Gut health Sweden: Uppsala University research into the microbiome

Introduction — a surprising Sweden statistic

Swedish population studies analysing thousands of participants (for example SCAPIS, which sampled residents in Uppsala and other cities) have generated one of the largest public datasets connecting gut microbiome composition with the blood metabolome and cardiometabolic markers in Europe — thousands of linked profiles that let researchers detect subtle, reproducible microbe–metabolite associations. This scale is unusual: the SCAPIS-derived atlas included >8,500 participants with deep metagenomics and plasma metabolomics. ([pmc.ncbi.nlm.nih.gov](https://pmc.ncbi.nlm.nih.gov/articles/PMC9508139/?utm_source=openai))

Main findings from Uppsala University research

1) Population scale: why Swedish cohorts matter

Uppsala University researchers (often collaborating with SciLifeLab and other Swedish centres) have used the SCAPIS and SIMPLER cohorts and national registers to study how host traits (age, medication, activity) shape the gut microbiome at a population level. These projects benefit from Sweden’s registries and participant willingness to join large cohort studies, enabling detailed links between microbes, lifestyle and blood markers. ([uu.se](https://www.uu.se/en/department/medical-sciences/research/research-groups/molecular-epidemiology/the-influence-of-host-traits-on-the-gut-microbiome?utm_source=openai))

2) Microbiome–metabolome links: an atlas from SCAPIS

In 2022 Uppsala-led teams published an open atlas of plasma metabolite signatures associated with gut microbial species in >8,000 SCAPIS participants. The work identifies specific microbial species correlated with metabolites implicated in cardio‑metabolic health, showing how gut bacteria can leave measurable fingerprints in blood chemistry. This resource helps translate microbiome findings into biochemical signals clinicians and researchers can follow. ([pmc.ncbi.nlm.nih.gov](https://pmc.ncbi.nlm.nih.gov/articles/PMC9508139/?utm_source=openai))

3) Lifestyle, medication and activity matter

Large Swedish studies show that common factors — polypharmacy, antibiotics, physical activity, and diet — shape microbiome composition and function. For example, accelerometer-measured physical activity was associated with gut microbial differences in thousands of SCAPIS participants. Medication patterns and polypharmacy are also reproducibly linked to shifts in diversity and functional potential. ([pmc.ncbi.nlm.nih.gov](https://pmc.ncbi.nlm.nih.gov/articles/PMC10844941/?utm_source=openai))

4) Genetics and microbiome composition

Genome-wide studies in Swedish cohorts (including work coordinated from Uppsala) have identified genetic variants associated with variation in gut microbiota composition, demonstrating that both host genetics and environment (diet, meds) combine to shape the microbiome. These large-scale genetic–microbiome analyses were enabled by population biobanks and cross-study replication within Sweden and neighbouring cohorts. ([uu.se](https://www.uu.se/en/department/medical-sciences/research/research-groups/molecular-epidemiology/genome-wide-association-study-of-the-gut-microbiome?utm_source=openai))

How the findings connect to metabolic markers and blood sugar (in mmol/L)

Uppsala-linked research and international reviews repeatedly show microbial metabolites (for example SCFAs, trimethylamine derivatives and other small molecules) correlate with insulin sensitivity and cardiometabolic markers. Clinically relevant glucose thresholds used in Sweden and international guidance include fasting plasma glucose ≥7.0 mmol/L for diabetes diagnosis; impaired fasting glucose/prediabetes ranges are commonly defined around 5.6–6.9 mmol/L depending on guideline (ADA/WHO). These glucose cut-offs help connect population metabolite signals to metabolic risk. ([pmc.ncbi.nlm.nih.gov](https://pmc.ncbi.nlm.nih.gov/articles/PMC9508139/?utm_source=openai))

What this means for people in Sweden — practical, evidence-based steps

Research suggests the gut responds to broad lifestyle patterns rather than single “magic” foods. Here are Sweden-friendly, science‑informed actions that may help support gut resilience.

