The importance of breastfeeding for infant health is unequivocal, particularly in NICU settings where premature and medically fragile infants derive extraordinary benefits from human milk’s unique immunological and developmental properties. However, maintaining breastfeeding for six months in NICU mother-infant dyads presents multifaceted challenges, both physiological and psychosocial, which this study meticulously explores.

Conducted by Baumann, Darden, Ledyard, and their team, the PeliCaN pilot trial represents a pioneering effort to integrate systematic postpartum care into NICU protocols to bolster breastfeeding rates beyond hospital discharge. This intervention acknowledges that mothers of NICU infants often experience heightened stress, interrupted lactation physiology, and reduced support networks, all impeding breastfeeding longevity.

The study methodically enrolled mother-infant dyads during their NICU stay, implementing tailored lactation support, education, and psychosocial interventions aligned with the infant’s medical needs and maternal capabilities. Researchers employed a detailed longitudinal approach, tracking breastfeeding patterns, maternal mental health indices, and infant developmental milestones over the initial six months postpartum.

A striking finding reveals that structured postpartum care within NICU settings significantly enhances breastfeeding continuation rates at six months, compared to traditional discharge practices that lack sustained lactation support. The implementation of individualized care plans addressing maternal anxiety, lactation hurdles, and nutritional counseling stands as a pillar of success in the PeliCaN model.

Technical analyses indicated that mothers receiving continuous lactation consultation, combined with psychological support, exhibited improved milk supply persistence, reduced incidences of nipple trauma, and higher confidence levels in managing exclusive breastfeeding or supplementation strategies. These outcomes underscore the interdependence of physiological and psychosocial factors in sustaining breastfeeding in NICU contexts.

Additionally, the research elucidated several biomarkers related to lactation efficacy, such as prolactin levels and oxytocin receptor sensitivity, which varied among participants correlating with breastfeeding success rates. Such insights could pave the way for targeted biochemical interventions or pharmacological support to enhance lactation in mothers facing milk production challenges.

The infant cohort, predominantly preterm and medically complex, demonstrated improved growth trajectories and immune parameters when breastfeeding was maintained beyond six months, affirming the protective effects of extended human milk feeding amidst neonatal vulnerabilities. The positive impact on neurodevelopmental outcomes further reinforces the indispensable role of breastfeeding in early life for this high-risk group.

Intriguingly, the study also explored sociocultural and systemic factors influencing breastfeeding continuation. Variables such as maternal employment status, healthcare access post-discharge, and engagement with community lactation resources illuminated disparities that merit attention in future NICU care frameworks. The PeliCaN trial’s multidisciplinary approach addresses these gaps uniquely by integrating social work and community health liaison roles.

Moreover, the investigators employed advanced statistical modeling to identify predictors of breastfeeding cessation, enabling healthcare providers to anticipate and mitigate risks proactively. This predictive capacity could revolutionize postpartum care by personalizing interventions and allocating resources more efficiently to mothers at highest risk of discontinuing breastfeeding.

This research also signals potential revisions to recommended clinical guidelines, advocating for an extension of specialized postpartum lactation support beyond hospital discharge in NICU populations. The current standard of care often truncates support prematurely, neglecting the prolonged challenges faced by these mothers and infants during the critical half-year breastfeeding window.

The PeliCaN pilot trial’s success may inspire large-scale trials and implementation studies, calling for systemic healthcare policy changes to embed comprehensive lactation support as an integral component of neonatal care. Importantly, it highlights the necessity for collaboration among neonatologists, lactation consultants, mental health professionals, and community service providers to form a cohesive postpartum support network.

In conclusion, Baumann and colleagues’ research represents a landmark contribution to neonatal healthcare and maternal-infant wellness. By demonstrating the efficacy of structured postpartum care in the NICU in enhancing breastfeeding continuation at six months, the study charts a new course for improving outcomes for some of the most vulnerable members of society.

As neonatal medicine advances, integrating such holistic care models will be paramount to fostering lifelong health benefits and closing the gap in breastfeeding disparities for NICU families. The PeliCaN trial serves as a beacon, guiding future research and clinical practice towards evidence-based strategies that ensure every mother-infant dyad receives the support necessary to thrive beyond the hospital walls.

Subject of Research:
Breastfeeding continuation at six months postpartum among mother-infant dyads participating in the Postpartum Care in the NICU (PeliCaN) pilot trial.

