scholarly journals Protein Intake, IGF-1 Concentrations, and Growth in the Second Year of Life in Children Receiving Growing Up Milk – Lite (GUMLi) or Cow's Milk (CM) Intervention

2021 ◽  
Vol 8 ◽  
Author(s):  
Amy L. Lovell ◽  
Tania Milne ◽  
Misa Matsuyama ◽  
Rebecca J. Hill ◽  
Peter S. W. Davies ◽  
...  

The relationship of protein intake with insulin-like growth factor 1 (IGF-1) concentrations in well-nourished children during the second year of life is poorly understood. The aim of this study was to explore the effect of a reduced-protein Growing Up Milk Lite (GUMLi) or unfortified cow's milk (CM) on protein intake, growth, and plasma IGF-1 at 2 y. An exploratory analysis of a sub-sample of Auckland-based children (n = 79) in the GUMLi trial (a double-blind, randomised control trial, N = 160) completed in Auckland and Brisbane (2015–2017) was conducted. One-year old children were randomised to receive a reduced-protein GUMLi (1.7 g protein/100 mL) or a non-fortified CM (3.1 g protein/100 mL) for 12 months. Blood sampling and anthropometric measurements were made at 1 and 2 y. Diet was assessed using a validated food frequency questionnaire. Total protein intake (g/d) from all cow's milk sources was 4.6 g (95% CI: −6.7, −2.4; p < 0.005) lower in the GUMLi group after 12 months of the intervention, with a significant group-by-time interaction (p = 0.005). Length-for-age (LAZ) and weight-for-length (WLZ) z-scores did not differ between groups, however, mean body fat % (BF%) was 3.2% (95%CI: −6.2, −0.3; p = 0.032) lower in the GUMLi group at 2 y. There was no difference between the intervention groups in relation to IGF-1 and IGF-BP3 (p = 0.894 and 0.698, respectively), with no group-by-sex interaction. After combining the groups, IGF-1 concentration at 2 y was positively correlated with parameters of growth (all p < 0.05), total cow's milk intake (p = 0.032) after adjusting for sex, breastfeeding status, and gestation. Randomisation to a reduced protein GUMLi resulted in small reduction in %BF and lower total protein intakes but had no effect on growth. Plasma IGF-1 concentrations were independently associated with total protein intake from cow's milk at 2 y, highlighting a potential area of the diet to target when designing future protein-related nutrition interventions.Clinical Trial Registration: Australian New Zealand Clinical Trials Registry number: ACTRN12614000918628. Date registered: 27/08/2014.

Nutrients ◽  
2021 ◽  
Vol 13 (10) ◽  
pp. 3412
Author(s):  
Elvira Verduci ◽  
Elisabetta Di Profio ◽  
Antonio Corsello ◽  
Lorenzo Scatigno ◽  
Giulia Fiore ◽  
...  

Nutrition in early life is a crucial element to provide all essential substrates for growth. Although this statement may appear obvious, several studies have shown how the intake of micro and macronutrients in toddlers differs a lot from the recommendations of scientific societies. Protein intake often exceeds the recommended amount, while the intake of iron and zinc is frequently insufficient, as well as Vitamin D. Nutritional errors in the first years of life can negatively impact the health of the child in the long term. To date, no clear evidence on which milk is suggested during the second year of life is yet to be established. In this study, we compare the nutrient profiles of cow’s milk and specific formulas as well as nutritional risks in toddlers linked to growth and childhood obesity development. The purpose of this review is to resume the latest clinical studies on toddlers fed with cow’s milk or young children formula (YCF), and the potential risks or benefits in the short and long term.


Nutrients ◽  
2021 ◽  
Vol 13 (4) ◽  
pp. 1062
Author(s):  
Casandra Madrigal ◽  
María José Soto-Méndez ◽  
Ángela Hernández-Ruiz ◽  
Teresa Valero ◽  
Federico Lara Villoslada ◽  
...  

