{"id":1756,"date":"2026-10-19T11:43:34","date_gmt":"2026-10-19T09:43:34","guid":{"rendered":"https:\/\/novabiomica.com\/green-poop-in-newborns-when-its-normal-and-when-to-call-the-pediatrician\/"},"modified":"2026-11-13T19:22:12","modified_gmt":"2026-11-13T18:22:12","slug":"green-poop-in-newborns-when-its-normal-and-when-to-call-the-pediatrician","status":"publish","type":"post","link":"https:\/\/novabiomica.com\/en\/green-poop-in-newborns-when-its-normal-and-when-to-call-the-pediatrician\/","title":{"rendered":"Green poop in newborns: when it&#8217;s normal and when to call the pediatrician"},"content":{"rendered":"\n<div class=\"wp-block-rank-math-toc-block\" id=\"rank-math-toc\"><h2>Indice dei contenuti<\/h2><nav><ul><li><a href=\"#la-cacca-verde-nel-neonato-e-normale\">Is green poop in newborns normal?<\/a><\/li><li><a href=\"#perche-il-neonato-fa-la-cacca-verde\">Why does my newborn have green poop?<\/a><ul><li><a href=\"#bile-e-tempi-di-transito-intestinale\">Bile and intestinal transit times<\/a><\/li><\/ul><\/li><li><a href=\"#cacca-verde-con-il-latte-artificiale-il-ruolo-del-ferro\">Green poop with formula: the role of iron<\/a><\/li><li><a href=\"#primo-e-secondo-latte-la-cacca-verde-indica-uno-squilibrio\">Foremilk and hindmilk: does green poop indicate an imbalance?<\/a><\/li><li><a href=\"#cacca-verde-nei-primi-mesi-cambia-qualcosa-con-leta\">Green poop in the first months: does it change with age?<\/a><\/li><li><a href=\"#cacca-verde-e-gialla-con-grumi-o-schiumosa-cosa-significa\">Green and yellow, lumpy or frothy poop: what does it mean?<\/a><\/li><li><a href=\"#il-colore-delle-feci-racconta-la-salute-del-microbioma\">Does stool color tell us about microbiome health?<\/a><\/li><li><a href=\"#quando-sentire-il-pediatra-1\">When to call the pediatrician?<\/a><ul><li><a href=\"#quando-non-e-il-colore-a-preoccupare-ma-come-sta-il-bambino\">When it&#8217;s not the color that&#8217;s concerning, but how the baby is doing<\/a><\/li><\/ul><\/li><li><a href=\"#faq-domande-frequenti\">FAQ &#8211; Frequently asked questions about green poop in newborns<\/a><ul><li><a href=\"#faq-question-1792160357239\">Why does my formula-fed newborn have green poop?<\/a><\/li><li><a href=\"#faq-question-1792160378411\">My breastfed baby has green poop: do I need to change anything about feedings?<\/a><\/li><li><a href=\"#faq-question-1792160392866\">What color should newborn poop NOT be?<\/a><\/li><li><a href=\"#faq-question-1792160408995\">Is dark green poop in newborns normal?<\/a><\/li><li><a href=\"#faq-question-1792160444835\">Does green poop mean the baby has an intolerance?<\/a><\/li><li><a href=\"#faq-question-1792160461200\">Can you understand the baby&#8217;s microbiome from green poop?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n\n<p class=\"wp-block-paragraph\"><em>By Dr. Giorgio Casaburi, Scientific Lead Novabiomica \u00b7 Medical Review: Dr. Paolo Spuri<\/em><\/p>\n\n<p class=\"wp-block-paragraph\">Green is one of the colors that can normally appear in a diaper during the first few months. In fact, for a baby who is feeding well, growing, and showing no other signs of illness, it can fall within the normal variability of stools. Bile, intestinal transit times, and the type of feeding can all contribute to the color.<\/p>\n\n<p class=\"wp-block-paragraph\">Online, you may find more definitive explanations: too much &#8220;foremilk,&#8221; an &#8220;immature&#8221; gut flora, or an intolerance. Scientific sources are more cautious, and here we explain why.<\/p>\n\n<p class=\"wp-block-paragraph\">You will also find which colors should not be ignored and require a pediatrician&#8217;s evaluation.<\/p>\n\n<h2 id=\"la-cacca-verde-nel-neonato-e-normale\" class=\"wp-block-heading\">Is green poop in newborns normal?<\/h2>\n\n<p class=\"wp-block-paragraph\">Yes, in most cases. After the first few days of life, when meconium (the first stools) gives way to transitional stools, shades of yellow, brown, and green are part of the normal variability of newborn stools. Color alone tells us very little: what matters is the overall picture\u2014how the baby is eating, growing, and feeling.