Article Title:
Breastfeeding Continuation at 6 Months among Mother-Infant Dyads Participating in the Postpartum Care in the NICU (PeliCaN) Pilot Trial

Article References:
Baumann, L.J., Darden, N., Ledyard, R. et al. Breastfeeding Continuation at 6 Months among Mother-Infant Dyads Participating in the Postpartum Care in the NICU (PeliCaN) Pilot Trial. J Perinatol (2026). https://doi.org/10.1038/s41372-026-02616-x

Image Credits: AI Generated

DOI: 06 March 2026

Donor human milk, a cornerstone of nutritional support for preterm infants whose mothers cannot provide enough breast milk, has long been recognized for its immunologic and digestive benefits. Supplementing or replacing formula with donor milk reduces risks linked to formula feeding, such as infections and impaired gut development. However, until now, the importance of milk freshness—specifically how long it is stored frozen before being fed—has not been thoroughly investigated. This study fills that critical knowledge gap by examining whether the age of frozen donor milk affects its protective bioactivity and clinical outcomes in preterm infants.

Dr. Katherine E. Chetta, a neonatologist and physician-scientist at MUSC, spearheaded this investigation. Her dual expertise in neonatal medicine and breast milk science enabled a meticulous clinical and laboratory evaluation of stored donor milk’s efficacy. The research leveraged a retrospective case-control design reviewing clinical data from 262 very low birth weight infants admitted to the MUSC Shawn Jenkins Children’s Hospital NICU between February 2022 and January 2024. These infants, all weighing less than approximately 3.3 pounds at birth, were exclusively or predominantly fed donor milk, allowing for a focused assessment of storage duration effects on gastrointestinal morbidity, including NEC.

The results were striking: with every additional day of storage, the odds of developing NEC or spontaneous intestinal perforation rose by 3.7%. These findings challenge established guidelines by the World Health Organization and Centers for Disease Control and Prevention, which currently allow frozen donor milk storage of up to one year. According to Dr. Chetta, the optimal ‘freshness window’ for donor milk to confer maximum gut protection in fragile preemies is approximately 240 days or shorter. This threshold demarcates a critical time after which detrimental biochemical changes in breast milk components begin to undermine its protective qualities.

Biochemical analyses conducted alongside clinical observations revealed a progressive degradation of key milk constituents during frozen storage. These include immune-modulating proteins, growth factors, and enzymes essential to mucosal integrity and anti-inflammatory defense in the immature preterm gut. The cumulative loss of these components compromises the milk’s ability to mitigate inflammatory processes implicated in NEC pathogenesis. Thus, the sheer duration of storage acts as a variable modulating the efficacy of donor milk as a living therapy rather than just a nutritional substitute.

Clinically, these findings hold profound implications. NEC remains a major cause of morbidity and mortality in NICUs worldwide, with limited proven prevention strategies. The identification of milk storage duration as a modifiable risk factor introduces a practical and immediate avenue for intervention. Dr. Chetta’s team has already implemented procedural adjustments in their NICU, prioritizing the use of fresher donor milk for the smallest and sickest infants. These changes reflect a paradigm shift, emphasizing temporal quality control in milk banking logistics, from donor recruitment to milk processing and storage practices.

Moreover, this research underscores the importance of interdisciplinary collaboration between neonatologists, dietitians, milk banks, and clinical researchers to optimize milk handling. By reducing transport times from collection sites to the hospital milk room and revising stock rotation protocols, NICUs can enhance the availability of fresher milk without increasing waste. The study highlights a scalable system intervention whereby milk banks and neonatal units establish tighter integration to preserve the bioactivity of donor milk, ultimately improving neonatal outcomes.

Impressively, this study combined rigorous clinical data analysis with laboratory science, bridging translational gaps that too often hinder pediatric nutrition innovations. It utilized the expertise of the South Carolina Clinical & Translational Research Institute to provide robust statistical validation, ensuring the findings were not merely correlative but support prioritizing milk freshness as a determinant of gastrointestinal health in preterm infants. This level of rigor is a model for future investigations into other nutritional therapies affecting neonatal morbidity.

While the study offers compelling evidence for revising milk storage guidelines, Dr. Chetta emphasizes that it does not advocate discarding older milk unnecessarily; rather, it calls for strategic prioritization and efficient use of fresher milk in those at greatest risk. This nuanced approach balances resource stewardship with patient safety, ensuring sustainable applications of this new evidence across diverse healthcare settings. It invites further research to refine optimal storage durations for different subpopulations and to explore technological innovations in milk preservation.