Diet in the first years of life is an important factor in growth and development. Dietary protein is a critical macronutrient that provides both essential and nonessential amino acids required for sustaining all body functions and procedures, providing the structural basis to maintain life and healthy development and growth in children. In this study, our aim was to describe the total protein intake, type and food sources of protein, the adequacy to the Population Reference Intake (PRI) for protein by the European Food Safety Authority (EFSA), and the Recommended Dietary Allowance (RDA) by the Institute of Medicine (IoM). Furthermore, we analyzed whether the consumption of dairy products (including regular milk, dairy products, or adapted milk formulas) is associated with nutrient adequacy and the contribution of protein to diet and whole dietary profile in the two cohorts of the EsNuPI (in English, Nutritional Study in the Spanish Pediatric Population) study; one cohort was representative of the Spanish population from one to < 10 years old (n = 707) (Spanish reference cohort, SRS) who reported consuming all kinds of milk and one was a cohort of the same age who reported consuming adapted milk over the last year (including follow-on formula, growing up milk, toddler’s milk, and enriched and fortified milks) (n = 741) (adapted milk consumers cohort, AMS). The children of both cohorts had a high contribution from protein to total energy intake (16.79% SRS and 15.63% AMS) and a high total protein intake (60.89 g/day SRS and 53.43 g/day AMS). We observed that protein intake in Spanish children aged one to < 10 years old was above the European and international recommendations, as well as the recommended percentages for energy intakes. The main protein sources were milk and dairy products (28% SRS and 29% AMS) and meat and meat products (27% SRS and 26% AMS), followed by cereals (16% SRS and 15% AMS), fish and shellfish (8% in both cohorts), eggs (5% SRS and 6% AMS), and legumes (4% in both cohorts). In our study population, protein intake was mainly from an animal origin (meat and meat products, milk and dairy products, fish and shellfish, and eggs) rather than from a plant origin (cereals and legumes). Future studies should investigate the long-term effect of dietary protein in early childhood on growth and body composition, and whether high protein intake affects health later in life.


Nutrients ◽  
2020 ◽  
Vol 12 (10) ◽  
pp. 3151
Author(s):  
Furong Xu ◽  
Jacob E. Earp ◽  
Maya Vadiveloo ◽  
Alessandra Adami ◽  
Matthew J. Delmonico ◽  
...  

Background: Although dietary protein and physical activity play essential roles in developing and preserving lean mass, studies exploring these relationships are inconsistent, and large-scale studies on sources of protein and lean mass are lacking. Accordingly, the present study examined the relationship between total protein intake, protein sources, physical activity, and lean mass in a representative sample of US adults. Methods: This cross-sectional study analyzed data from 2011–2016 US National Health and Nutrition Examination Survey and corresponding Food Patterns Equivalents Database (n = 7547). Multiple linear regression models were performed to examine the sex-specific associations between total protein intake, protein sources (Dairy, Total Protein Foods, Seafood, and Plant Proteins), physical activity, and lean mass adjusting for demographics, weight status, and total daily energy intake. Results: Total protein intake was inversely related to lean mass in females only (Lean mass index: β= −0.84, 95%CI: −1.06–−0.62; Appendicular lean mass index: β= −0.35, 95%CI: −0.48–−0.22). However, protein sources and physical activity was positively associated with lean mass in males and/or females (p < 0.05). Conclusion. Study results suggest that consuming more protein daily had a detrimental influence on lean mass in females whereas eating high-quality sources of proteins and being physically active are important for lean mass for men and women. However, the importance of specific protein sources appears to differ by sex and warrants further investigation.


Nutrients ◽  
2020 ◽  
Vol 12 (3) ◽  
pp. 662
Author(s):  
Hanna M. Rempe ◽  
Gudrun Sproesser ◽  
Anne Hannink ◽  
Thomas Skurk ◽  
Beate Brandl ◽  
...  

In older adults, the relationship between healthy eating motivation (HEM) and protein intake as key component of a healthy diet is poorly understood. Therefore, we investigate the association of HEM with (1) total protein intake and (2) intake of different protein sources in older adults with varying functional status. In this cross-sectional study including 250 adults (≥70 years), we assessed HEM with “The Eating Motivation Survey” and protein intake by 7-day food records. In addition, gender, age, Body Mass Index (BMI), energy intake and functional status were considered. Regression analyses revealed that HEM was neither related to total (β = −0.02; p = 0.723) nor to relative protein intake (β = 0.04; p = 0.370). Notwithstanding this, participants with stronger HEM showed lower intake of protein from meat and meat products (β = −0.14; p = 0.018), higher intake of overall plant-based protein (β = 0.11; p = 0.032), protein from fruit and vegetables (β = 0.20; p = 0.002) and from pulses, nuts an seeds (β = 0.16; p = 0.016). Our findings suggest HEM as a valuable indicator for intake of distinct protein sources. However, since HEM is not related to total protein intake, the importance of sufficient protein consumption should be emphasized by promoting healthy eating, regardless of self-perceived HEM.


2019 ◽  
Vol 23 (6) ◽  
pp. 1090-1097 ◽  
Author(s):  
Rei Otsuka ◽  
Yuki Kato ◽  
Chikako Tange ◽  
Yukiko Nishita ◽  
Makiko Tomida ◽  
...  