<\/p>\n\n<p class=\"wp-block-paragraph\">The <em>American Academy of Pediatrics<\/em> describes various shades of yellow, brown, and even green as perfectly acceptable. The color can change from day to day, and even from one diaper to the next, without any change in the baby&#8217;s well-being.<\/p>\n\n<p class=\"wp-block-paragraph\">The colors that deserve evaluation are different: white or very pale stools, red or bloody stools, and black stools after the meconium phase. We discuss these in the section dedicated to the pediatrician later on.<\/p>\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/novabiomica.com\/wp-content\/uploads\/2026\/10\/cambio-pannolino.png\"><img decoding=\"async\" src=\"https:\/\/novabiomica.com\/wp-content\/uploads\/2026\/10\/cambio-pannolino-1024x683.png\" alt=\"Mother changing newborn's diaper: green poop in newborns is often a normal variation\" class=\"wp-image-1049\"\/><\/a><\/figure>\n\n<h2 id=\"perche-il-neonato-fa-la-cacca-verde\" class=\"wp-block-heading\">Why does my newborn have green poop?<\/h2>\n\n<p class=\"wp-block-paragraph\">Stool color depends primarily on bile, a fluid produced by the liver that helps digest fats and contains yellow and green pigments. How visible the green remains depends on transit times through the gut and diet, including iron <strong>found in<\/strong> some formulas. Often, there isn&#8217;t just one single cause.<\/p>\n\n<h3 id=\"bile-e-tempi-di-transito-intestinale\" class=\"wp-block-heading\">Bile and intestinal transit times<\/h3>\n\n<p class=\"wp-block-paragraph\">Bile enters the intestine and accompanies the digested milk along the entire path. During this journey, its pigments gradually change hue. If transit is faster, the green may remain more evident in the diaper.<\/p>\n\n<p class=\"wp-block-paragraph\">However, there is an important point: even normal, well-formed stools can be green. Green, on its own, does not prove that transit is &#8220;too fast&#8221; or that there is a digestive problem <em>[1]<\/em>.<\/p>\n\n<h2 id=\"cacca-verde-con-il-latte-artificiale-il-ruolo-del-ferro\" class=\"wp-block-heading\">Green poop with formula: the role of iron<\/h2>\n\n<p class=\"wp-block-paragraph\">In formula-fed babies, the color can also depend on the composition of the milk. A study on full-term infants <em>[3]<\/em> compared formulas with different protein compositions and different iron contents:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>with some iron-fortified formulas, green stools were frequent;<\/li>\n\n\n\n<li>with a low-iron formula, yellow stools prevailed;<\/li>\n\n\n\n<li>with another iron-fortified formula, but with different proteins, yellow or brown stools prevailed, although many babies still had green stools.<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">Iron can therefore contribute to the color without necessarily being the only cause. The authors considered green, if the baby is well, a normal variation. However, this was a study on preparations from that era, which does not allow for a direct comparison with formulas on the market today.<\/p>\n\n<p class=\"wp-block-paragraph\">More recent studies have also observed green stools in formula-fed infants. In a 2023 study, they were numerically more frequent with certain formulas but with similar gastrointestinal tolerability. This work did not evaluate the effect of iron, but it shows that green can appear even with well-tolerated formulas.<em>[8]<\/em><\/p>\n\n<p class=\"wp-block-paragraph\">Stool color alone is not a reason to change formula: if you have doubts about feeding, talk to your pediatrician.<\/p>\n\n<h2 id=\"primo-e-secondo-latte-la-cacca-verde-indica-uno-squilibrio\" class=\"wp-block-heading\">Foremilk and hindmilk: does green poop indicate an imbalance?