1. Prioritise diverse, fibre-rich foods typical of the Nordic diet: rye and oat whole grains, root vegetables, berries, legumes and fatty fish. These feed fibre‑fermenting bacteria that produce SCFAs. Livsmedelsverket and Swedish analyses highlight fibre’s central role for gut microbial metabolism. ([livsmedelsverket.se](https://www.livsmedelsverket.se/globalassets/publikationsdatabas/rapporter/2018/mikrobiomet_risk-och-nyttoprofil-livsmedelsverket-rapportserie-nr-11-2018.pdf?AspxAutoDetectCookieSupport=1&utm_source=openai))
2. Choose lagom portions and mindful fika: Sweden’s fika culture can be aligned with gut health — choose whole‑grain crispbread, low added‑sugar options or a berry‑based fika to keep refined sugar lower and support microbial diversity.
3. Stay active outdoors: Regular physical activity — including everyday outdoor habits common in Sweden — correlates with beneficial microbiome patterns in SCAPIS. Aim for consistent movement; accelerometer-based analyses showed links between activity and microbial features. ([pmc.ncbi.nlm.nih.gov](https://pmc.ncbi.nlm.nih.gov/articles/PMC10844941/?utm_source=openai))
4. Avoid unnecessary antibiotics and review polypharmacy: Swedish prescription registers are used in research for a reason — medication strongly impacts gut ecology. Discuss medication plans with your vårdcentral if you have gut symptoms. ([nature.com](https://www.nature.com/articles/s41598-024-71571-4?utm_source=openai))
5. Manage stress and sleep — mind–gut communication matters: Swedish research groups (Karolinska included) emphasise gut–brain interactions as relevant for functional gut disorders; psychosocial approaches and good sleep hygiene are part of modern care pathways. ([ki.se](https://ki.se/forskning/popularvetenskap-och-dialog/popularvetenskapliga-teman/tema-vara-vanner-bakterierna/goda-bakterier-hellre-mangfald-an-enfald?utm_source=openai))

Comparison table: dietary approaches and their likely microbiome effects

How Feel Great Helps (evidence‑aligned, not a medication)

Feel Great is presented as a lifestyle support system — not a drug — that combines a soluble fibre matrix designed to modulate post‑meal glucose response, Unimate (yerba mate extract rich in chlorogenic acids) for alertness, and a simple 4‑4‑12 intermittent fasting protocol. When used alongside whole‑food changes, these elements may help people adopt consistent habits that influence meal timing, post‑prandial glycaemia and substrate availability for the gut microbiome. Clinical context in Sweden: discuss with your vårdcentral or dietitian before starting new supplements, especially if you have chronic conditions or take multiple medicines. (Feel Great materials reference a portfolio of clinical studies; the system is intended as lifestyle support, not treatment.)

• Soluble fibre matrix — provides fermentable substrate for SCFA production that may help modulate post‑meal glucose excursions (presented as supportive rather than therapeutic). ([livsmedelsverket.se](https://www.livsmedelsverket.se/globalassets/publikationsdatabas/rapporter/2018/mikrobiomet_risk-och-nyttoprofil-livsmedelsverket-rapportserie-nr-11-2018.pdf?AspxAutoDetectCookieSupport=1&utm_source=openai))
• Unimate (yerba mate extract) — contains chlorogenic acids that may influence energy and mental clarity; practical for daytime routines that align with Swedish work‑life balance and outdoor activity habits.
• 4‑4‑12 intermittent fasting protocol — a simple time‑restricted approach that may help regulate eating patterns and insulin exposure across the day; when combined with high‑fibre choices it may alter substrate flow to the colon and microbial fermentation patterns. ([nature.com](https://www.nature.com/articles/s41579-023-00888-0?utm_source=openai))

Important: Feel Great is described as a lifestyle support — discuss changes with 1177 or your vårdcentral, especially if you have diabetes (fasting glucose ≥7.0 mmol/L) or take glucose‑lowering medications. ([diabetesjournals.org](https://diabetesjournals.org/care/article/48/Supplement_1/S27/157566/2-Diagnosis-and-Classification-of-Diabetes?utm_source=openai))

