Product description

TYR Lophlex Neutral is a Food for Special Medical Purposes for use under medical supervision. An tyrosine-free, phenylalanine-free, amino acid-based powder, containing a balanced mix of essential and non-essential amino acids, vitamins, trace elements and some minerals. Contains docosahexaenoic acid (DHA) as the intake of this essential fatty acid may be low in protein restricted diets. With sugar and sweetener.
Pack size: 28g sachet (containing 20g protein equivalent)

Must be used under medical supervision. Not suitable as a sole source of nutrition. Not suitable for children under 3 years of age. Not suitable for tube feeding. Only intended for use by individuals with proven tyrosinaemia (TYR).

This product must be supplemented with natural protein, fluid and other nutrients in medically prescribed quantities to supply the tyrosine, phenylalanine and general nutrition requirements of the patient. Please monitor micronutrient intake to ensure that individual’s intakes are optimal. The product contains only trace amounts of sodium, potassium and chloride.

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 required daily amount should be divided into equal portions and distributed throughout the day. Water or diluted drinks should be offered or taken at the same time. To ensure tolerance the product may initially need to be introduced at a lower concentration. The quantity and dilution of this product can be adapted to the tolerance and preferences of the individual under supervision of a clinician or dietitian.

Recommended feed dilution:
28g of product made up to a final volume of approximately 80ml.

  • 1 sachet = 28g powder
  • 1 sachet + 65ml water = approximately 80ml
  • One sachet (28g) provides 20g protein equivalent

Best prepared with chilled water and consumed immediately after preparation.
Do not boil and do not use a microwave oven to heat.
Do not freeze.

Store in a cool, dry place.
Once sachet is opened, use immediately.
Once reconstituted, keep refrigerated and use within 24 hours. Shake or stir immediately before use.

Halal

L-glutamine, L-leucine, L-lysine acetate, L-proline, dried glucose syrup, L-arginine, L-valine, glycine, L-aspartic acid, L-isoleucine, calcium hydrogen phosphate, L-serine, L-threonine, L-alanine, L-histidine, L-cystine, magnesium acetate, flavouring, choline bitartrate, L-tryptophan, L-methionine, oil from Crypthecodinium cohnii, stabiliser (E412), modified starch (E1450), potassium citrate, flavour enhancer (E330), taurine, calcium phosphate, sodium L-ascorbate, high oleic sunflower oil, inositol, potassium phosphate monobasic, L-carnitine, ferrous sulphate, zinc sulphate, nicotinamide, DL-ɑ tocopheryl acetate, artificial sweetener (sucralose), calcium D-pantothenate, copper sulphate, manganese sulphate, pyridoxine hydrochloride, thiamin hydrochloride, riboflavin, retinyl acetate, folic acid, potassium iodide, sodium molybdate, D-biotin, sodium selenite, chromium chloride, phytomenadione, cholecalciferol, cyanocobalamin.

Allergy Advice: For allergens, see ingredients in bold.

Nutritional information per100 g28 g (sachet)
ENERGY1488 kJ / 350 kcal417 kJ / 98 kcal
FAT of which1.5 g0.42 g
-Saturates0.52 g0.15 g
-Monounsaturates0.35 g0.1 g
-Polyunsaturates0.59 g0.16 g
-Docosahexaenoic acid (DHA)0.54 g150 g
CARBOHYDRATE of which13.7 g3.8 g
Sugars1 g0.29 g
FIBRE0.83 g0.23 g
PROTEIN EQUIVALENT of which71.4 g20 g
L-Alanine3.43 g0.96 g
L-Arginine5.07 g1.42 g
L-Aspartic acid4.93 g1.38 g
L-Cystine2.57 g0.72 g
L-Glutamic acid--
L-Glutamine9.7 g2.54 g
Glycine4.93 g1.38 g
L-Histidine2.93 g0.82 g
L-Isoleucine4.71 g1.32 g
L-Leucine7.57 g2.12 g
L-Lysine5.36 g1.5 g
L-Methionine1.21 g0.34 g
L-Phenylalanine-*-*
L-Proline6.14 g1.72 g
L-Serine3.93 g1.1 g
L-Threonine3.79 g1.06 g
L-Tryptophan1.5 g0.42 g
L-Tyrosine-*-*
L-Valine5 g1.4 g
SALT<0.15 g<0.04 g
VITAMINS
Vitamin A1020 µg285 µg
Vitamin D28.6 µg8 µg
Vitamin E11.4 mg (α-TE/ET)3.2 mg (α-TE/ET)
Vitamin C131 mg36.6 mg
Vitamin K88.9 µg24.9 µg
Thiamin1.52 mg0.42 mg
Riboflavin1.8 mg0.5 mg
Niacin25.4 mg7.1 mg
Niacin48.6 mg (NE/EN)13.6 mg (NE/EN)
Vitamin B62.06 mg0.58 mg
Folic acid359 µg100 µg
Vitamin B126.43 µg1.8 µg
Biotin191 µg53.4 µg
Pantothenic acid7.13 mg2 mg
MINERALS & TRACE ELEMENTS
Sodium<60 mg<16.8 mg
Potassium358 mg100 mg
Chlorine<50 mg<14.0 mg
Calcium1320 mg370 mg
Phosphorous1000 mg280 mg
Magnesium382 mg107 mg
Iron18.9 mg5.3 mg
Copper1.9 mg0.53 mg
Zinc13.9 mg3.9 mg
Manganese1.9 mg0.53 mg
Molybdenum89.4 µg25 µg
Selenium95.5 µg26.8 µg
Chromium38 µg10.6 µg
Iodine209 µg58.4 µg
OTHERS
L-Carnitine65.4 mg18.3 mg
Choline545 mg153 mg
Inositol145 mg40.6 mg
Taurine486 mg136 mg
Osmolality 2295 mOsmol/kg H₂O**
Osmolality 1766 mOsmol/l


-Each level scoop contains 5g of powder.
*Nil added
** At the recommended feed concentration (e.g.28g powder (1 sachet) plus 65ml water = approx. 80ml TYR Lophlex).

Disclaimer

TYR Lophlex Neutral is a Food for Special Medical Purposes for the dietary management of proven tyrosinaemia (TYR) in children aged 3 years and onwards and adults, including pregnant women (in conjunction with standard folic acid supplementation), and must be used under medical supervision. Always follow the advice of your treating dietitian before making any changes to the diet. Consult with your treating dietitian whether TYR Lophlex neutral is suitable for you or your child.

*DHA - docosahexaenoic acid (an omega-3 fatty acid to address your specific dietary requirements)
**TYR Lophlex Powder is the lowest volume powdered protein substitute available for use in the UK & Irish market for people with TYR from 3 years of age and adults. Only 65mls of water per sachet is required to make a low volume drink containing 20g PE.  Accurate in MIMS UK & IRE (November 2025)

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Ask for personal advice from the Nutricia experts

Do you need support? Contact our team of experts for guidance and support on the use and composition of the Nutricia metabolic product range.

We can be reached by phone on 01225 751098. We are available Monday to Thursday 9am-5pm and Friday 9am-4pm (except Bank Holidays). Contact us resourcecentre@nutricia.com.

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