<\/h2>\n\n<p class=\"wp-block-paragraph\">Not automatically. Online, it is often read that green poop in breastfed babies depends on too much &#8220;foremilk&#8221; (more watery) and too little &#8220;hindmilk&#8221; (fattier). This is a very common explanation, but presented this way, it is a simplification.<\/p>\n\n<p class=\"wp-block-paragraph\">Foremilk and hindmilk are not two different types of milk. The fat content changes gradually during the feeding as the breast empties <em>[4]<\/em>. For this reason, green color in isolation does not allow for the identification of a breastfeeding imbalance.<\/p>\n\n<p class=\"wp-block-paragraph\">In some situations of very abundant milk production, green, frothy, or very frequent stools may appear, along with other signs regarding feeding and growth <em>[5]<\/em>. This situation should be evaluated as a whole by a professional, not deduced from the color alone.<\/p>\n\n<p class=\"wp-block-paragraph\"><strong>In practice:<\/strong> do not change how you manage feedings just because the poop is green.<\/p>\n\n<h2 id=\"cacca-verde-nei-primi-mesi-cambia-qualcosa-con-leta\" class=\"wp-block-heading\">Green poop in the first months: does it change with age?<\/h2>\n\n<p class=\"wp-block-paragraph\">There is no different rule for every month. In the first few days, meconium\u2014dark and sticky\u2014gives way to transitional stools, which are often yellow-green. From then on, color and consistency depend primarily on feeding and the individual baby: at one month as at three, green can appear and disappear.<\/p>\n\n<p class=\"wp-block-paragraph\">In the first few weeks, the sequence is fairly predictable: first meconium, then transitional stools, then stools that reflect the type of milk <em>[6]<\/em>. After this phase, differences between one baby and another matter more than age in months.<\/p>\n\n<p class=\"wp-block-paragraph\">As a general trend <em>[2]<\/em>:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>with breast milk<\/strong>, stools are often yellow and soft, sometimes more fluid and with small seed-like elements. In the first few weeks, they can appear even after many feedings, but not all babies have such frequent bowel movements;<\/li>\n\n\n\n<li><strong>with formula<\/strong>, stools tend on average to be denser and pastier. They can be yellow, brown, or green.<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\"><strong>Age, type of feeding, and individual characteristics influence consistency and frequency: these descriptions are guidelines, not criteria to be applied to every diaper.<\/strong> With the introduction of solid foods, color, consistency, and frequency change again: we discuss this in the <a href=\"https:\/\/novabiomica.com\/en\/baby-poop-colors-consistency-and-frequency-in-the-first-months\/\"><strong>guide on newborn poop colors, consistency, and frequency.<\/strong><\/a><\/p>\n\n<h2 id=\"cacca-verde-e-gialla-con-grumi-o-schiumosa-cosa-significa\" class=\"wp-block-heading\">Green and yellow, lumpy or frothy poop: what does it mean?<\/h2>\n\n<p class=\"wp-block-paragraph\">A diaper that alternates yellow and green, or yellow stools with green streaks, falls within the same variability we have discussed. Small light-colored &#8220;seed-like&#8221; lumps are common in breastfed babies. <strong>A frothy appearance, on its own, does not allow for the identification of a cause. If it persists or is accompanied by other signs of illness, it should be discussed with the pediatrician.<\/strong><\/p>\n\n<p class=\"wp-block-paragraph\">A useful clarification: small light lumps should not be confused with entirely white or very pale stools, which instead must be shown to the pediatrician. Also, watery stools that continue over time, with a lot of mucus or blood, deserve a consultation with the pediatrician, without automatically attributing them to intolerances or the microbiome.<\/p>\n\n<h2 id=\"il-colore-delle-feci-racconta-la-salute-del-microbioma\" class=\"wp-block-heading\">Does stool color tell us about microbiome health?