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Gmp3.0
Glycomacropeptide – Forschung
Überwiegend Mechanismus / Beobachtung
22 begutachtete Studien
Was die Evidenz sagt
Überwiegend Mechanismus / Beobachtung
Die meisten Studien zu Glycomacropeptide sind mechanistisch oder beobachtend statt RCTs, die einen klinischen Effekt messen — betrachte die Ergebnisse als vorläufig.
Die meiste Evidenz stammt aus mittelwertigen Meta-Analysen und randomisierten Studien, veröffentlicht 2008–2026 mit einer typischen Studiengröße von 24 Teilnehmenden.
Basierend auf 22 Studien · 1 Meta-Analyse · 9 RCTs · 290 Teilnehmende insgesamt
Konfidenz
Mittlere Konfidenz
Nach Outcome
Weight & appetiteGemischt und oft null — mehrere akute RCTs fanden keine Wirkung von GMP selbst auf Appetit, CCK oder Nahrungsaufnahme; einige wenige fanden geringe Reduktionen der Energiezufuhr bei der nächsten Mahlzeit. Für sich genommen kein zuverlässiges Mittel zur Gewichtsabnahme. · Akut (pro Mahlzeit), falls überhaupt
Überwiegend Mechanismus / Beobachtung12 Studien
PKU & phenylalanine control
Überwiegend Mechanismus / Beobachtung8 Studien
Gut & microbiotaPlausible Darm-/entzündungshemmende und Mikrobiota-Effekte, doch die Evidenz zu Verdauungsergebnissen beim Menschen ist dünn — überwiegend Tier-/In-vitro-Daten und eine einzelne kleine Mikrobiom-RCT. Als explorativ zu betrachten. · Wochen (unsicher)
Überwiegend Mechanismus / Beobachtung5 Studien
Aktives Forschungsgebiet
13 Studien in den letzten 5 Jahren · Neueste Meta-Analyse: 2018
200820172026
1Übersicht2026
Overall, WPs show promise as functional food components and potential therapeutic agents for promoting colonic health, metabolic homeostasis, and gut barrier function, but more research is needed to refine their clinical application.
Ashaolu TJ, Lee CC, Tarhan O, Rashidinejad A, Jafari SM. · Food science & nutrition (2026)
Furthermore, WP supplementation has been shown to alleviate dysbiosis-related conditions such as colitis, obesity, and allergies by improving microbial diversity, enhancing short-chain fatty acid production, strengthening the mucosal barrier, and modulating immune responses.
However, the effects vary depending on WP composition, processing, and individual microbiota.
This comprehensive assessment underscores the dynamic interplay between nutritional science, food technology, and sensory evaluation in improving the quality of life for individuals with PKU.
Russo GL, Puleo S, Cavella S, Scala I, Fidaleo M, Di Monaco R. · Critical reviews in food science and nutrition (2025)
Through bibliometric analysis and current product evaluations, it identifies trends in PKU food research, emphasizing recent innovations in food formulations such as glycomacropeptide (GMP) supplements and higher appealing low-phenylalanine food products.
Furthermore, it accentuates the sensory and consumer aspects of PKU dietary solutions, underscoring the importance of palatability for adherence.
Notably, the review introduces 3D food printing as an emerging technology for creating personalized, nutrient-optimized, and sensory-appealing foods for PKU patients, offering a new horizon in dietary management.
GMP supplementation may help positively modulate the gut microbiome, help treat dysbiosis-related gastrointestinal disorders and improve overall health in consumers.
Rackerby B, Le HNM, Haymowicz A, Dallas DC, Park SH. · Food science of animal resources (2024)
Proteins in whey have prebiotic and antimicrobial properties.
Whey protein comprises numerous bioactive proteins and peptides, including glycomacropeptide (GMP), a hydrophilic casein peptide that separates with the whey fraction during cheese making.
GMP has traditionally been used as a protein source for individuals with phenylketonuria and also has prebiotic (supporting the growth of Bifidobacterium and lactic acid bacteria) and antimicrobial activities.
This narrative review synthesizes current literature on GMP's dermatological potential, with a focus on its applicability in AD management and skin aging mitigation, while identifying research gaps and directions for future clinical evaluation.
Majidinia L, Majidinia L, Kalbasi-Ashtari A. · Journal of immunotoxicology (2026)
Evidence from in vitro , in vivo , and limited clinical studies suggests that GMP may modulate inflammatory responses, attenuate oxidative stress, support collagen integrity, and promote wound healing.
Its amphiphilic nature also enables its use as a natural emulsifier in topical formulations.
