperial weights.

Flaxseed measurementMetric Weight of flaxseedImperial Weight of flaxseed
Teaspoon (tsp)3.2g/ml0.11oz/fl oz
Tablespoon (tbsp)9.6g/ml0.34oz/fl oz
1 US Cup175g/ml6.17oz/fl oz
1/2 US Cup87.5g/ml3.09oz/fl oz

Flaxseed Weight and Calorie Calculator

Use the calculator below to work out the weight and calories for your serving of flaxseeds for various conversions.

This calculator is based on metric and imperial weights using the assumption that flaxseeds contain 4.95kcal per gram (as per pack information).

Please select your measurement type to continue:

How Much Does a Teaspoon of Flaxseeds Weigh?

I did the research and weighed a level teaspoon of golden flaxseeds on precision scales and here are the results:

One level teaspoon (5ml) of golden flax seed weighs around 3.2g (0.11oz) and contains 16 calories (in kcal).

image to show a level teaspoon of flax seed on a scale that weighs 3g

How Much Does a Tablespoon of Flaxseeds Weigh?

I did the research and weighed a level teaspoon of golden flaxseeds on precision scales and here are the results

One level tablespoon of golden flax seed weighs around 9.6g (0.34oz) and contains 48 calories (in kcal).

How Much Does One Cup of Flaxseed Weigh

I weighed a full cup of golden flaxseed to see what it weighed (excluding the cup), here are the results:

One US cup (236.6ml) of whole golden flaxseed weighs 175g (6.17oz).

Half a US Cup (118.3ml) of whole golden flaxseed weighs 87.5g (3.09oz)

weight to show a cup of flax seed on a scale weighing 175g

How Much is a Serving of Flax Seeds

The recommended serving of flaxseeds is one tablespoon of seeds. One tablespoon of flaxseeds weighs 9.6g (0.43oz) and contains 48kcal.

Each tablespoon of flaxseed contains:

  • 0.9g carbohydrate
  • 2.2g Protien
  • 2.2g fiber

This image shows what one level tablespoon of flaxseed looks like:

image to show one level teaspoon of flaxseed which is one serving

Flaxseed Weight and Calorie Chart

Use the chart below to find more flaxseed serving weights and calories, these figures are based on pack information which confirms flaxseeds contain 4.95kcal per gram.

Flaxseed Serving SizeWeight (in grams & ounces)Calories (in kcal)
1 teaspoon3.2g/0.11oz16
2 teaspoons6.4g/1.28oz20
3 teaspoons9.6g/0.34oz48
4 teaspoons12.8g/0.45oz63
5 teaspoons16g/0.56oz79
6 teaspoons19.2g/0.68oz95
7 teaspoons22.4g/0.79oz111
8 teaspoons25.6g/0.90oz127
9 teaspoons28.8g/1.02oz143
10 teaspoons32g/1.23oz320
1 tablespoon (one serving)9.6g/0.34oz48
2 tablespoons19.2g/0.68oz95
3 tablespoons28.8g/1.02oz143
4 tablespoons38.4g/1.35oz190
5 tablespoons48g/1.69oz237
25g of flaxseed25g/0.88oz124
50g of flaxseed50g/1.76oz248
75g of flaxseed75g/2.65oz371
100g of flaxseed100g/3.53oz495
1oz of flaxseed28.3g/1oz140
2oz of flaxseed56.7g/2oz281
3oz of flaxseed85g/3oz421
4oz of flaxseed113.4g/4oz561

More Flaxseed FAQs

How much Omega 3 (ALA) is in flaxseeds?

There is 20000mg of omega 3 (ALA) in 25g (0.88oz) of golden flaxseeds and 5000mg of omega 3 in 100g of flaxseeds.

How many carbs are in 25g of flaxseeds?

There is only 2.3g of carbohydrate in 25g (0.88oz) of golden flaxseeds and 5.3g of fiber.

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