<\/h2>\n\n<p class=\"wp-block-paragraph\">No. Stool color does not allow us to understand the composition of the baby&#8217;s gut microbiome. Available sources link green to bile, transit times, and diet, not to a particular group of bacteria. Online, one often reads about &#8220;immature gut flora&#8221;: this is a hypothesis that color alone cannot confirm.<\/p>\n\n<p class=\"wp-block-paragraph\">The gut microbiome is the collection of bacteria and other microorganisms living in the intestine. In the first months of life, it forms and changes rapidly, and diet is one of the most studied factors. Some complex sugars in breast milk, oligosaccharides (abbreviated as <em>HMOs<\/em>), <strong>largely resist the baby&#8217;s digestion<\/strong> and can nourish bacteria capable of using them, including various bifidobacteria <em>[7].<\/em><\/p>\n\n<p class=\"wp-block-paragraph\">The composition of the microbiome can be studied through molecular analysis of a fecal sample, not by observing the diaper. Differences between babies are common and must be interpreted considering age, diet, and individual context<strong>:<\/strong> every baby has their own journey. <\/p>\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/novabiomica.com\/wp-content\/uploads\/2026\/10\/microbioma.webp\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/novabiomica.com\/wp-content\/uploads\/2026\/10\/microbioma-1024x683.webp\" alt=\"Representation of newborn gut microbiome bacteria for green poop in newborns\" class=\"wp-image-1053\" srcset=\"https:\/\/novabiomica.com\/wp-content\/uploads\/2026\/10\/microbioma-1024x683.webp 1024w, https:\/\/novabiomica.com\/wp-content\/uploads\/2026\/10\/microbioma-300x200.webp 300w, https:\/\/novabiomica.com\/wp-content\/uploads\/2026\/10\/microbioma-768x512.webp 768w, https:\/\/novabiomica.com\/wp-content\/uploads\/2026\/10\/microbioma-600x400.webp 600w, https:\/\/novabiomica.com\/wp-content\/uploads\/2026\/10\/microbioma.webp 1536w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption class=\"wp-element-caption\">Illustration generated with AI<\/figcaption><\/figure>\n\n<h2 id=\"quando-sentire-il-pediatra-1\" class=\"wp-block-heading\"><strong>When to call the pediatrician?<\/strong><\/h2>\n\n<p class=\"wp-block-paragraph\">Green poop, on its own, is generally not a cause for concern if the baby is feeding regularly, growing, and appears to be in good condition. However, some stool colors deserve attention regardless of the presence of other symptoms.<\/p>\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>What you observe in the diaper<\/strong><\/td><td><strong>What to do<\/strong><\/td><\/tr><tr><td><strong>Yellow, brown, or green, even dark green<\/strong><\/td><td>Generally normal if the baby is well. It is not necessary to contact the pediatrician for the color alone.<\/td><\/tr><tr><td><strong>White, light gray, clay-colored, or unusually pale<\/strong><\/td><td>Contact the pediatrician as soon as possible, preferably on the same day, even if the baby seems well. These colors can indicate a problem with the passage of bile into the intestine.<\/td><\/tr><tr><td><strong>Red or traces of blood<\/strong><\/td><td>Contact the pediatrician promptly for an evaluation. If the blood is abundant or the baby appears to be in pain, an urgent evaluation is necessary.<\/td><\/tr><tr><td><strong>Black, shiny, or tarry after the first few days of life<\/strong><\/td><td>Requires a timely medical evaluation, as it could indicate the presence of digested blood. Black meconium in the first few days is, however, physiological.<\/td><\/tr><tr><td><strong>Very dark green, appearing black<\/strong><\/td><td>Observe the diaper in natural light. If you cannot distinguish green from black, contact the pediatrician without delaying the evaluation.