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XPHEN TYR Tyrosidon

Food for special medical purposes. A phenylalanine and tyrosine free unflavoured blend of essential and non-essential amino acids.
Food for special medical purposes. A phenylalanine and tyrosine free unflavoured blend of essential and non-essential amino acids.

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Product Order Code
XPHEN TYR Tyrosidon 500g Tin 116181
Must be used under medical supervision. For enteral use only. Not suitable for use as a sole source of nutrition. This product should not be used as a sole source of protein but must be given in conjunction with a protein source to supply the phenylalanine, tyrosine, fluid and general nutrition requirements of the patient in quantities as prescribed by a clinician or dietitian.
The recommended dosage and timing of intake is dependent on the age, bodyweight and medical condition of the patient, and should be determined by a dietitian or clinician only. The recommended dilution is 1 to 20 (i.e. 5g of XPHEN TYR Tyrosidon plus 100mls of water). To prepare, add a small amount of Tyrosidon and stir with a fork until a smooth paste is obtained. Continue stirring whilst adding the remaining volume of water. Tyrosidon can be taken as a chilled drink. It can also be taken as a paste, additional water or diluted drinks must be consumed at the same time. Tyrosidon may be also flavoured with a separate flavour from the Nutricia flavour range. Please note flavouring is not recommended for infants less than six months.
L-Lysine L-Glutamate, L-Leucine, L-Proline, L-Arginine, L-Valine, L-Isoleucine, Glycine, L-Aspartic Acid, L-Threonine, L-Serine, Dried Glucose Syrup, L-Alanine, Histidine, L-Cystine, L-Tryptophan, L-Methionine, L-Glutamine, L-Glutamic Acid, Tricalcium Phosphate, Taurine, L-Carnitine. Allergy Advice: For allergens, see ingredients in bold.
Store in a cool, dry place. Always replace the container lid after use. Once opened, use within one month. The prepared feed must be refrigerated and must not be kept longer than 24 hours.


This is intended to show suitability of products for religious or dietary reasons. Some products may be suitable for kosher or halal diets but only products with Kosher approval or Halal certification have been identified here. Some individual flavours/variants may not be suitable and for more information please call our Resource Centre.

Nutrients Unit per 100g per 5g
Energy kcal 326 16.3
Energy kJ 1386 69.3
Protein g 77 3.9
Carbohydrate g 4.5 0.23
sugars g 0.4 0.02
lactose g 0 0
Fat g 0 0
Fibre g 0 0
Nutrients Unit per 100g per 5g
Sodium mg) (mmol <20 (<0.9) <1 (<0.05)
Calcium mg) (mmol 126(3.1) 6.3(0.15)
Phosphorus mg) (mmol 65(2.1) 3.25(0.1)
Nutrients Unit per 100g per 5g
L-Alanine g 4.1 0.21
L-Arginine g 7.16 0.36
L-Aspartic-Acid g 5.98 0.3
L-Cystine g 2.66 0.13
Glycine g 6.4 0.32
L-Glutamine g 0.81 0.04
L-Histidine g 4.09 0.2
L-Isoleucine g 6.4 0.32
L-Leucine g 10.97 0.55
L-Lysine g 7.46 0.37
L-Methionine g 1.75 0.09
L-Phenylalanine g 0 0
L-Proline g 7.77 0.39
L-Serine g 4.79 0.24
L-Threonine g 5.38 0.27
L-Tryptophan g 2.15 0.11
L-Tyrosine g 0 0
L-Valine g 6.99 0.35
L-Carnitine g 0.06 0.003
Taurine g 0.12 0.006
Nutrients Unit per 100g per 5g
Osmolality (1 in 5 dilution) mOsm/kg H20 - 370

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Important notice

Food for Special Medical Purposes, suitable for use from birth. For the dietary management of proven tyrosinaemia where plasma methionine levels are normal, and must be used under medical supervision. A source of vitamins, minerals and trace elements is required (e.g. Phlexy-Vits).

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