People also ask

FAQ

References & Scientific Sources

1. Dekkers KF, Sayols‑Baixeras S, Baldanzi G, et al. An online atlas of human plasma metabolite signatures of gut microbiome composition. Nat Commun. 2022. ([pmc.ncbi.nlm.nih.gov](https://pmc.ncbi.nlm.nih.gov/articles/PMC9508139/?utm_source=openai))
2. Uppsala University — Gut bacteria linked to fatty deposits in heart arteries (press release, SCAPIS). 2023. ([uu.se](https://www.uu.se/en/press/press-releases/2023/2023-07-12-gut-bacteria-linked-to-fatty-deposits-in-heart-arteries?utm_source=openai))
3. Uppsala University — The influence of host traits on the gut microbiome (department page / publications). ([uu.se](https://www.uu.se/en/department/medical-sciences/research/research-groups/molecular-epidemiology/the-influence-of-host-traits-on-the-gut-microbiome?utm_source=openai))
4. Livsmedelsverket. Mikrobiomet — risk och nyttoprofil. Rapportserie nr 11. 2018 (Swedish Food Agency review). ([livsmedelsverket.se](https://www.livsmedelsverket.se/globalassets/publikationsdatabas/rapporter/2018/mikrobiomet_risk-och-nyttoprofil-livsmedelsverket-rapportserie-nr-11-2018.pdf?AspxAutoDetectCookieSupport=1&utm_source=openai))
5. Karolinska Institutet — popular articles and research pages on microbiome and immune links. ([ki.se](https://ki.se/forskning/popularvetenskap-och-dialog/popularvetenskapliga-teman/tema-vara-vanner-bakterierna/goda-bakterier-hellre-mangfald-an-enfald?utm_source=openai))
6. Systematic review: Short‑chain fatty acids and insulin sensitivity: systematic review & meta‑analysis. 2023. ([pmc.ncbi.nlm.nih.gov](https://pmc.ncbi.nlm.nih.gov/articles/PMC10777678/?utm_source=openai))
7. Nature Reviews Microbiology. Roles of the gut microbiome in weight management. 2023. ([nature.com](https://www.nature.com/articles/s41579-023-00888-0?utm_source=openai))
8. Effects of a low‑FODMAP diet on the colonic microbiome in IBS: systematic review & meta‑analysis. 2022–2023. ([pubmed.ncbi.nlm.nih.gov](https://pubmed.ncbi.nlm.nih.gov/35728042/?utm_source=openai))
9. Scientific Reports — medication and polypharmacy associations with gut microbiota. 2024. ([nature.com](https://www.nature.com/articles/s41598-024-71571-4?utm_source=openai))
10. Diabetes Care / WHO diagnostic criteria summaries (fasting plasma glucose thresholds in mmol/L). 2023–2024 guidance. ([diabetesjournals.org](https://diabetesjournals.org/care/article/48/Supplement_1/S27/157566/2-Diagnosis-and-Classification-of-Diabetes?utm_source=openai))

Medical Disclaimer

This article is for information only and does not replace medical advice. If you have persistent gut symptoms or chronic disease (including diabetes), contact your vårdcentral or 1177 for personalised assessment. Discuss supplements or major diet changes with a clinician if you take medications or have health conditions. Feel Great is described here as a lifestyle support system, not a medication.

مقدمة — إحصاء مفاجئ عن السويد

درجات تفاصيل بيانات SCAPIS — أكثر من 8,500 عينة مع تتابع ميتاجينومي عميق وتحليل المستقلبات في الدم — تجعل من السويد مورداً فريداً لفهم كيف تترجم بكتيريا الأمعاء إلى إشارات دم يمكن متابعتها في الصحة العامة والبحث السريري. ([pmc.ncbi.nlm.nih.gov](https://pmc.ncbi.nlm.nih.gov/articles/PMC9508139/?utm_source=openai))

النتائج الرئيسية من أبحاث جامعة أوبسالا

1) نطاق سكاني: لماذا تهم الدراسات السويدية

مجموعات بيانات مثل SCAPIS وSIMPLER واستخدام السجلات الوطنية سمح لجامعة أوبسالا بالربط بين العوامل المضيفة (العمر، الأدوية، النشاط) وتكوين الميكروبيوم على نطاق واسع. هذه القدرة النِسبية على الربط سبب رئيسي لتقدم الفهم في السويد. ([uu.se](https://www.uu.se/en/department/medical-sciences/research/research-groups/molecular-epidemiology/the-influence-of-host-traits-on-the-gut-microbiome?utm_source=openai))

2) روابط الميكروبيوم–المستقلبات: أطلس من SCAPIS

في 2022 نشر فريق بقيادة أوبسالا أطلسًا مفتوحًا يربط بين أنواع ميكروبية محددة ومستقلبات بلازما الدم في أكثر من 8,000 مشارك، ما يوضّح بصمات بكتيرية يمكن قياسها في الدم وفتح مسارات بحثية لآثار ميكروبية-أيضية على الصحة. ([pmc.ncbi.nlm.nih.gov](https://pmc.ncbi.nlm.nih.gov/articles/PMC9508139/?utm_source=openai))