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/novabiomica.com\/wp-content\/uploads\/2026\/10\/novabiomica-colori-cacca-neonato-infografica.webp\"><img decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/novabiomica.com\/wp-content\/uploads\/2026\/10\/novabiomica-colori-cacca-neonato-infografica-1024x683.webp\" alt=\"Newborn poop colors: yellow, mustard, brown, and green are common; white, red, and black should be shown to the pediatrician\" class=\"wp-image-1052\" srcset=\"https:\/\/novabiomica.com\/wp-content\/uploads\/2026\/10\/novabiomica-colori-cacca-neonato-infografica-1024x683.webp 1024w, https:\/\/novabiomica.com\/wp-content\/uploads\/2026\/10\/novabiomica-colori-cacca-neonato-infografica-300x200.webp 300w, https:\/\/novabiomica.com\/wp-content\/uploads\/2026\/10\/novabiomica-colori-cacca-neonato-infografica-768x512.webp 768w, https:\/\/novabiomica.com\/wp-content\/uploads\/2026\/10\/novabiomica-colori-cacca-neonato-infografica-1536x1024.webp 1536w, https:\/\/novabiomica.com\/wp-content\/uploads\/2026\/10\/novabiomica-colori-cacca-neonato-infografica.webp 1920w, https:\/\/novabiomica.com\/wp-content\/uploads\/2026\/10\/novabiomica-colori-cacca-neonato-infografica-600x400.webp 600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n<h3 id=\"quando-non-e-il-colore-a-preoccupare-ma-come-sta-il-bambino\" class=\"wp-block-heading\"><strong>When it&#8217;s not the color that&#8217;s concerning, but how the baby is doing<\/strong><\/h3>\n\n<p class=\"wp-block-paragraph\">Regardless of stool color, contact the pediatrician quickly if the baby has diarrhea, difficulty feeding, recurring vomiting, fewer wet diapers, or difficulty growing.<\/p>\n\n<p class=\"wp-block-paragraph\">Seek urgent medical evaluation if:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>The baby is less than three months old and has a temperature of 100.4 \u00b0F (38 \u00b0C) or higher.<\/li>\n\n\n\n<li>Presents with intense green (bilious) vomiting, which should not be confused with green stools.<\/li>\n\n\n\n<li>Is very sleepy, difficult to wake, or appears particularly lethargic.<\/li>\n\n\n\n<li>Shows significant signs of dehydration, breathing difficulties, heavy bleeding, or marked distress.<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">In infants three months old or younger, even the onset of diarrhea requires timely contact with the pediatrician. In the presence of severe symptoms, go immediately to the emergency room or emergency services.<\/p>\n\n<p class=\"wp-block-paragraph\"><strong>A practical tip:<\/strong> if a color seems unusual to you, take a photograph of the diaper with good lighting. It can be helpful for the pediatrician to evaluate the appearance of the stools.<\/p>\n\n<p class=\"wp-block-paragraph\"><em>Informational content: does not replace the advice of a pediatrician.<\/em><\/p>\n\n<p class=\"wp-block-paragraph\"><strong>Your baby&#8217;s microbiome, month after month.<\/strong> In the first months of life, the baby&#8217;s gut changes continuously. With Novabiomica, you can discover the composition of their microbiome and observe how it develops over time, with descriptive information curated by our scientific team. The kit is not yet available: join the waiting list to be among the first to know. <a href=\"https:\/\/novabiomica.com\/en\/purchase-the-kit\/\"><strong>Join the waiting list<\/strong><\/a><\/p>\n\n<p class=\"wp-block-paragraph\">Find all our <strong><a href=\"https:\/\/novabiomica.com\/en\/newborn-poop\/\">guides on newborn stools<\/a><\/strong> in the dedicated section.<\/p>\n\n<h2 id=\"faq-domande-frequenti\" class=\"wp-block-heading\">FAQ &#8211; Frequently asked questions about green poop in newborns<\/h2>\n<div id=\"rank-math-faq\" class=\"rank-math-block\">\n<div class=\"rank-math-list \">\n<div id=\"faq-question-1792160357239\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \">Why does my formula-fed newborn have green poop?<\/h3>\n<div class=\"rank-math-answer \">\n\n<p>The color can depend on the composition of the formula, particularly the iron and the type of proteins. In a study on full-term infants, green was frequent with some iron-fortified formulas, but not all. In a baby who is well, it is considered a normal variation.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1792160378411\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \">My breastfed baby has green poop: do I need to change anything about feedings?