CINXE.COM

<!DOCTYPE html><html lang="en-US"><head><title>Just a moment...</title><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=Edge"><meta name="robots" content="noindex,nofollow"><meta name="viewport" content="width=device-width,initial-scale=1"><style>*{box-sizing:border-box;margin:0;padding:0}html{line-height:1.15;-webkit-text-size-adjust:100%;color:#313131;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji}body{display:flex;flex-direction:column;height:100vh;min-height:100vh}.main-content{margin:8rem auto;max-width:60rem;padding-left:1.5rem}@media (width <= 720px){.main-content{margin-top:4rem}}.h2{font-size:1.5rem;font-weight:500;line-height:2.25rem}@media (width <= 720px){.h2{font-size:1.25rem;line-height:1.5rem}}#challenge-error-text{background-image:url(data:image/svg+xml;base64,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);background-repeat:no-repeat;background-size:contain;padding-left:34px}@media (prefers-color-scheme:dark){body{background-color:#222;color:#d9d9d9}}</style><meta http-equiv="refresh" content="120"></head><body class="no-js"><div class="main-wrapper" role="main"><div class="main-content"><noscript><div class="h2"><span id="challenge-error-text">Enable JavaScript and cookies to continue</span></div></noscript></div></div><script>(function(){window._cf_chl_opt={cvId: '3',cZone: "www.umms.org",cType: 'non-interactive',cRay: '8e937c6de9b83dcf',cH: 'hwUN7vlNmKpCz19u18FBhhUjKRM0PNTVZ1g_EdKrw1A-1732724850-1.2.1.1-i0WwuoXWHMX7qN0C8X0CNirOPl7IMV6nRAUUdKvANbpcMHH1DHa4aPG9nXcPzCbT',cUPMDTk: "\/ummc\/altmed\/articles\/lactobacillus-000310.htm?__cf_chl_tk=ELKy5QyXTIiTsuooQcxvGvBWJs.RydGBEV5ujwLAr9U-1732724850-1.0.1.1-Z7wIbh4BtOwbFDsUTEOgtenz1R4rYDULLhOn9Ac_Sy4",cFPWv: 'b',cITimeS: '1732724850',cTTimeMs: '1000',cMTimeMs: '120000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/ummc\/altmed\/articles\/lactobacillus-000310.htm?__cf_chl_f_tk=ELKy5QyXTIiTsuooQcxvGvBWJs.RydGBEV5ujwLAr9U-1732724850-1.0.1.1-Z7wIbh4BtOwbFDsUTEOgtenz1R4rYDULLhOn9Ac_Sy4",md: "KSwYaXtsuw5xZ0Ef1Y6ziojDAt3q7pygjAgy5nMPLxo-1732724850-1.2.1.1-f8F9d.0dqCM7fvRV0oYOI0xsW5LpMnZHYR3SRPX_laq63st9fTSFBaE5PuyqyZj.MN2Pfwdr3xgaEHV3rmuhPAjx3vRphN.t4OZrhQGomf7Eq8V4XIUeNXoDpNSrOmYwJkfxty0gPscjdiQR_f5_1WpVNJYW2hUoug6FLJ6eNBeHTMkHHcgMDdDTtadJHKhppWspWFw79cWzbgXmnQ0V.wgiQrohZ.XYJxLqRAJRIvlyJfbbsaIWnpHYM71yPKIkOeIvQ4K.bXNiF8Q2CeohZKDtASahygNLllc3SkybID1_hr_6EIyFu00XQLLZd628u9Ajko13YWgXtDi4.y5MrzxZCU95y5iEXUqUMvGae3Szb_S9Z0il8Pj9Njx90V1qbCGTsdH8y0cikqjyBgj2ZkVSyilbRnwbi03RrhnrH6KN0c9ZYJyL8ukOcIHSuWWa2SsHT4eE3NsXP5XXTcLxDpztEzVeEwd.QFK9z6vsn4pSa93gVgfquiwhjxdgBUCBO3GUlLX22hOkx6AChnYiPenO4PEefMomibHivZEbMFAX7s.nQweTQwvzcy0Z3pDvGlGqWmXGyk.PO6gkOlDV8ZzL2gWr7GXYHL_tZNpz5WEEEnchMpO8cvNgg9.n5OkVQoDrw0KuWgzbGpF3gB6WZz4P.z64LQvuNIgzL6Ja.SWqOmnyQDLnRXcSn5Hmnezk91pDf2KC6PZ2fGRxWs5yxpacjGFfwniRiB0uf4aGpQo0U0zNI6azNTXsXje7OJJlftSqh.ovU6OcPb1uGHSEaXTYCtm52pgunOtBc_Hs86ZUnyd3MNxetKtS1UI_o9MQiSGSr0VpphOXpRUwCt8pYruBoVJ8Cplvd3v.s0yntkwUX8q2XOYsXLBkpRCvrbjXU7dcRrJHWBSjNnRfCIM1q4Q_rpNnmZ5DqERXtCIFhxNQrqqOQNd_XGQ2c0RklQGckArMK7pUPXXQeacV1ABuMX1GNLYcBvy0J9YY1H_njlJkTsvWGq8pBqE8ULPzex.vrazw9OZAY7sZ7hB2aCwp6rwlbJLBj_qwslIDU5FLNGyTdd5icBsug8VwTEXRm1ULRcRYLDAwYlkhjx0bdc7kN_ARgqAzrazb8kMcKnjdk.QHiq0t4KzO5mS7oPaapSygs6Bcj6SGkliDlTXQElW2uDfVs0fohkgXLRjf6dkbZ_Fgde_2tdvGkDVVA3u6I29tKwBt.j_tjEUXaiSQdlUgq0p8i1v82HPpoCXX1PZERneqIm_tsDVNep2MD.NFOf8T94FXGqV0mPYk5RYjvXZo9IRZa6GwEovYExag3Pk2po_CHGwgYg48lUvEznhpy7PZUuj8rUEcT93WOtjkXEqTGg5VsCh.GOYAlI6BnPSEbL4sHeZ_6br_e0E9fF_3Fn3OxlggaZYZZlyXzAbaIUHcUO3PoLdWEa6TE3XsAg379YMvE1faKJL9WGf.8uqqZMBQfqshm1J9tZy0sSV1F8RmhDvBRPxJNU4utfDSVZQ1cd_m2nr8dDgZoeyfpVIIDd4ieq17FJ9gSRVLCv1B4LHUVZFqPZjYRl84QjHJ_Nj2x12HuUdQJJEUCCSmXeYd.M4ZdFW68J5vysVu25OVUZiJCdNlvaITMoOBVb4SxO2FmHNEQxloYie2ou826VMvFSqj_OTlbsHlwvOmM5esDCY5M8OzigCOO.e_aquR9S629_z0RvSzZnmlxaqfgm4XSy2WBQMXKsKBlRHh_R4ruvtozXjHAl09JKGF6sDNWnOCco6iaMaygOxikHXluJb_yFccEZAHFmRvKEm3_K5H4KfQaqmrx1uVxNlT00vnuhRcICXIH7JgcCCgOm7REYa15T7cnRDSUenreSjeFfiuu58kn3fLSULNSMmgMULi7sNZuAxOHIhHwXxFhbfZbq1QCinVKQ_TpNSGqsHZi_Z4d66sYr1tj1atS53kUyaINiY0mVSZJjGUSHocqcAourKxIYNoDitmp3JcC6s8dnhgOSyDZ4Sw1Q_Nf78eFImfNfbVST54sylghQsQnRFr34M2CEYdEPtOQxUodHsHUSIjDezBUVt_Koa.LUVWC4rFlWaV8Z41DVrbmilTeKU9SGLGXiv06R2o6yI6RFbOgqWQ_wc_hUu_jJPhqKjd6bdnKGax82oHp4FfjxBmLNhULo59SUHjluQdTfbXsgAmMCP5gCxLZR8HH575N28Mwc7E1IPC4qA",mdrd: "CcX5kV5IG3Z7iLiVrRlFe.v74MBhbyjdLPxttX4YgQ0-1732724850-1.2.1.1-tQPplW7IGDti4suwAqF2vX4iCCDfHk3KuYT_HMwV3G7xDj2J.lGWebNuf8rJd9KLYh0MfeF9R4bmWNRT0PWZEeqq1GNNGsvOHXjT3pehRXPoWnq5Z3ix2n3w0.J6nlQpBu8q3XMDarY51y1SiwoEk8mEwXI9KRF8FY2hMuUV44DlJ4DCJYR7N3VXfHDPgOyxghxATvQ9PmG8NGMBQEcwBrcx9xbSe2yvkd0iuk5zmwMe6JzNDdVAMovhz6IU41xqrOL5gqa2hy4wKYVr0aU_E6o9wduai3Ajw41.oWG1SAqVNkT6R3bghTLswo.bKQ7neJdIZhicHYY8_EkbtuUma_V8DuN2h9S3EccFKwScjGj_EIZX6WzHrb0