3) نمط الحياة، الأدوية والنشاط مهمّان

أظهرت دراسات سويدية أن الأنشطة اليومية المقاسة بجهاز التسارع، وأنماط الأدوية، والمضادات الحيوية تؤثر على تركيب الميكروبيوم. على سبيل المثال، ارتبط النشاط البدني المُقاس بارتباطات ميكروبية في SCAPIS. ([pmc.ncbi.nlm.nih.gov](https://pmc.ncbi.nlm.nih.gov/articles/PMC10844941/?utm_source=openai))

4) الجينات وتركيب الميكروبيوم

تحليلات جينومية واسعة النطاق في السويد عثرت على متغيرات جينية مرتبطة باختلافات في الميكروبيوم، ما يؤكد أن التوافق بين الجينات والبيئة (خاصة الطعام والدواء) يحدد تركيبة المجتمع الميكروبي. ([uu.se](https://www.uu.se/en/department/medical-sciences/research/research-groups/molecular-epidemiology/genome-wide-association-study-of-the-gut-microbiome?utm_source=openai))

ما أثر ذلك على علامات الأيض وسكر الدم (mmol/L)؟

تُظهر الدراسات السويدية والدولية أن مستقلبات بكتيرية مثل SCFAs ومواد أخرى تُقاس في الدم ترتبط بحساسية الأنسولين وعلامات الأيض. المعايير السريرية المألوفة في السويد والدولية تشير إلى أن صيام غلوكوز البلازما ≥7.0 mmol/L يُستخدم لتشخيص السكري؛ نطاقات ما قبل السكري غالباً ما تُعرّف بين ~5.6–6.9 mmol/L حسب الدليل. راجع vårdcentral أو 1177 لمتابعة قياساتك. ([pmc.ncbi.nlm.nih.gov](https://pmc.ncbi.nlm.nih.gov/articles/PMC9508139/?utm_source=openai))

خطوات عملية منطقية ومناسبة للمجتمع السويدي

الأدلة تدعم أن تغييرات النمط الحياتي المستمرة أكثر فعالية من حلول سريعة. فيما يلي خطوات عملية مرتبطة بالبحث:

1. نوِّع مصادر الألياف بنمط نوردي: الشوفان، الجاودار، الخضروات الجذرية، التوت والبقول — كلّها مواد غذائية تغذي بكتيريا مفيدة وتزيد إنتاج SCFAs. ([livsmedelsverket.se](https://www.livsmedelsverket.se/globalassets/publikationsdatabas/rapporter/2018/mikrobiomet_risk-och-nyttoprofil-livsmedelsverket-rapportserie-nr-11-2018.pdf?AspxAutoDetectCookieSupport=1&utm_source=openai))
2. فكِّر بذكاء خلال الفيكا (fika): اختر خيارات منخفضة السكّر أو غنية بالألياف مثل التوت مع youghurt أو knäckebröd مع pålägg خفيف بدلاً من الحلويات المعالجة.
3. حافظ على النشاط الخارجي: الحركة اليومية والنشاطات الخفيفة في الهواء الطلق — شائعة في نمط الحياة السويدي — مرتبطة بعلامات ميكروبية إيجابية. ([pmc.ncbi.nlm.nih.gov](https://pmc.ncbi.nlm.nih.gov/articles/PMC10844941/?utm_source=openai))
4. راجع استخدام المضادات الحيوية والأدوية المتعدّدة: الأدوية يمكن أن تغيِّر النظام الميكروبي؛ ناقش الخيارات مع vårdcentral إذا ظهرت أعراض طويلة الأمد. ([nature.com](https://www.nature.com/articles/s41598-024-71571-4?utm_source=openai))
5. إدارة التوتر والنوم: بحوث سويدية تشير إلى تواصل قوي بين الدماغ والأمعاء؛ إدارة التوتر قد تكون جزءاً من خطة العلاج للحالات الوظيفية. ([ki.se](https://ki.se/forskning/popularvetenskap-och-dialog/popularvetenskapliga-teman/tema-vara-vanner-bakterierna/goda-bakterier-hellre-mangfald-an-enfald?utm_source=openai))