AbstractObjective:To examine associations between protein intake per day and at different meals and skeletal muscle mass declines.Design:Two-year prospective cohort study among older community dwellers.Setting:National Institute for Longevity Sciences–Longitudinal Study of Aging (NILS-LSA) in Japan.Participants:Older men (n 292) and women (n 363) aged 60–87 years who participated in the baseline (2006–2008) and follow-up studies (2008–2010) of NILS-LSA and did not exhibit low skeletal muscle mass at baseline. Muscle mass was assessed using dual-energy X-ray absorptiometry at baseline and follow-up. Low muscle mass was defined as skeletal muscle mass index <7·0 kg/m2 for men and <5·4 kg/m2 for women at follow-up. Daily protein intake and protein intake at each meal were calculated from 3 d dietary records at baseline and sex-stratified tertiles were determined.Results:Mean (sd) protein intake at breakfast, lunch and dinner was 22·7 (7·8), 26·7 (9·3) and 37·4 (10·5) g for men and 19·3 (6·3), 23·2 (7·3) and 28·5 (7·0) g for women, respectively. After adjusting for age, baseline skeletal muscle mass and other confounders in logistic modelling, greater total protein intake was associated with lower prevalence of skeletal muscle mass decline among men at follow-up (P = 0·024). Particularly, the OR (95 % CI) for high lunchtime protein intake was low (0·11 (0·02, 0·61); P = 0·01). No significant association between total protein intake and prevalence of skeletal muscle mass decline was found among women.Conclusions:High total protein intake, particularly at lunchtime, is associated with retention of skeletal muscle mass in men.


1998 ◽  
Vol 12 (4) ◽  
pp. 247-256 ◽  
Author(s):  
Clara R.B. Oguntona ◽  
M.A. Razaq ◽  
Tolulope T. Akintola

An assessment of the food and nutrient intake of 81 male and 35 female University students was conducted using structured questionnaires and 24-hr. diet recall procedures. The contribution of Street Foods (SF) to their nutrients intakes was also assessed. The major dietary sources of nutrients for both groups were Cereals, Roots and Tubers and Legumes. Energy intake by males (9.81 MJ or 83.9% RDA) was significantly (p < 0.05) higher than intake (8.59 MJ or 81.8% RDA) by female subjects. Street Foods contributed 50.3% and 48.3% of energy to male and female subjects respectively. Total Protein intake approximated RDA for both groups although on average only 25% of this was from animal sources. Intakes of minerals and vitamins were generally below RDA except for Calcium and vitamin A. Female subjects had significantly higher intakes of Iron, Thiamin and vitamin A than males. Overall Street food's contribution to RDA ranged from 23.0% (Iron in males) to 80.0% (vitamin A, also in males).


2021 ◽  
Vol 5 (Supplement_2) ◽  
pp. 415-415
Author(s):  
Mariah Jackson ◽  
Fang Niu ◽  
Lynette Smith ◽  
Laura Bilek ◽  
Nancy Waltman ◽  
...  

Abstract Objectives Determine the extent to which baseline protein and amino acid intake is independently associated with measures of baseline bone outcomes in a cohort of post-menopausal women. Methods This study was a secondary analysis of participants in the Heartland Osteoporosis Prevention Study (HOPS) randomized controlled trial evaluating the effect of different osteoporosis interventions on post-menopausal women in the Midwest. Diets were evaluated via a Harvard Willett Semi-quantitative Food Frequency Questionnaire (FFQ) at baseline. Dual energy x-ray absorptiometry (DXA) scans were used to collect bone mineral density (BMD) and trabecular bone score (TBS) measurements. Single and multivariate linear regression of total protein intake (g/d and g/kg/d), proline (g), and lysine (g) with BMD and TBS locations were conducted. Student T-tests were used to compare the bone outcome differences between groups with protein intake above and below 1.2g/kg. Results There were 249 participants available for analysis. Mean total protein intake was 82.7 g with 62% consuming &lt; 1.2/kg/d. After adjustment, for every additional gram intake of protein, lysine and proline, Hip BMD increased (Protein: β = 0.0005, P = 0.047; Lysine: β = 0.006, P = 0.04; Proline: β = 0.008, P = 0.04). Whole body BMD and TBS-1 were significantly associated with proline intake (Whole body BMD: β = 0.008, P = 0.04; TBS-1: β = −0.007, P = 0.02). After adjustment, women who consumed protein above 1.2 g/kg, had a Hip BMD 0.03 g/cm2 higher than those who consume protein below 1.2 g/kg (β = 0.03, P = 0.046). Lumbar BMD, Total L1-L4 BMD, TBS-2, TBS-3, TBS-4, and Total TBS were not significantly associated with protein or amino acid intakes after adjustment of covariates. Conclusions Higher protein intakes were associated with higher Hip BMD. Proline may play a controversial role in bone outcomes. Future research should investigate the role of dietary factors on BMD vs TBS. Funding Sources The original research was funded by the National Institute of Nursing Research of the National Institutes of Health under award number R01NR015029. No additional funding was used for the secondary analysis.