<\/h3>\n<div class=\"rank-math-answer \">\n\n<p>No, not based on color alone. Foremilk and hindmilk are not two separate milks, and green in isolation does not indicate an imbalance. If you have doubts about how breastfeeding is going, growth, or wet diapers, talk to your pediatrician or a midwife.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1792160392866\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \">What color should newborn poop NOT be?<\/h3>\n<div class=\"rank-math-answer \">\n\n<p>The colors to show the pediatrician are white or very pale, red or the presence of blood, and black after the meconium phase. Yellow, brown, and green fall within normal variability.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1792160408995\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \">Is dark green poop in newborns normal?<\/h3>\n<div class=\"rank-math-answer \">\n\n<p>Yes, dark green falls within normal shades. In low light, however, it can look black: check the diaper in natural light and, if doubt remains, ask the pediatrician.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1792160444835\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \">Does green poop mean the baby has an intolerance?<\/h3>\n<div class=\"rank-math-answer \">\n\n<p>No, green color alone does not indicate a food intolerance. If green is accompanied by other signs, such as persistent watery stools, blood, or difficulty growing, the pediatrician will evaluate the overall picture.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1792160461200\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \">Can you understand the baby&#8217;s microbiome from green poop?<\/h3>\n<div class=\"rank-math-answer \">\n\n<p>No. Stool color depends on bile, transit, and diet, and does not allow for information to be gathered about the composition of the gut microbiome.<\/p>\n\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<h2 id=\"fonti\" class=\"wp-block-heading\"><strong>Sources<\/strong><\/h2>\n\n<ol class=\"wp-block-list\">\n<li><em>American Academy of Pediatrics, HealthyChildren.org \u2014<\/em> <a href=\"https:\/\/www.healthychildren.org\/English\/ages-stages\/baby\/Pages\/The-Many-Colors-of-Poop.aspx\" rel=\"noopener\"><em>The Many Colors of Poop<\/em><\/a><em>; <\/em><a href=\"https:\/\/www.healthychildren.org\/English\/tips-tools\/symptom-checker\/Pages\/symptomviewer.aspx?symptom=Stools+-+Unusual+Color\" rel=\"noopener\"><em>American Academy of Pediatrics \/ HealthyChildren.org \u2014 Stools: Unusual Color.<\/em><\/a><\/li>\n\n\n\n<li><em>American Academy of Pediatrics, HealthyChildren.org \u2014<\/em> <a href=\"https:\/\/www.healthychildren.org\/English\/ages-stages\/baby\/diapers-clothing\/Pages\/Diarrhea-in-Babies.aspx\" rel=\"noopener\"><em>Diarrhea in Babies<\/em><\/a><\/li>\n\n\n\n<li><em>Study on stools and formulas with different iron content in full-term infants \u2014<\/em> <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/3876420\/\" rel=\"noopener\"><em>PubMed 3876420<\/em><\/a> <em>\u2014 Malacaman EE, Abbousy FK, Crooke D, Nauyok G. Effect of protein source and iron content of infant formula on stool characteristics. J Pediatr Gastroenterol Nutr. 1985;4(5):771-773<\/em><\/li>\n\n\n\n<li><em>Australian Breastfeeding Association \u2014<\/em> <a href=\"https:\/\/www.breastfeeding.asn.au\/resources\/lactose-overload\" rel=\"noopener\"><em>Lactose overload<\/em><\/a><\/li>\n\n\n\n<li><em>Australian Breastfeeding Association \u2014<\/em> <a href=\"https:\/\/www.breastfeeding.asn.au\/resources\/oversupply\" rel=\"noopener\"><em>Oversupply<\/em><\/a><\/li>\n\n\n\n<li><em>Nationwide Children&#8217;s Hospital \u2014<\/em> <a href=\"https:\/\/www.nationwidechildrens.org\/family-resources-education\/700childrens\/2021\/07\/newborn-poop-meconium\" rel=\"noopener\"><em>Newborn poop: meconium<\/em><\/a><\/li>\n\n\n\n<li><em>Lawson MAE et al., The ISME Journal \u2014<\/em> <a href=\"https:\/\/www.nature.com\/articles\/s41396-019-0553-2\" rel=\"noopener\"><em>HMOs and interactions between bifidobacteria<\/em><\/a><\/li>\n\n\n\n<li><em>Otten L, et al. Gastrointestinal Tolerance of an Infant Formula Manufactured from Extensively Hydrolysed Protein in Healthy Term Infants. Nutrients. 