The wider implications of this study extend beyond NICU walls. It prompts reexamination of nutritional best practices in all contexts where frozen human milk is used, especially for medically fragile infants with compromised immune systems or underdeveloped digestive tracts. It also highlights the intrinsic complexity of breast milk as a bioactive fluid, whose therapeutic properties are sensitive to handling and storage conditions, reinforcing the importance of maintaining its integrity throughout the continuum of care.

In summary, MUSC’s pioneering research advocates for a paradigm shift in neonatal nutrition strategy: prioritizing fresher donor human milk to minimize devastating gastrointestinal complications in preterm infants. This revelation carries the promise of improved survival, reduced long-term sequelae, and enhanced quality of life for preemies globally. As neonatal care continues to evolve, integrating these findings into practice guidelines could rapidly transform standards, making fresh human milk not just a nutritional choice but a vital, time-sensitive clinical intervention.

The Medical University of South Carolina continues to lead forefront research in neonatal science, aiming to safeguard the youngest and most vulnerable patients. With this study, they chart a course toward safer, more effective nutrition that honors the biological complexity of breast milk and the delicate needs of preterm infants. Clinicians, researchers, and milk banks worldwide will be watching closely as these findings herald a new chapter in the life-saving potential of donor human milk.

Subject of Research: People
Article Title: Donor human milk storage and gastrointestinal morbidities in preterm infants: A case‐control study
News Publication Date: 1-Aug-2025
Web References: http://dx.doi.org/10.1002/jpen.2780
Image Credits: Medical University of South Carolina. Photograph by Julie Taylor.
Keywords: donor human milk, necrotizing enterocolitis, preterm infants, milk storage duration, neonatal nutrition, gastrointestinal morbidity, breast milk bioactivity, milk banking, neonatal intensive care unit, frozen milk storage, infant gut health, neonatal research

The ketogenic diet works by fundamentally altering the brain’s energy metabolism, shifting the primary fuel source from glucose to ketone bodies produced from fat metabolism. This metabolic shift has been shown to reduce neuronal excitability and seizure frequency, mechanisms of particular relevance in disorders such as pyruvate dehydrogenase deficiency (PDHD), where impaired carbohydrate metabolism culminates in severe lactic acidosis and refractory epilepsy. Yet, translating this neuroprotective metabolic state from theory into practice within the neonatal intensive care unit (NICU) setting, particularly for premature infants, remains largely uncharted territory.

Katsoudas et al. provide an extensive review of recent advances in the field, highlighting both the promise and pitfalls of ketogenic therapy during this critical developmental window. They emphasize that the neonatal brain exhibits distinct metabolic demands compared to older children, rendering it exquisitely sensitive to shifts in substrate availability. Early postnatal life is characterized by rapid growth, brain maturation, and dynamic shifts in energy metabolism that complicate the initiation and maintenance of KD. Premature neonates born before 37 weeks gestation present an even more fragile metabolic milieu, with immature enzymatic pathways and organ systems amplifying the risk of adverse effects such as hypoglycemia, ketoacidosis, and nutritional deficiencies.

Within this complex landscape, the authors center their discussion on a seminal case report involving a preterm infant born at 34 weeks with a confirmed diagnosis of pyruvate dehydrogenase deficiency. PDHD is a rare mitochondrial disorder disrupting the entry of pyruvate into the tricarboxylic acid (TCA) cycle, resulting in accumulation of lactate and severe neurological impairment including intractable seizures. Conventional anticonvulsant therapies often fail to provide adequate control, thereby necessitating alternative strategies. The report exquisitely documents the multidisciplinary approach required to deploy the ketogenic diet in this neonate, including rigorous metabolic monitoring, individualized caloric and micronutrient supplementation, and careful titration of macronutrient ratios.

A key insight underscored in the case is the delicate balancing act clinicians must perform to mimic the metabolic benefits of keto-adaptation without precipitating metabolic crises. The initiation phase required gradual ramping of the ketogenic ratio, vigilantly monitoring for hypoglycemia and metabolic acidosis using serial blood gases, beta-hydroxybutyrate levels, and lactate measurements. Moreover, the infant’s prematurity mandated supplemental parenteral nutrition support to prevent growth faltering, highlighting the challenge of achieving both metabolic ketosis and optimal neurodevelopmental support. Despite these hurdles, the sustained application of KD yielded meaningful clinical improvements, with a notable reduction in seizure burden and stabilization of biochemical markers.

