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Inositol (Vitamin B8)

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This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 100% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · grounded in 1 source · methodology

Inositol is used to support insulin sensitivity and hormonal balance, particularly in individuals with metabolic syndrome. There is moderate research evidence suggesting its effectiveness in managing polycystic ovary syndrome symptoms. The ingredient is generally recognized as safe for most adults.

AI-generated summary based on research evidence. Not medical advice.

Label

Product Label

Label for Inositol (Vitamin B8)
Open Full PDF View on NIH DSLD →
Details

Label Data

600 mg
Serving Size
166
Servings
Non-Nutrient/Non-Botanical
Product Type
100%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

600 mg
Market median: 550.0mg (217 products) 29 studies (A:0, B:5)

Other Ingredients

None
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Directions: As a dietary supplement, take 600 mg (scant 1/4 tsp) daily, or as directed by physician.

Warnings & Precautions

Warning: This product is not intended for use by those with a serious medical condition or pregnant or lactating women.

Consult your physician before use.

Keep out of reach of children.

Formulation Notes

Free of: sugar, soy, dairy, yeast, gluten, and additives.

Additional Information

Derived from corn

Storage: Keep dry, cool & dark

US Standard Measuring Spoons Spoon Size (level) milligrams 1/8 teaspoon 341 1/4 teaspoon 683 1/2 teaspoon 1368

Metadata

Product Details

DSLD Entry Date2013-06-25
Product TypeNon-Nutrient/Non-Botanical
FormPowder
BrandPureBulk.com
DSLD ID23122
Data Updated2026-04-11
Research

Research Evidence

32
Research Sources
50
Avg Quality
19
Rct
7
Meta Analysis
3
Clinical Trial
2
Other
1
Systematic Review
B Greater Choline-Containing Compounds and Myo-inositol in Treatment-Resistant Versus Responsive Schizophrenia: A 1H-Magnetic Resonance Spectroscopy Meta-analysis
Meta Analysis Biological psychiatry. Cognitive neuroscience and neuroimaging 2024 PubMed DOI
B Inositol for Polycystic Ovary Syndrome: A Systematic Review and Meta-analysis to Inform the 2023 Update of the International Evidence-based PCOS Guidelines
Meta Analysis The Journal of clinical endocrinology and metabolism 2024 PubMed DOI
B Antenatal dietary supplementation with myo-inositol for preventing gestational diabetes
Meta Analysis The Cochrane database of systematic reviews 2023 PubMed DOI
B Effectiveness of inositol, metformin and their combination in women with PCOS undergoing assisted reproduction: systematic review and meta-analysis
Meta Analysis Gynecological endocrinology : the official journal of the International Society of Gynecological Endocrinology 2022 PubMed DOI
B Effects of myo-inositol vs. metformin on hormonal and metabolic parameters in women with PCOS: a meta-analysis
Meta Analysis Irish journal of medical science 2023 PubMed DOI
B Inositol for subfertile women with polycystic ovary syndrome
Meta Analysis The Cochrane database of systematic reviews 2018 PubMed DOI
B Treatment of lean PCOS teenagers: a follow-up comparison between Myo-Inositol and oral contraceptives
Rct European review for medical and pharmacological sciences 2021 PubMed DOI
B The 40:1 myo-inositol/D-chiro-inositol plasma ratio is able to restore ovulation in PCOS patients: comparison with other ratios
Rct European review for medical and pharmacological sciences 2019 PubMed DOI
C Investigating the effect of combined use of selenium and Myo-inositol supplements on thyroid function and autoimmune characteristics in thyroid disorders: a systematic review and meta-analysis
Meta Analysis Expert review of endocrinology & metabolism 2024 PubMed DOI
C Myo-inositol supplementation to prevent gestational diabetes in overweight non-obese women: bioelectrical impedance analysis, metabolic aspects, obstetric and neonatal outcomes - a randomized and open-label, placebo-controlled clinical trial.
Rct International journal of food sciences and nutrition PubMed DOI
View all evidence for Inositol →
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.