2023;15(21):4674. doi:10.3390\/nu15214674 \u2014<\/em> <a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC10647512\/\" rel=\"noopener\"><em>PMC10647512<\/em><\/a><\/li>\n<\/ol>\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<div class=\"wp-block-group nb-author-box is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group nb-author is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"nb-author-label wp-block-paragraph\">Written by<\/p>\n\n\n\n<p class=\"nb-author-name wp-block-paragraph\">Dr. Giorgio Casaburi<\/p>\n\n\n\n<p class=\"nb-author-bio wp-block-paragraph\">Computational biologist, co-founder, and Scientific Lead of Novabiomica. Adjunct professor at the Keck School of Medicine of the University of Southern California and author of over 70 scientific publications on genomics and the microbiome. He oversaw the scientific content and the interpretation of the literature.<\/p>\n\n\n\n<div class=\"wp-block-buttons nb-author-links is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button is-style-outline is-style-outline--1\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/scholar.google.com\/citations?user=nIneb2gAAAAJ\" target=\"_blank\" rel=\"noreferrer noopener\">Google Scholar<\/a><\/div>\n\n\n\n<div class=\"wp-block-button is-style-outline is-style-outline--2\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.linkedin.com\/in\/giorgiocasaburi\/\" target=\"_blank\" rel=\"noreferrer noopener\">LinkedIn<\/a><\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-group nb-author is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"nb-author-label wp-block-paragraph\">Medical review<\/p>\n\n\n\n<p class=\"nb-author-name wp-block-paragraph\">Dr. Paolo Spuri<\/p>\n\n\n\n<p class=\"nb-author-bio wp-block-paragraph\">Medical specialist in urology, co-founder, and CEO of Novabiomica. He verified the clinical aspects and the information provided for parents.<\/p>\n\n\n\n<div class=\"wp-block-buttons nb-author-links is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button is-style-outline is-style-outline--3\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.linkedin.com\/in\/paolo-spuri-477419443\/\" target=\"_blank\" rel=\"noreferrer noopener\">LinkedIn<\/a><\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Green poop in newborns is often a normal variation. Learn how bile, milk, and iron play a role, and which signs to report to the pediatrician.<\/p>\n","protected":false},"author":5,"featured_media":1757,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[53],"tags":[],"class_list":["post-1756","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-newborn-poop"],"_links":{"self":[{"href":"https:\/\/novabiomica.com\/en\/wp-json\/wp\/v2\/posts\/1756","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/novabiomica.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/novabiomica.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/novabiomica.com\/en\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/novabiomica.com\/en\/wp-json\/wp\/v2\/comments?post=1756"}],"version-history":[{"count":2,"href":"https:\/\/novabiomica.com\/en\/wp-json\/wp\/v2\/posts\/1756\/revisions"}],"predecessor-version":[{"id":1765,"href":"https:\/\/novabiomica.com\/en\/wp-json\/wp\/v2\/posts\/1756\/revisions\/1765"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/novabiomica.com\/en\/wp-json\/wp\/v2\/media\/1757"}],"wp:attachment":[{"href":"https:\/\/novabiomica.com\/en\/wp-json\/wp\/v2\/media?parent=1756"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/novabiomica.com\/en\/wp-json\/wp\/v2\/categories?post=1756"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/novabiomica.com\/en\/wp-json\/wp\/v2\/tags?post=1756"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}