mxTeh9sGvVyAOh0Ot6yhwQRuqRE4eXQQ.3_ePwfps1tM3B7ZNNGo.kfG3Yg5z.cXFh.urYUOSwUvwwhypeI8ETcf.j2pYR6eVDnYwf6ikOExOk.h_OBdEdZ5GedoX5_LyGOXPhkyCIT52NsWc0.am_tbifudD.L181szgGvrhGhpUUCQA9rK.12s46IpJz4nwosKOF.aCjaoW..LD3Usv8fQtGbYvJF4d5kQedOp5.DAuXd7R68NR0oskruIGXvRPtuBI97qTPxC1d_jUNOPV9dXCeeBFGsiCaQMxHmdoq3L12W9sgJKJjMCX2.gmjU0OfU_6xVg7dJh1TUd1Rx6bMrykmbAqy2BNMsv4C5kAvjI7L7GZ9zc9VID7HGDrLtfF0.MSDQmT0ig5OlolAhGV7E0cEC2eNAgEY5wX8_ghm5e9bbYS2jnIrpyy0fDgWkuin9Efu1I3cQi0g7_evVmC_Z5UDz.n4GY8qVxnQphsLHZin3PbS6C672R2axmzXya_XPereDZFA_DVL7LrOtdAt4UjttCSC5wVX7vdVWKmkaLjlAGvsnPJGY7tDe4GFnlHF4qaQu4J6ezVxRSOrcC_tSzs08TpvI4Af_cHezmsJSXKdzccwmSN4iYtzu0q.Rof.tmRjk7l5JLKVgz_8DvPhnzbo7Hvyg9syX9ntcfoSaY96rh_BBXmB5vPKD31DGLhhLaERA289d1E6y2HgBUhcAB1Y0i8putZL5PEgJ8dXC2vOQrFQRfR7o5sCr06AXx5nHcTyylSDjpq1GFXqLW6EUbzMJw0ys23y_JWgADtid4QEJGvOGbTmWJZdBSSrOGI4_pU.k9gPr7xAabGaoV40XXVy59O8k_uLApLgObe0tDglmq5Ug0lmPjKQFbvJDqVBcGZB7HgkwA_tdB2hPUTC5qw9_8NAfj11X.Jfkqsnsycx3GEIxlDSKQLJHeAxncml9nX8WFzN1ZoJNuaD_.sQ9bp8W6Mcw9R8FE8V4fVScCKNjnp4WApr3YYocG29Oscj3zL9bHNR.2MYLlToXfkxssQCHnZoy6woEDnhPtK2BcWi2gJoKK8FLiRU8kVfHm25wHKWbRkC1t88MrRf.8P83TfWSQ_bY_KK1_owbpMJujDf2qckcWKrQaHd.TPMS3UcX9z_aprm4vfgJrjNFuGAyppJ0ISkj9coDbD9oEwX41xplFcRbLgerxasqF_Yfo7YKVU04zTLl4zf032AUu8AHUSC9rjcXjerAMaALaJ5xhY0iNsQcKng0yZ2.zAKrR.Ro99qyKO7RY2LA1x2JaZV.kZiBMjcJ4IM8XOLLR2lDFaKyzJjb9aIMeZl1Cl48BUfMMB.CS4yhRciwNQ4xunLo3akYV0BQXHPIYnXIiXfhsfALhTj8tcuPT0D.kv7oHPQgccJqx_XscMfWB5rQUrZpyepBwWL1yFSFfi5CNRjVrowZjJtLdpNYbl.m0jtiZ.r_8xqVIGeU_tLJxTI3V8hxgIgPQhdcPmX22AmFf7PBEfKHlyR49RzwDR4EiVH8YYFFwEG2hVsh6FCWmbvOPUqwb7beiU60JMLGytjmSIn0X6tTxaTwjGw1e9re3HXPuQGuo4fzEe"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=8e937c6de9b83dcf';window._cf_chl_opt.cOgUHash = location.hash === '' && location.href.indexOf('#') !== -1 ? '#' : location.hash;window._cf_chl_opt.cOgUQuery = location.search === '' && location.href.slice(0, location.href.length - window._cf_chl_opt.cOgUHash.length).indexOf('?') !== -1 ? '?' : location.search;if (window.history && window.history.replaceState) {var ogU = location.pathname + window._cf_chl_opt.cOgUQuery + window._cf_chl_opt.cOgUHash;history.replaceState(null, null, "\/ummc\/altmed\/articles\/lactobacillus-000310.htm?__cf_chl_rt_tk=ELKy5QyXTIiTsuooQcxvGvBWJs.RydGBEV5ujwLAr9U-1732724850-1.0.1.1-Z7wIbh4BtOwbFDsUTEOgtenz1R4rYDULLhOn9Ac_Sy4" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>