Supplements From Science
Inositol Powder Supplement
Contains a blend of myo-inositol and d-chiro-inositolin the body's naturally occurring ratio of 40:1
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Backed by
Science -
Premium
Ingredients -
Independently
Tested & Certified -
Trusted by Providers
& Patients
The #1 Inositol Supplement
Ovasitol's combination of myo- and d-chiro-inositol supports healthy insulin and hormone levels, menstrual regularity, and fertility. Ovasitol is the only independently tested and certified 40:1 inositol supplement. It’s the one you can trust.
It’s What’s Inside That Counts
Research-backed formulations. Premium ingredients. No proprietary blends. No artificial dyes.
Manufactured in the USA and independently tested and certified for content accuracy, purity, and freedom from contaminants. We go above and beyond so you can trust what’s inside.
Certified Pure
Not all supplements are created equal. Our products are certified for content accuracy and purity by NSF® International – one of the most rigorous third-party dietary supplement testing programs in the world. This certification guarantees that our supplements contain exactly what they should, and nothing they shouldn’t.
And it’s never one and done. Our supplements continually undergo re-testing so you can trust every single product, every single time.
We Don't Round Up. We Pass Savings Down.
You might notice our prices are oddly specific — and that’s on purpose.
We don’t believe in rounding up just to make things look cleaner on the surface. Instead, we pass every possible saving directly on to you. No hidden agenda. Just honest pricing that further reflects our commitment to transparency — down to the last cent.
Referred & Preferred for Decades
Thousands of physicians and other healthcare providers around the country have recommended us to their patients since 2002.
Over a million referrals and counting.
Our supplements are the top choice for providers and patients who rely on superior quality.
Clinical Trials
Another reason to feel good about choosing Theralogix: Top universities do, too. Research institutions, including the National Institutes of Health, Harvard University, and Cornell-Weill Medical College, have chosen to use Theralogix products in ongoing clinical trials. They trust our supplements for their high-quality and content-accurate formulations.
We’re honored that our work helps further the field of nutritional science.