Trial reportThe American journal of clinical nutrition2014
High protein intake from meat as complementary food increases growth but not adiposity in breastfed infants: a randomized trial.
Trial report in The American journal of clinical nutrition, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 35 papers, 6 of them syntheses that pooled it.
What it found
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.
Who cites it
35 citing papers in PubMed, 6 syntheses or guidelines pooled it.
- Effect of early-life protein supplementation on childhood obesity and related metabolic outcomes: a systematic review and meta-analysis.The American journal of clinical nutrition · 2025Pooled it
- Effectiveness of Food-Based Intervention to Improve the Linear Growth of Children under Five: A Systematic Review and Meta-Analysis.Nutrients · 2023Pooled it
- Health effects associated with consumption of unprocessed red meat: a Burden of Proof study.Nature medicine · 2022Pooled it
- Education of family members to support weaning to solids and nutrition in later infancy in term-born infants.The Cochrane database of systematic reviews · 2020Pooled it
- Effects of animal protein supplementation of mothers, preterm infants, and term infants on growth outcomes in childhood: a systematic review and meta-analysis of randomized trials.The American journal of clinical nutrition · 2019Pooled it
- Effectiveness of provision of animal-source foods for supporting optimal growth and development in children 6 to 59 months of age.The Cochrane database of systematic reviews · 2019Pooled it
- Associations Between Complementary Feeding Approach, Dietary Intake, and Growth: A Secondary Analysis of the Maternal and Infant Nutrition Trial.Journal of the Academy of Nutrition and Dietetics · 2026Trial
- Impact of supplementation with milk-cereal mix during 6-12 months of age on growth at 12 months: a 3-arm randomized controlled trial in Delhi, India.The American journal of clinical nutrition · 2022Trial
- Different Growth Patterns Persist at 24 Months of Age in Formula-Fed Infants Randomized to Consume a Meat- or Dairy-Based Complementary Diet from 5 to 12 Months of Age.The Journal of pediatrics · 2019Trial
- A meat- or dairy-based complementary diet leads to distinct growth patterns in formula-fed infants: a randomized controlled trial.The American journal of clinical nutrition · 2018Trial
- Meat as complementary food for older breastfed infants and toddlers: a randomized, controlled trial in rural China.Food and nutrition bulletin · 2014Trial
- Biological and Experiential Factors That Impact the Acceptance of Complementary Foods.Annals of nutrition & metabolism · 2025Review
- Animal source food consumption and its determinants among children aged 6 to 23 months in sub-Saharan African countries: a multilevel analysis of demographic and health survey.BMC public health · 2024Article
- Characterisation of complementary feeding practice and locally available climate-resilient crops for complementary food among agro-pastoralists of Ethiopia: a qualitative study.Journal of nutritional science · 2024Article
- Nutritional importance of animal-sourced foods in a healthy diet.Frontiers in nutrition · 2024Review
- Complementary feeding practices and their determinants among children aged 6-23 months in rural Bangladesh: evidence from Bangladesh Integrated Household Survey (BIHS) 2018-2019 evaluated against WHO/UNICEF guideline -2021.Archives of public health = Archives belges de sante publique · 2023Article
- Nutrient Density and Microbial Safety of Open-Air-Dried Beef Meat and Its Biochemical and Organ Histopathology Effects in Albino Rats: A Promising Ingredient for Complementary Food Formulation.International journal of food science · 2023Article
- Article
- Mapping and determinants of consumption of egg and/or flesh foods and zero vegetables or fruits among young children in SSA.Scientific reports · 2022Article
- A review of recent evidence of dietary protein intake and health.Nutrition research and practice · 2022Review
Corrections and comments
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Authors and funding
2 authors.
Funding
Abstract
backgroundHigh intake of cow-milk protein in formula-fed infants is associated with higher weight gain and increased adiposity, which have led to recommendations to limit protein intake in later infancy. The impact of protein from meats for breastfed infants during complementary feeding may be different.
objectiveWe examined the effect of protein from meat as complementary foods on growth and metabolic profiles of breastfed infants.
designThis was a secondary analysis from a trial in which exclusively breastfed infants (5-6 mo old from the Denver, CO, metro area) were randomly assigned to receive commercially available pureed meats (Meat group; n = 14) or infant cereal (Cereal group; n = 28) as their primary complementary feedings for ∼ 5 mo. Anthropometric measures and diet records were collected monthly from 5 to 9 mo of age; intakes from complementary feeding and breast milk were assessed at 9 mo of age.
resultsThe Meat group had significantly higher protein intake, whereas energy, carbohydrate, and fat intakes from complementary feeding did not differ by group over time. At 9 mo of age, mean (± SEM) intakes of total (complementary feeding plus breast milk) protein were 2.9 ± 0.6 and 1.4 ± 0.4 g · kg(-1) · d(-1), ∼ 17% and ∼ 9% of daily energy intake, for Meat and Cereal groups, respectively (P < 0.001). From 5 to 9 mo of age, the weight-for-age z score (WAZ) and length-for-age z score (LAZ) increased in the Meat group (ΔWAZ: 0.24 ± 0.19; ΔLAZ: 0.14 ± 0.12) and decreased in the Cereal group (ΔWAZ: -0.07 ± 0.17; ΔLAZ: -0.27 ± 0.24) (P-group by time < 0.05). The change in weight-for-length z score did not differ between groups. Total protein intake at 9 mo of age and baseline WAZ were important predictors of changes in the WAZ (R(2) = 0.23, P = 0.01).
conclusionIn breastfed infants, higher protein intake from meats was associated with greater linear growth and weight gain but without excessive gain in adiposity, suggesting that potential risks of high protein intake may differ between breastfed and formula-fed infants and by the source of protein.
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