In addition, the utilization of GMP contributes to sustainable development by valorizing dairy byproducts.
By modifying molecular mechanisms in clinical applications, we have identified DB compounds as promising candidates for targeted modulation of the microbiota to optimize health and disease management.
The review also brings together molecular mechanistic and clinically implementable, personalized dietary strategies, which have not been fully captured by previous reviews.
It pinpoints gaps in knowledge related to dose-response characterization, long-term trial design, and multi-omics stratification that collectively define a new precision nutrition framework.
Kinetic labelled studies will help bring greater understanding on the utilisation of AAs particularly important for protein synthesis.
Daly A, Pinto A, Evans S, Geberhiwot T, Jackson R, Rocha JC, Tang JCY, MacDonald A. · Nutrients (2025)
Statistically significant differences were noted for: AUC for TAAs and BCAAs between CGMP and L-AAs vs. casein [TAAs p = 0.008 and p = 0.03; BCAAs p = <0.001 and p = 0.002].
For LNAAs, EAAs, insulin, glucose and urea, there were no statistically significant differences.
There was a consistent delivery of AAs for casein demonstrated by a sustained curve, but the absorption curves for L-AAs and CGMP were transient, rising rapidly and falling, with the exception of tyrosine with CGMP which showed a gradual increase over 240 minutes in contrast to L-AAs and casein.
This review focuses on nutritional composition, whey bioactives, and their bioavailability with potential health benefits.
Pillai AT, Morya S, Kasankala LM. · Journal of nutrition and metabolism (2024)
The global market of whey protein stood at USD 5.33 billion in 2021, with a projected compound annual growth rate of 10.48% spanning the interval from 2022 to 2030.
The escalating demand for whey protein is intrinsically linked to the amplifying consciousness surrounding healthy lifestyles.
Notably, protein supplements are recurrently endorsed by fitness and sports establishments, thereby accentuating the focal point of customers toward whey protein.
Providing trusted nutritional advice and food enrichment/fortification may be preferred strategies for increasing protein intake in OA.
Warner J, Stocker R, Brandt K, Crabtree DR, Ormond L, Stevenson E, Holliday A. · Appetite (2024)
WHEY (16 ± 14 vs 31 ± 24, p = 0.016).
GMP addition to smoothie reduced pleasantness (26 ± 21 vs. 61 ± 29, p = 0.009) and worsened the aroma (46 ± 15 vs. 69 ± 28, p = 0.014).
There was no difference between conditions for lunch ad libitum intake (549 ± 171 kcal, 512 ± 238 kcal, 460 ± 199 kcal for GMP, WHEY, and water, p = 0.175), or for subjective appetite response.
A meta-analysis was performed with two studies with adequate comparable methodology which showed no differences between GMP-AAs and AAs for any of the interventions analysed.
Pena MJ, Pinto A, Daly A, MacDonald A, Azevedo L, Rocha JC, Borges N. · Nutrients (2018)
Systematic review of eight intervention studies of GMP-AA in PKU; meta-analysis of two methodologically comparable trials
No difference between GMP-AA and amino acids for blood phenylalanine control or other outcomes
All included studies were short-term with small sample sizes
GMP alone did not reduce subsequent food intake compared with a drink enriched with carbohydrate ... The presence of GMP in whey does not appear to be the cause of the observed effect of whey protein on satiety.
There was some evidence that whey proteins and their components enhance satiety over a short-term period compared to carbohydrate but there was no consistent effect of either whey protein alone or glycomacropeptide.
There was no indication to support a relationship between CGMP and satiety, as evidenced by decreased energy intake, thereby preventing overweight or obesity.
Daly A, Evans S, Pinto A, Jackson R, Ashmore C, Rocha JC, MacDonald A. · Nutrients (2020)
Three-year longitudinal prospective study in 48 children with PKU comparing amino acids vs two amounts of CGMP-AA
No differences in energy intake, weight, BMI, or incidence of overweight/obesity between groups
Found no evidence that GMP enhances satiety in this population
GMP as a whey-fraction reduced energy intake coinciding with increased concentrations of certain amino acids, irrespective of the concentration of whey-protein.
GMP alone is not critical in pre-meal whey-induced satiety; however, it may have a unique role in compensatory intake regulation managing daily energy intake.
Burton-Freeman BM. · Physiol Behav (2008)
Within-subjects RCT in 20 healthy-weight adults comparing whey, whey without GMP, low-protein control, and GMP isolate preloads
GMP alone was not critical to pre-meal whey-induced satiety
CCK patterns predicted satiety in women but not men; effects were sex-specific