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Simple, non-invastive breath test

Located in Byron Bay, NSW and founded by Dr. Nirala Jacobi, BHSc, ND (USA), who graduated from
Bastyr University in 1998 with a doctorate in naturopathic medicine. Dr Jacobi is considered one of
Australia’s leading experts in the natural treatment of small intestine bacterial overgrowth (SIBO),
a common cause of IBS.

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Headquartered in beautiful New South Wales, Australia,
SIBO Test specialises in functional testing for functional digestive disorders.

Dr. Nirala Jacobi, ND,

Founder & Medical Director
Dr. Nirala Jacobi, BHSc, ND (USA) is a naturopathic doctor and internationally recognized expert
on small intestinal bacterial overgrowth (SIBO). She is the creator of the SIBO Biphasic Diet, a resource that has helped tens of thousands of SIBO sufferers around the world. Dr. Jacobi is the host of The SIBO Doctor Podcast and the founder of The SIBO Doctor, an online educational platform that includes the SIBO Mastery Program for practitioners. Dr. Jacobi brings more than two decades of clinical and analytical experience to SIBO Test as the founder and medical director.

Sibo Test Quality Assurance

At SIBO Test, their highest priority is to provide reliable testing options to accurately guide clinical decisions for functional digestive disorders. Thier extensive quality control measures include carbon dioxide measurements to assure an acceptable alveolar air sample and frequent calibration of testing machines. All SIBO breath tests use only genuine QuinTron testing kits and evaluate samples with QuinTron BreathTracker technology—the gold standard for SIBO testing.

Tests From Sibotest

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We work with healthcare clinicians to bring their patient’s personalised care that’s unique to them.

We believe that every one of us is an individual when it comes to our health.

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Contact Us

Freephone: 1800 110 158
Phone: +61 7 3123 4845
Support@RNLabs.com.au

address

RN Labs Pty Ltd

18/93 Rivergate Place,

Murarrie, QLD 4172

© RN Labs Pty LTD 2025 | All Rights Reserved

S QLD / N NSW Area Manager

Jessica Morland

Jess is a qualified Nutritionist with a Bachelor of Health Science in Nutritional Medicine. She believes that there is no one size fits all approach and is passionate about educating, inspiring and supporting clients and practitioners with a customised approach to healthcare. Specialties include preconception, pregnancy, post-natal and infant care. 

Jess is excited to build relationships, educate and share her knowledge with both retail and practitioners in South Queensland and Northern NSW.

Lauren Matich, BHSc (Nat.)

Lauren Matich

BHSc (Nat.)

Lauren is an NHAA accredited Clinical Naturopath with a Bachelor of Health Science. She is incredibly passionate about natural health and educating clients on the foundational importance of nutrition, lifestyle and stress management and believes complimenting these building blocks with nutraceutical support and functional testing often holds the key to optimal health and vitality. Lauren looks forward to supporting practitioners and clients in these key areas.

Specialties include supporting thyroid health, digestive disorders and mental health.