Grapefruit Seed Extract, 60 Capsules
NutriBiotic Grapefruit Seed Extract delivers 250 mg of grapefruit seed extract per serving, providing a full-spectrum bioflavonoid complex naturally derived from the seed and pulp of grapefruit. This formula is used by healthcare professionals worldwide and contains potent antimicrobial and antioxidant properties to support a healthy immune system and optimal wellness.
Key Benefits:
- Full-Spectrum Bioflavonoid Complex – Delivers naturally occurring bioflavonoids from grapefruit seed, supporting healthy antioxidant activity in the body.
- Antimicrobial Properties – GSE is known for possessing anti-viral, anti-fungal and anti-bacterial properties to help support optimal wellness.
- Vegan, Cold-Process Capsule Delivery – Encapsulated in a vegetable cellulose shell for a plant-based format free of gelatin, with each capsule equivalent to 25 drops of NutriBiotic GSE liquid concentrate.
*See disclaimer below.
Quality Testing
Clinically Researched
High-Quality Ingredients
Practitioner Approved
Suggested Use
Why New Beginnings?
Over 20 Years of Specialized Expertise
Since 2003, New Beginnings Nutritionals has been dedicated to providing specialized, professional-quality supplements for individuals and families navigating complex health challenges. Founded by Dr. William Shaw, Ph.D., a renowned biochemist and toxicologist, our company was born from groundbreaking research and a deep commitment to supporting those with autism, neuropsychiatric disorders, and chronic illness.
Science-Backed Formulations You Can Trust
Our products are developed through collaboration with leading physicians, naturopaths, researchers, and healthcare practitioners. Dr. Shaw's pioneering research—including over 32 published articles and books translated into 12 languages—informs every formula we create. This scientific foundation ensures that each supplement is purposefully designed to address real health needs with proven ingredients.
Personalized Support When You Need It
What truly sets us apart is our commitment to education and customer care. Our knowledgeable team, led by co-founder Lori Knowles-Jimenez and consulting physician Dr. Kurt Woeller, D.O., provides personalized guidance to both practitioners and individuals. We offer educational webinars, evidence-based protocols, and hands-on support to help you navigate your health journey with confidence.
A Comprehensive Solution for Complex Needs
Our diverse product line addresses multiple aspects of health including:
- Digestive and gastrointestinal support
- Immune system function
- Detoxification pathways
- Mitochondrial health
- Neurological wellness
- Special dietary requirements
Your Partner in Achieving Optimal Health
Whether you're a healthcare practitioner seeking reliable supplements for your patients or an individual committed to your wellness journey, New Beginnings Nutritionals provides the quality, expertise, and support you need. We're not just selling supplements—we're partnering with you to achieve optimal health through potent, pure, and efficacious nutrition.
Shipping & Returns
Free Shipping on Qualifying Orders
We offer free shipping on domestic orders over $129 — no code needed.
Most orders placed by 12:30 PM CST Monday–Friday ship the same day. Need it faster? Expedited options including UPS 2nd Day Air and Next Day Air are available at checkout so you can choose the speed that works best for you. International shipping is available via DHL to select countries.
Easy 60-Day Returns
Not the right fit? Unopened products with the original seal intact may be returned within 60 days of purchase. Please note that probiotics, refrigerated items, and sale merchandise are non-returnable. A 10% restocking fee applies, and original shipping charges are non-refundable. Simply include a copy of your invoice with your return.
Damaged Items? Contact us right away with photos of the packaging and product, and we'll make it right.
For full details visit our Shipping and Return Policy.
Choose options
New Beginnings Nutritionals has been my ‘go-to’ supplement company for my patients for many years now. The main reasons are their high quality and diverse supplement products, but also their top-notch support staff who can assist with questions, ordering, etc. I highly recommend New Beginnings Nutritionals as supplement distribution company to work with.
Your products have been life changing for my child with a neurodevelopmental disorder. We have been consistently taking your supplements since October. My son has made so many positive changes in behavior, speech, and social skills. Thank you!
Your great supplements and caring staff give me a peace of mind every time I place an order. As a mom life, is always busy so being able to order high quality supplements from one place versus driving from store to store is a huge time-saver. Thank you New Beginning Nutritionals!
Our Best Selling Products
Superior Supplements
High-Quality Education
Personalized Support
High-quality resources for you
Our Webinar Library
The information you need from the leading experts in the field of integrative medicine. New Beginnings Nutritionals is committed to bringing high-quality educational resources to our customers. Don't miss out on hearing from Dr. Shaw and other thought leaders – view our extensive library of resources.