2020 ◽  
Vol 79 (OCE2) ◽  
Author(s):  
Áine Hennessy ◽  
Carol ní Chaoimh ◽  
Elaine McCarthy ◽  
Deirdre Murray ◽  
Mairead Kiely

AbstractDietary protein is critical for normal growth and development through its contribution of essential amino acids. In high-resource settings, protein intakes are generally adequate. Previous studies have suggested that higher protein intakes in infancy and early childhood are associated with higher body mass index in later childhood.This analysis was performed in a subgroup of 2-year-old children (n = 468) with detailed dietary intake data (2-d weighed food record) participating in an extensively-characterised, prospective birth cohort, the Cork BASELINE Birth Cohort Study (n = 2183). Body weight and height were measured at 2- and 5-years, and indices of body composition (fat mass, fat free mass) were obtained at 5 years in a subgroup of 295 children. Total protein intake was estimated at 2-years and the contribution of animal and plant sources to total protein intake was quantified. Children were split into thirds of protein intake (as % total energy, %TE) and anthropometry and body composition at 5 years was compared across groups. The relationship between protein intake (total and animal sources) and BMI-SDS, fat mass index-SDS and fat free mass index-SDS was explored in multivariate linear regression models, adjusted for common confounders (energy intake, gestational age, duration of breastfeeding, birthweight-SDS, maternal education).Mean (SD) daily protein intake was 41.3 (11.2) g/d, representing 16.1 %TE (girls: 16.2 %TE; boys: 15.9 %TE, P = 0.202) and all children met EFSA average requirement and population reference intake thresholds. Meat (25%), cows’ milk (22%), breads (7%), yoghurt (6%), breakfast cereals (6%) and cheese (5%) were key sources of protein intake in toddlers. The majority of dietary protein intake was from animal sources (69%).Girls with high %TE from protein [mean (SD): 19.7 (2.6) %TE] were significantly heavier and taller at 5 years than their counterparts [low: 13.1 (1.4) %TE; medium: 16.0 (0.7) %TE], and had significantly higher fat free mass, fat free mass index and total body bone area (indicative of body size), but not fat mass. When adjusted for confounders in multivariate regression models, no association was observed between total protein intake and BMI-SDS, fat mass index-SDS or fat free mass index-SDS at 5 years.Children with high animal protein intakes (as %TE) had significantly higher fat free mass than their low and medium group counterparts; however, when adjusted for height and other confounders, no association was observed.Protein intakes in early childhood were associated with larger body size, but not BMI or body composition at 5-years.


Author(s):  
Dilara Inanir ◽  
Ivo Kaelin ◽  
Giulia Pestoni ◽  
David Faeh ◽  
Nadina Mueller ◽  
...  

Abstract Purpose Dairy contributes to daily protein and provides important minerals and vitamins. Using data of the National Nutrition Survey in Switzerland (menuCH), we aimed to describe intakes of dairy and its subcategories, to compare daily and per-meal dairy protein with total protein intake, and to investigate associations between energy-standardized dairy intake and sociodemographic, lifestyle and anthropometric factors. Methods From two 24-h dietary recalls, anthropometric measurements, and a lifestyle questionnaire from a representative sample (n = 2057, 18–75 years), we calculated daily and energy-standardized means and standard error of the means for dairy, its subcategories (milk, yoghurt and cheese), and compared daily and per-meal dairy protein with total protein intake. Associations were investigated between dairy intake (g/1000 kcal) and sociodemographic, lifestyle and anthropometric factors by multivariable linear regression. Results Dairy intake provided 16.3 g/day protein with cheese contributing highest amounts (9.9 g/day). Dairy protein intake was highest at dinner (6.3 g/day) followed by breakfast, lunch and snacks (4.3, 3.3 and 2.4 g/day, respectively). Per meal, total protein reached the amounts suggested for improving protein synthesis only at dinner and lunch (33.1 and 28.3 g/day, respectively). Energy-standardized dairy intake was 20.7 g/1000 kcal higher for women than men (95% CI 13.2; 28.1), 24.3 g/1000 kcal lower in the French than German-speaking region (95% CI − 32.4; − 16.1), and also significantly associated with nationality, household type and smoking status. Conclusion This first description of dairy consumption is an important basis for developing meal-specific recommendations, aimed to optimize dairy and protein intake especially for older adults.


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