THE SCIENCE
Clarity you can feel
Most energy drinks and coffees spike your system, then drop you flat. ThinkDrink gives your brain real energy at the cellular level, no crash, just clean clarity that lasts.
Matcha - antioxidants for clean, balanced alertness
Our premium matcha green tea is sourced from trusted, organic farms in Japan, where the leaves are carefully harvested from early spring plants to ensure maximum flavor and potency. Known for its vibrant green color and rich taste, this matcha is of the highest culinary grade, making it a versatile superfood.
Matcha is renowned for its thermogenic properties, helping to boost metabolism and support healthy immune function. Rich in L-theanine, an amino acid that stimulates the production of serotonin and dopamine, matcha promotes a calm, focused energy. Its powerful antioxidants also work to combat premature aging, while the high levels of chlorophyll help to cleanse and detoxify the blood and tissues, contributing to overall well-being.
Lion's Mane - supports memory and learning
Lion’s Mane is supported by a groundbreaking human clinical trial, showcasing its acute (single-dose) cognitive benefits, with impressive results observed as early as one hour post-ingestion. Rich in β-glucan polysaccharides, proteins, hericenones, and erinacines, this powerful mushroom extract is renowned for its nootropic effects.
Acute Benefits of Lion’s Mane Extract:
• Enhances attention, focus, and working memory
• Elevates mood and emotional well-being
• Sharpens reaction time and mental processing speed
• Supports a balanced and resilient immune system
Reishi - promotes calm focus
Renowned for centuries as “The Mushroom of Immortality,” Reishi mushroom has long been celebrated for its ability to enhance vitality and promote overall wellness. Esteemed in traditional Eastern medicine, Reishi extract is regarded as a potent "super adaptogen" that helps the body adapt to stress, improves sleep quality, and supports a balanced immune system.
Benefits of Reishi Extract:
• Promotes relaxation and supports a balanced nervous system
• Enhances sleep quality for restful, rejuvenating nights
• Fosters emotional well-being and stabilizes mood, helps regulate and strengthen immune function
Creatine - energy for brain and body
Creatine monohydrate is one of the most extensively studied supplements, known for its role in helping cells replenish ATP—the energy source that powers the body’s muscles and brain.
Research on creatine now extends beyond physical performance. A 2024 review of clinical trials found improvements in memory and information-processing speed, adding to growing research on creatine and brain function. Researchers are also exploring creatine’s potential role in bone health, including bone density and strength, particularly alongside resistance training.
Together, these areas of research make creatine a compelling ingredient for supporting cellular energy throughout the body.
Organic Lemon Powder - enhances flavor
Simple, just real lemons….no other filler or flavor enhancing substitutes, organic lemon powder brings a bright, natural citrus character to the blend. It helps complement the refreshing flavor of ThinkDrink while offering a convenient powdered form of this familiar fruit.
Key attributes:
- Organic
- Citrus-derived
- Flavor-enhancing
Organic Pure Stevia - for a natural sweetness
100% Pure Stevia powder is made with no fillers or additives and gives a natural sweetness with no spike to blood glucose levels! This Zero-Calorie, plant-based sweetener is perfect for those following gluten-free, vegan, or keto diets. By using pure Stevia, we can use very little sweetener to achieve a wonderful taste while remaining last on our ingredient list due to how little is used.
Key attributes:
- Plant-derived
- Sweetens without conventional sugar
- Low-calorie sweetener
Organic Pure Monk Fruit - adds a honey-like sweetness
100% Pure Monk Fruit with No Erythritol or other fillers has been one of our favorite finds while looking for ingredients for ThinkDrink! It leaves a wonderful honey note to complement the rest of the ingredients all while being naturally Zero-Calorie and Sugar-Free. Monk fruit has been used for centuries and is a sweetener that actually brings health to your body. Enjoy sweetness and feel good about it... literally!
Key attributes:
- All Natural Fruit
- Plant-based sweetener
- Sugar-Free
- Zero-Calorie
- Vegan
- Gluten-Free
- Paleo
Acacia Gum - adds dietary fiber
Acacia gum is a soluble dietary fiber derived from the sap of the acacia tree. It can help contribute dietary fiber to a beverage formulation while offering a mild taste and good versatility in powdered drink mixes.
Key attributes:
- Plant-derived
- Soluble dietary fiber
- Mild taste
Citric Acid - balances flavor for a refreshing taste
Citric acid is an organic acid naturally found in citrus fruits and widely used in food and beverages. It helps balance sweetness, enhance citrus notes, and maintain a crisp, refreshing flavor in ThinkDrink.
Key attributes:
- Acidity regulator
- Flavor balancing
- Supports a refreshing taste
p39 Nutritional's Scientific Advisory Board
Meet
Dr. Harry H. Black
Dr.Black serves on the Scientific Advisory Board of p39nutritionals, bringing more than four decades of experience in medicine, surgery, cancer care, and physician-led health and wellness education. From Surgeon to Survivor to Wellness Advocate. Board-certified general and trauma surgeon with over 40 years of experience, 15,000+ surgeries performed, and 75,000+ patients treated.
Now dedicated to helping others achieve optimal health through physician-ledcancer education in Ormond Beach, Florida.
40+ Years of Surgical Excellence
Dr. Black is a board-certified general and trauma surgeon with over four decades of experience, having performed more than 15,000 surgeries and treated over 75,000 patients throughout his distinguished career. His expertise spans the full spectrum of general and trauma surgery, with particular depth in cancer treatment and complex abdominal procedures.
When the Surgeon Became the Patient
In a life-altering turn, Dr. Black was diagnosed with prostate cancer. This experience transformed his perspective on patient care forever. He understood - for the first time from the other side - what it truly means to face a cancer diagnosis, navigate treatment decisions, and seek not just survival, but thriving recovery.
This deeply personal journey sparked a new mission: to create the comprehensive wellness support system he wished had existed during his own treatment.
Meet
Jeanne Tregilgas
Jeanne Tregilgas serves as Chief Operating Officer at Believe Big Institute of Health, where she helps lead strategic growth, operational development, and the
expansion of integrative health services.
Previously, she served as a Clinic Nutritionist at Zuza’s Way Integrative Care, specializing in metabolic health, nutrigenomics, and metabolic oncology. In this role, she worked directly with clients to translate complex nutritional
and functional health concepts into practical, individualized strategies, supporting those navigating complex metabolic and oncologic conditions.
Her approach to care is grounded in the belief that nutrition should be personalized, evidence-informed, and viewed within the broader context of an individual’s health and physiology.
Jeanne is a Board Certified Integrative and Functional Nutrition Practitioner through the Integrative and Functional Nutrition Academy. She holds a Bachelor of Science in Kinesiology, Health and Sport Science from Indiana University of Pennsylvania, along with a minor in Business Administration