Efek suplementasi probiotik terhadap kekuatan otot lanjut usia: An evidence-based case report

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Rinrin Rina Estiana
Diyah Eka Andayani

Abstract

Sarkopenia merupakan kondisi yang ditandai dengan hilangnya massa otot secara progresif disertai penurunan fungsi pada lanjut usia (lansia), yang meningkatkan risiko jatuh, morbiditas, dan mortalitas. Prevalensinya mencapai 10–16% pada populasi lansia secara global, dengan angka di Asia berkisar antara 5,5–25,7%. Hingga saat ini belum tersedia terapi farmakologis khusus, sehingga pendekatan non-farmakologis tetap menjadi pilar utama penatalaksanaan. Konsep gut-muscle axis menjelaskan bahwa probiotik berpotensi memengaruhi kesehatan otot melalui modulasi mikrobiota usus dan produksi metabolit. Namun, bukti mengenai efek probiotik pada pasien lansia masih terbatas. Studi ini bertujuan untuk mengevaluasi efektivitas suplementasi probiotik terhadap kekuatan otot pada pasien lansia dengan sarkopenia. Metode pencarian literatur dilakukan melalui basis data PubMed, Scopus, dan Cochrane Library hingga Juli 2025. Artikel yang diseleksi meliputi studi uji klinis acak dan tinjauan sistematik/meta-analisis. Proses seleksi mengikuti alur PRISMA (preferred reporting items for systematic reviews and meta-analyses) dan dinilai menggunakan pedoman Oxford Center for Evidence-Based Medicine. Studi ini didapatkan tiga meta-analisis memenuhi syarat untuk ditelaah. Ketiga studi menunjukkan suplementasi probiotik dapat meningkatkan kekuatan otot pada lansia dengan sarkopenia, terutama pada kekuatan genggam tangan. Efek lebih besar terlihat pada intervensi dengan durasi lebih dari 12 minggu, meskipun tidak signifikan pada semua parameter yang dinilai. Suplementasi probiotik berpotensi meningkatkan kekuatan otot pada lansia dengan sarkopenia. Hal ini menunjukkan bahwa probiotik, melalui mekanisme gut-muscle axis, dapat menjadi adjuvan non-farmakologis yang bernilai dalam penatalaksanaan sarkopenia.

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