Jerusalem artichoke

Zoom on carbohydrates

• The energy of raw Jerusalem artichoke comes mainly from its carbohydrates, at 11.50 g per 100 g.
• This amount is well above the average carbohydrate content in raw vegetables (4.45 g per 100 g) but below that in potatoes and tubers (26.97 g per 100 g).

Zoom on fibres

• Raw Jerusalem artichoke contains slightly less fibre (2.10 g per 100 g) than the average amount found in raw vegetables (2.43 g per 100 g) and in potatoes and tubers (3.04 g per 100 g)

Zoom on proteins

• Its protein content (1.94 g per 100 g) is higher than the average amount present in raw vegetables (1.87 g per 100 g) but lower than that in potatoes and tubers (2.66 g per 100 g)

Zoom on lipids

• The amount of lipids in raw Jerusalem artichoke (0.31 g per 100 g) is much lower than in potatoes and tubers (5.47 g per 100 g).
• Raw Jerusalem artichoke can be described as fat-free as it contains no more than 0.5 g of fat per 100 g.

Zoom on minerals and trace elements

• Raw Jerusalem artichoke is a source of potassium because it provides 24.75% of DRVs, i.e. 495 mg per 100 g.
• It contains a significant amount of iron, copper and phosphorus. It provides the equivalent of:
  • 14.29% of DRVs for iron, i.e. 2 mg per 100 g;
  • 13% of DRVs for copper, i.e. 0.13 mg per 100 g;
  • 10.74% of DRVs for phosphorus, i.e. 75.20 mg per 100 g.
• The quantity of other minerals and trace elements represents less than 5% of DRVs.

Zoom on vitamins

• Raw Jerusalem artichoke contains a significant amount of vitamin B1 and vitamin B9. It provides the equivalent of:
  • 12.73% of DRVs for vitamin B1, i.e. 0.14 mg per 100 g;
  • 12.25% of DRVs for vitamin B9, i.e. 24.50 µg per 100 g.
• It also provides the equivalent of 8.13% of DRVs for vitamin B3, i.e. 1.30 mg per 100 g.
• The amount of other vitamins is less than 7% of DRVs.

*Calculation made: Beta Carotene / 6 + retinol 

The following values are approximate and depend on variety, season, ripeness, cultivation conditions, etc.

Cooked Jerusalem artichoke provides an average of 81.90 calories (kcal) per 100 g, or 346 kJ. One Jerusalem artichoke weighs on average 500 g, which represents an energy intake of 409.50 kcal when cooked. 

COMPOSITION TABLES 

For each nutrient, the tables provide information on the content, minimum and maximum values, as well as the percentage of Dietary Reference Values (DRVs) per 100 g net of cooked Jerusalem artichoke. 

Zoom on carbohydrates

• The energy of cooked Jerusalem artichoke comes mainly from its carbohydrates, at 16 g per 100 g.
• This is well above the average amount of carbohydrates in cooked vegetables (4.85 g per 100 g) but below that in potatoes and tubers (26.97 g per 100 g).

Zoom on fibres

• Cooked Jerusalem artichoke contains 2.20 g of fibre.
• This amount is lower than the average quantity found in cooked vegetables (2.89 g per 100 g) and potatoes and tubers (3.04 g per 100 g).

Zoom on proteins

• Its protein content (1.80 g per 100 g) is lower than the average amount present in cooked vegetables (2 g per 100 g) and in potatoes and tubers (2.66 g per 100 g)

Zoom on lipids

• The amount of fat in cooked Jerusalem artichoke (0.70 g per 100 g) is lower than the average quantity in cooked vegetables (2 g per 100 g) and in potatoes and tubers (2.66 g per 100 g)
• Cooked Jerusalem artichoke is low in fat* as it contains no more than 3 g per 100 g.

*Regulation (EC) No 1924/2006 of the European Parliament and of the Council of 20 December 2006 on nutrition and health claims made on foods.

Zoom on minerals and trace elements

• Cooked Jerusalem artichoke is a source of potassium as it provides the equivalent of 22.60% of DRVs, i.e. 452 mg per 100 g.
• It provides the equivalent of 9.14% of DRVs for phosphorus, i.e. 64 mg per 100 g.
• The quantity of other minerals and trace elements represents less than 5% of DRVs.

Zoom on vitamins

• Cooked Jerusalem artichoke is a source of vitamin B9 as it provides the equivalent of 22.15% of DRVs, i.e. 44.30 µg per 100 g.
• It provides the equivalent of 6.33% of DRVs for vitamin B5, i.e. 0.38 mg per 100 g.
• The amount of other vitamins is less than 5% of DRVs.

*Calculation made: Beta Carotene / 6 + retinol 

According to the definitions of nutrition claims as set out in Regulation (EC) No 1924/2006 on nutrition and health claims, and in view of the composition of cooked Jerusalem artichoke, the following claims may be used:

NUTRITION CLAIMS OF COOKED JERUSALEM ARTICHOKE

• Fat-free (100 g of cooked Jerusalem artichoke do not contain more than 0.5 g of fat)
• Source of potassium (100 g of cooked Jerusalem artichoke provide more than 15% of DRVs)
• Source of vitamin B9 (100 g of cooked Jerusalem artichoke provide more than 15% of DRVs)

HEALTH CLAIMS (for a consumption of 100 g of cooked Jerusalem artichoke)

Potassium

• Potassium contributes to:
  • normal functioning of the nervous system,
  • normal muscle function,
  • maintenance of normal blood pressure.

Folates or vitamin B9

• Folates contribute to:
  • maternal tissue growth during pregnancy,
  • normal amino acid synthesis,
  • normal blood formation,
  • normal homocysteine metabolism,
  • normal psychological function,
  • normal function of the immune system,
  • reduction of tiredness and fatigue.

• Folates have a role in the process of cell division.