Mechanistically, the neuroprotective effects of KD in PDHD are attributable to its provision of an alternative fuel—ketone bodies—which can bypass the metabolic blockades inherent to impaired pyruvate dehydrogenase complex activity. Ketones not only fuel the brain directly but may also enhance mitochondrial biogenesis, reduce oxidative stress, and modulate neurotransmitter systems to restore excitatory-inhibitory balance. This confluence of effects suggests that KD may modify disease pathophysiology at a fundamental level, transcending mere symptom suppression. Such mechanistic insights lend robust scientific rationale to expanding KD use in neonatal metabolic encephalopathies.

Nevertheless, the study also candidly discusses the significant clinical pitfalls of ketogenic therapy in neonates. The risk of micronutrient deficiencies, particularly in vitamins B complex, D, calcium, and selenium, requires vigilant supplementation protocols. Furthermore, the potential for exacerbating existing metabolic derangements such as acidosis, hypoglycemia, and lipid abnormalities necessitates comprehensive, round-the-clock ICU monitoring. The authors stress that specialized neonatal ketogenic protocols must be developed, incorporating continuous glucose and ketone monitoring alongside anthropometric assessments to ensure growth and development are not compromised.

Importantly, this work extends the discourse beyond metabolic disease and epilepsy alone, implicating possible KD utility in neonatal neuroprotection more broadly. Emerging evidence suggests that ketone metabolism supports myelination, synaptogenesis, and neuronal survival during critical windows of brain plasticity. Thus, the team’s findings invite further investigation into how ketogenic strategies might attenuate neurological morbidity following hypoxic-ischemic encephalopathy, inborn errors of metabolism, or traumatic brain injury in neonates.

In addressing practical challenges, the authors discuss the technicalities of formulating ketogenic feeds appropriate for neonates, who require liquid-based, easily absorbable nutrient delivery. The balance between medium-chain triglycerides and long-chain fats, the role of ketone esters, and the integration of breast milk or formula constituents into KD remain active areas of inquiry. Furthermore, the psychological impact on parents and caregivers, as well as integration of dietitians and neonatologists into cohesive care teams, highlight the critical importance of an interdisciplinary approach.

Ultimately, this report represents a paradigm shift by validating the feasibility and safety of KD, even in preterm neonates, when applied judiciously within specialized centers. The decreasing seizure frequency, metabolic stabilization, and potential neurodevelopmental benefits observed justify further clinical trials and mechanistic studies. The authors call for establishment of standardized neonatal ketogenic protocols, multicenter registries, and translational research to optimize therapeutic outcomes and minimize risks.

As neonatal medicine advances, the ketogenic diet holds transformative promise as a metabolic intervention. Katsoudas and colleagues’ pioneering work opens the door to redefining nutritional therapies for some of the most challenging neonatal brain disorders. Through precision medicine approaches balancing metabolic demands and neurodevelopmental trajectories, KD may soon become an integral component of neonatal intensive care, bringing hope to families facing devastating metabolic diseases.

In conclusion, while ketogenic therapy in neonates remains an emerging frontier, this landmark study elucidates the therapeutic rationale, implementation nuances, and outcomes associated with its pioneering use in preterm infants with complex metabolic conditions. The intersection of metabolic biochemistry, neonatal critical care, and individualized nutrition management culminates in a bold reimagining of how we harness diet to modulate brain disease from the earliest stages of life. This evolving field invites rigorous investigation and promises to redefine neonatal neurotherapeutics in the years to come.

Subject of Research: Ketogenic diet application in neonates with metabolic and seizure disorders, with a focus on pyruvate dehydrogenase deficiency in preterm infants.

Article Title: Ketogenic diet in neonates: effects, pitfalls, and a paradigm from a preterm newborn affected by pyruvate dehydrogenase deficiency.

Article References: Katsoudas, S., Umana, L.A., Clarke, R. et al. Ketogenic diet in neonates: effects, pitfalls, and a paradigm from a preterm newborn affected by pyruvate dehydrogenase deficiency. J Perinatol (2025). https://doi.org/10.1038/s41372-025-02427-6

Image Credits: AI Generated

DOI: https://doi.org/10.1038/s41372-025-02427-6