Probiotic
Bifidobacterium lactis
Also known as: B. lactis, B. animalis subsp. lactis, BB-12, HN019
Hardy probiotic strain with strong immune-enhancing effects. Survives transit well and supports regularity.
Last reviewed June 2026 · Evidence graded from peer-reviewed research, not editorial opinion. Educational only — not medical advice.
Primary uses
- Immune support
- Regularity
- Gut health
How it works
- Survives GI transit well
- Enhances immune cell activity
- Supports bowel regularity
Dosage
- Typical range
- 1-10 billion CFU daily
- Timing
- Any time
- With food
- Either way
- Duration
- Safe long-term
- Special populations
- Immune support, constipation
Forms
- Capsules
- Dairy products
Safety
Common side effects
- Minimal
Contraindications
- Severe immunocompromise
Products containing Bifidobacterium lactis
Top-scoring supplements in our catalog that list Bifidobacterium lactis on the label. Each product is graded on Formulate's ingredient-level rubric — dose accuracy, form, transparency, and third-party testing.
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Evidence notes
Robust strain with immune benefits
Grade B: Some human trials support key claims; further confirmation needed.
Related in Probiotic
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Medical disclaimer. This page is educational and does not replace advice from a qualified healthcare provider. Individual needs and risks vary — consult a professional before starting, stopping, or combining supplements, especially if you are pregnant or nursing, taking medication, or managing a health condition.