Can Microplastics Get Into the Bloodstream? Here’s What We Know
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June 2, 2025
The New Reality of Plastic Exposure For years, concerns about microplastics focused on the environment.
PERSONALIZED NUTRITION
EXPERT CARE
Douglas offers the same program the elite professional teams, team owners, CEOs, Olympic athletes, and others have hired him for. He only takes on a limited number of people for this program based on specific criteria. Do you qualify?PEPTIDE RESEARCH
Learn more about our Peptide Research Therapy Programs.
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Start the road to achieving Optimal Health by learning how Douglas started his.
If we can provide inspiration through the energy people feel from us and the transformation from the tools we provide, our life will be full of happiness, success, and joy.
Douglas D. Grant,
Founder/Formulator, OHS
TESTIMONIALS
Holistic doctors around the world are able to take their services to the next level, and patients are experiencing relief they couldn’t find elsewhere. Optimal Health Systems makes healthcare and supplementation simple by giving the doctors the tools they need and easy-to-follow protocols for patients.
TRENDING BLOGS
Could Your Gut Be the Missing Link in Mental Focus?
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February 25, 2026
When focus feels hard to access, most people blame the brain. They assume the issue
COVID-19 – The Nutritional Support Facts You Need to Know
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January 4, 2020
Fact: COVID-19 is a virus, and viruses are always more deadly to the elderly and
Do Antacids Cause Cancer?
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January 2, 2020
Unbeknownst to most consumers, retailers quietly removed many antacid products from stores in 2019. Why?
Douglas Grant’s Healthy Eating Campaign with the Phoenix Suns and Arizona Diamondbacks
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December 17, 2024
Since landing his groundbreaking role as the first-ever full-time nutritionist for the NBA’s Phoenix Suns
Explore how to enhance your healthspan with strategic habits, nutrient-dense formulas, and science-based support from Douglas D. Grant. Thrive longer starting now.
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August 11, 2025
Modern life constantly tests the body’s ability to stay balanced. Between environmental toxins, ultra-processed foods,
With all the diet books, experts and fads out there, have you ever wondered how to tell which approach is truly the best? Which one will actually get you slim and healthy?
JUST FOR YOU,
NUTRITION 101
This 30-page booklet provides the blueprint for navigating which foods are healthy and which foods are not, and why.
Watch the live training on how we have helped thousands of Health Professionals “Increase their patients healing time by 2x while 5x increasing their residual income!”