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SFI Health Probiotic Solutions (formerly known as Klaire Labs)

SFI Health (formerly known as Klaire labs) probiotic supplements are increasingly chosen by individuals seeking scientifically grounded ways to support gut and microbial health. Known for their focus on clinically researched strains, SFI Health offers formulations containing well-studied genera such as Lactobacillus and Bifidobacterium. These microorganisms play an important role in maintaining microbial balance within the digestive tract. With rigorous quality standards and strain-specific formulations, this probiotic range, including products such as labs Ther-Biotic® Complete and other Ther-Biotic formulations, is designed to support digestive and immune function as part of a broader, lifestyle-based approach to wellbeing.

What Makes SFI Health Stand Out

Four pillars that separate SFI Health from mass-market probiotic options.

01

InTactic® Acid-Stable Technology:

A delivery system designed to help protect probiotic strains from stomach acid and bile, supporting their survival through the digestive tract.

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02

Clinically Researched Strains:

Strain-specific formulations containing well-studied genera such as Lactobacillus and Bifidobacterium, designed to support digestive and immune function.

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03

GMP-Compliant Quality Standards:

Produced under a strict quality management system in compliance with Good Manufacturing Practices and third-party quality certifications. Independent lab analysis for probiotic potency.

04

US-Manufactured, Hypoallergenic:

Made in a Nevada, USA manufacturing plant with enhanced Quality Controls. SFI Health specialises in hypoallergenic, high-quality, scientifically validated nutritional supplements.

Your Complete Report

Who Might Benefit from SFI Health Probiotic

SFI Health probiotics, including formulations such as Ther-Biotic® Complete, may be considered by people looking to support digestive comfort, microbial balance, or immune resilience, particularly during periods of increased physiological demand. This includes:

Individuals experiencing dietary changes 
Periods of stress or travel
Age-related digestive shifts  
Recovery after food poisoning
Recent or ongoing antibiotic use
Those exploring targeted probiotic support for gut or urogenital microbiota balance as part of a preventative health strategy

Our SFI Health Supplement Offerings

Featured SFI Health Products

Explore our most recommended Ther-Biotic® formulations, available directly from our health store.

OcuForce

DURING ANTIBIOTIC USE

THER-BIOTIC™ Antibiotic BioRenew

THER-BIOTIC™ Antibiotic BioRenew is an evidence-based probiotic formula that helps to restore intestinal flora during the use of antibiotics. It contains specific beneficial probiotic strains that have been clinically researched to support the gut while taking antibiotics and maintain healthy immune function.1-9

DAILY GUT SUPPORT

Ther-Biotic® Complete

Ther-Biotic® Complete is a robust, broad-spectrum, hypoallergenic blend of 12 probiotic species in a base of inulin. Designed to supply a complete component of synergistic and complementary species, each capsule provides 25 billion CFU protected by our proprietary InTactic® technology for maximum viability throughout the intestinal tract.

Why Consider NutraNourish for SFI Health Probiotics

NutraNourish is a trusted provider of SFI Health supplements in Singapore, offering access to practitioner-grade formulations including Ther-Biotic® Complete and other SFI Health probiotics.

  • Practitioner-Grade Formulations: Selected for their quality and clinically researched strains.

  • Transparent Sourcing: Transparent sourcing and evidence-informed product design

  • Educational Guidance: Educational guidance to support informed decision-making

  • Personalised, Not Generic: Tailored to individual needs, lifestyle factors, and health goals rather than generic solutions

  • Long-Term Health Focus: Suited to individuals managing long-term health considerations

What Our Customers Say

Frequently Asked Questions (FAQ)

SFI Health Ther-Biotic® Complete is commonly selected for daily use due to its broad, multi-strain formulation. It is often considered by adults seeking general support for microbial balance as part of a long-term wellbeing approach.

Dosage varies depending on individual needs and health context, but one capsule daily is commonly used. A healthcare professional may advise adjustments based on clinical history or specific goals.

Many SFI Health probiotics can be taken with food to help buffer the stomach acids.

Yes, certain products, such as THER-BIOTIC® Antibiotic BioRenew, are formulated to be taken alongside antibiotics. They are designed to help support gut flora balance during periods of antibiotic use.

Some formulations benefit from refrigeration to maintain potency, while others, such as Femme Flora, are shelf-stable when stored below 28 °C. Always follow the storage instructions on the product label.

Some people notice mild, temporary changes such as bloating or altered bowel habits when starting probiotics. These effects often settle as the gut microbiome adjusts.

Yes, SFI Health Ther-Biotic formulations are generally dairy-free. This makes them suitable for individuals with lactose intolerance or dairy sensitivities, though label checks are always recommended.

Ready to support your gut with practitioner-grade probiotics?

Browse the full SFI Health range at the NutraNourish Health Store, or book a personalised supplement consultation with Dr. Menka Gupta to find the right Ther-Biotic® formulation for your needs.

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