كيف يساهم Feel Great (كأداة دعم نمطي)؟

Feel Great موصوف هنا كنظام دعم للحياة اليومية — ليس دواءً — يجمع مصفوفة ألياف قابلة للذوبان، مستخلص Unimate (yerba mate/أحماض كلوروغينية) وبروتوكول 4‑4‑12 لصيام متقطع. عند دمجه مع نظام غذائي متنوع ونمط حياة نشط، قد يساعد النظام في تنظيم توقيت الوجبات، تقليل التقلبات السكرية بعد الوجبات وتوفير مواد قابلة للتخمّر للأمعاء. ناقش البدء مع vårdcentral إذا كنت تتناول أدوية أو لديك أمراض مزمنة. ([livsmedelsverket.se](https://www.livsmedelsverket.se/globalassets/publikationsdatabas/rapporter/2018/mikrobiomet_risk-och-nyttoprofil-livsmedelsverket-rapportserie-nr-11-2018.pdf?AspxAutoDetectCookieSupport=1&utm_source=openai))

أسئلة يطرحها الناس

مراجع ومصادر علمية

1. Dekkers KF, Sayols‑Baixeras S, Baldanzi G, et al. An online atlas of human plasma metabolite signatures of gut microbiome composition. Nat Commun. 2022. ([pmc.ncbi.nlm.nih.gov](https://pmc.ncbi.nlm.nih.gov/articles/PMC9508139/?utm_source=openai))
2. Uppsala University — Gut bacteria linked to fatty deposits in heart arteries (SCAPIS press release). 2023. ([uu.se](https://www.uu.se/en/press/press-releases/2023/2023-07-12-gut-bacteria-linked-to-fatty-deposits-in-heart-arteries?utm_source=openai))
3. Uppsala University — The influence of host traits on the gut microbiome (departmental research page). ([uu.se](https://www.uu.se/en/department/medical-sciences/research/research-groups/molecular-epidemiology/the-influence-of-host-traits-on-the-gut-microbiome?utm_source=openai))
4. Livsmedelsverket. Mikrobiomet — risk och nyttoprofil. Rapportserie nr 11. 2018. ([livsmedelsverket.se](https://www.livsmedelsverket.se/globalassets/publikationsdatabas/rapporter/2018/mikrobiomet_risk-och-nyttoprofil-livsmedelsverket-rapportserie-nr-11-2018.pdf?AspxAutoDetectCookieSupport=1&utm_source=openai))
5. Karolinska Institutet — popular and research pages on microbiome and immune links. ([ki.se](https://ki.se/forskning/popularvetenskap-och-dialog/popularvetenskapliga-teman/tema-vara-vanner-bakterierna/goda-bakterier-hellre-mangfald-an-enfald?utm_source=openai))
6. Systematic review: Short‑chain fatty acids and insulin sensitivity: systematic review & meta‑analysis. 2023. ([pmc.ncbi.nlm.nih.gov](https://pmc.ncbi.nlm.nih.gov/articles/PMC10777678/?utm_source=openai))
7. Nature Reviews Microbiology — Roles of the gut microbiome in weight management. 2023. ([nature.com](https://www.nature.com/articles/s41579-023-00888-0?utm_source=openai))
8. Low‑FODMAP diet and the colonic microbiome: systematic review & meta‑analysis. 2022–2023. ([pubmed.ncbi.nlm.nih.gov](https://pubmed.ncbi.nlm.nih.gov/35728042/?utm_source=openai))
9. Scientific Reports — medication and polypharmacy associations with gut microbiota. 2024. ([nature.com](https://www.nature.com/articles/s41598-024-71571-4?utm_source=openai))
10. Diabetes Care / WHO diagnostic criteria — fasting plasma glucose thresholds in mmol/L. 2023–2024. ([diabetesjournals.org](https://diabetesjournals.org/care/article/48/Supplement_1/S27/157566/2-Diagnosis-and-Classification-of-Diabetes?utm_source=openai))

تنبيه طبي

المعلومات هنا للإعلام فقط ولا تغني عن استشارة طبية. راجع sempre din vårdcentral eller 1177 om كنت تعاني من أعراض مستمرة أو لديك مرض مزمن. ناقش بدء أي مكملات أو تغييرات كبيرة في النظام الغذائي مع مقدم الرعاية الصحية خصوصاً إذا كنت تتناول أدوية.

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