Lactobacillus Acidophilus
herbs
Lactobacillus acidophilus is a beneficial probiotic bacterium that colonises the small intestine and supports digestive health. It aids nutrient absorption, strengthens the intestinal barrier, and helps maintain a balanced gut microbiome. This strain is among the most researched probiotics and is widely used to support overall digestive and immune function.
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Benefits
Dosage
Typical Dose
1-10 billion CFU daily
Upper Limit
20 billion CFU daily
Timing
With meals or as directed; consistency matters more than timing
Forms & Bioavailability
Capsules
High; enteric coating protects bacteria from stomach acid
Powder
High; can be mixed with food or beverages
Yoghurt
Moderate; variable CFU counts depending on product
Tablets
Moderate to high depending on formulation
Side Effects
Interactions
Research Summary
Numerous clinical studies demonstrate that L. acidophilus significantly improves digestive symptoms, reduces bloating, and supports immune function. Research indicates effectiveness in managing lactose intolerance, supporting vaginal health, and reducing antibiotic-associated diarrhoea. The strain is considered one of the most evidence-backed probiotics, with consistent positive results across multiple peer-reviewed trials.
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The Bottom Line on Lactobacillus Acidophilus
Lactobacillus Acidophilus is well-researched with strong evidence supporting its primary benefits.It is most commonly used for improves digestive health and enhances nutrient absorption. As with any supplement, individual results vary. Start with the lower end of the dosage range and assess for 4-8 weeks before adjusting.
About Our Research
This profile is compiled from peer-reviewed research published on PubMed, the NIH Office of Dietary Supplements, and established nutritional science databases. Dosages reflect clinically-studied amounts from human trials where available. We update profiles as new research emerges. This is not medical advice — consult a healthcare professional before supplementing.
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Goal Guides for Lactobacillus Acidophilus
See how Lactobacillus Acidophilus can help with specific health goals: