Nutramigen 1 with LGG® is an extensively hydrolysed, hypoallergenic formula for the dietary management of cow’s milk allergy 0-6 months. Can be used as sole source of nutrition from 0-6 months and as part of a weaning diet from 6 months.
Transforming the lives of infants and children with cow's milk allergy (CMA)
At Mead Johnson Nutrition, we are committed to
supporting the best possible start for infants and
children through our range of nutrition and food
allergy solutions.
Living with CMA
Discover what to expect with CMA and explore tips and
resources to support you and your baby.
What to expect with Nutramigen® formulas
Has your little one been prescribed a Nutramigen®
formula? Find out what to expect.
Guidance on weaning and CMA
Ready to wean? Explore resources and materials on
weaning, returning to milk and supporting your baby's
nutritional needs.
CMA, cow’s milk allergy; LGG, Lactobacillus rhamnosus GG.
RKT-M-80165 January 2026
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What is cow’s milk allergy?
Find out about this allergic reaction to the protein in cow’s milk, including the causes...
Returning to a normal diet
Most children grow out of their cow’s milk allergy and are able to consume cow’s milk...
How soon will my baby feel better?
Babies with cow’s milk allergy usually start to feel better soon after a switch to a...
Severe cow'smilk allergyNutramigen PURAMINO
From birth onwards
Nutramigen PURAMINO is an amino acid-based hypoallergenic formula that is suitable as a sole source of nutrition from birth up to 6 months of age and as part of a weaning diet from 6 months onwards.
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What is cow’s milk allergy?
Find out about this allergic reaction to the protein in cow’s milk, including the causes...
Returning to a normal diet
Most children grow out of their cow’s milk allergy and are able to consume cow’s milk...
How soon will my baby feel better?
Babies with cow’s milk allergy usually start to feel better soon after a switch to a...
OtherProductsPregestimil
Other products
Pregestimil is an extensively hydrolysed, hypoallergenic formula for the dietary management of cow's milk allergy or soya protein allergy and/or fat maldigestion or malabsorption. It is suitable as a sole source of nutrition for infants up to 6 months of age and as part of a weaning diet from 6 months onwards.
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Fat malabsorption
If fats aren’t properly absorbed by the digestive system or transported around the body...
Lactose intolerance
Lactose intolerance occurs when the digestive system can't fully digest lactose,...
Reflux
If your baby brings up milk or formula during or just after feeding it may be reflux,...