Metagenics

Myo-Inositol Plus, 222 g

Myo-Inositol Plus by Metagenics delivers myo-inositol, a naturally occurring carbocyclic sugar, formulated to support healthy insulin signaling, hormonal balance, and ovarian function.

4.5 across 6 sources

May be a fit for

  • Women seeking myo-inositol support for healthy ovarian function
  • Adults looking to maintain balanced insulin sensitivity with myo-inositol
  • Practitioners protocols requiring myo-inositol for hormonal cycle regularity
$53.99

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PowderFormat
222 gPack size
The essentials

A closer look.

Myo-Inositol Plus by Metagenics delivers myo-inositol, a naturally occurring carbocyclic sugar, formulated to support healthy insulin signaling, hormonal balance, and ovarian function. Designed with a practitioner-grade standard, it's particularly relevant for women seeking to maintain healthy metabolic and reproductive function.

Why It's Worth Considering: Metagenics combines myo-inositol with complementary cofactors in a clinically informed ratio, reflecting the formulation depth expected from a practitioner-channel brand.

The Apotheca perspective

50+ signals. A clearer standard.

Our curation and trust scoring bring together manufacturing, testing, research, practitioner insight and reviews from across the web.

98OUT OF 100
Manufacturing9898
Lab verification7070
Transparency7676

Our score is an editorial assessment, not a product certification or a guarantee of results.

Metagenics - Myo-Inositol Plus, 222 gMetagenics · 222 g
Make it part of your day

Make it part of your routine.

Mix about one scoop (7.4 g) in water or juice one to three times daily or as directed by your healthcare practitioner.

Read the complete label
Inside the formula

Product details

Supplement facts & complete label

Serving Size:
About 1 Scoop

Amount Per Serving:
Magnesium ... 200 mg 48%
(as magnesium bis-glycinate†)
Inositol ... 4 g*
(as myo-inositol)
Citric Acid ... 800 mg*

Other Ingredients:
Cellulose.

This product is non-GMO, gluten-free, and vegetarian.

Caution: If pregnant or nursing, or taking medication–including lithium–consult your healthcare practitioner before use.

Tamper Evident: Do not use if safety seal is missing or broken.

Storage: Keep tightly closed in a cool, dry place.

Label directions

Mix about one scoop (7.4 g) in water or juice one to three times daily or as directed by your healthcare practitioner.

Source: authorized supplier catalog · September 06, 2026. Formulas and labels can change. Check the packaging you receive.

Who it may suit

May be a fit for

  • Women seeking myo-inositol support for healthy ovarian function
  • Adults looking to maintain balanced insulin sensitivity with myo-inositol
  • Practitioners protocols requiring myo-inositol for hormonal cycle regularity
  • Individuals supporting mood and neurotransmitter balance with inositol

Considerations

  • Known allergy to any ingredient (check label)
  • Currently pregnant or breastfeeding (consult healthcare provider)
  • Taking prescription medications (check for interactions)
  • Under 18 years of age (unless recommended by pediatrician)
From across the web

Real reviews. A wider perspective.

Customer reviews, social conversations and expert insights, with every source in view.

4.5/5Aggregate source rating
Marketplaces & brand websites
Amazon, iHerb and direct brand reviews
Social & community
Reddit, X, Instagram and TikTok
Video & creators
YouTube and creator perspectives

Coverage varies by product and brand.

11299 product and brand ratings and mentions across 6 sources.

Explore the source sentiment summary

Metagenics is respected by practitioners for inositol benefits like anxiety and PCOS relief, but criticized for high prices and mid-tier formulas.

This summary includes broader brand discussion. Individual experiences are not evidence of product effectiveness.

Good to know

A few useful answers.

Research & further reading

More category questions

How should I store this supplement?

Store in a cool, dry place away from direct sunlight. Most supplements are stable at room temperature (59-77°F). Keep the bottle sealed between uses. Check the label for any specific storage requirements — some probiotics and oils require refrigeration.

Can I take this with other supplements?

Most supplements can be taken together safely. However, some minerals compete for absorption (zinc and iron, calcium and magnesium) and should be taken at different times of day. If you're taking prescription medications, consult your healthcare provider about potential interactions.

How long should I take this supplement?

Most supplements benefit from consistent daily use over 2-3 months to achieve full effect. Some (like vitamins and minerals) can be taken indefinitely as part of a daily routine. Others (like specific herbs) may benefit from cycling. Follow the product's recommended protocol or consult a practitioner.

When is the best time to take this?

Fat-soluble supplements (vitamins A, D, E, K, omega-3, CoQ10) should be taken with a meal containing fat. Water-soluble supplements (B vitamins, vitamin C) can be taken anytime. Minerals are generally best absorbed with food. Probiotics should be taken with or just before a meal. Check the product label for specific timing recommendations.

How do I know if this supplement is working?

Track your specific health goals — energy levels, sleep quality, joint comfort, digestion, mood, etc. Most supplements take 2-8 weeks for noticeable effects. For objective measurement, baseline lab tests before starting (and repeat at 3 months) provide definitive evidence. The Gabriel Score incorporates clinical evidence for expected outcomes.

Supplement information is provided for education and is not a substitute for personalized medical advice. Supplements are not intended to diagnose, treat, cure or prevent disease. Read the current product label before use.

Metagenics - Myo-Inositol Plus, 222 g Metagenics

Apotheca quality score

98/100

The overall score combines several sources of information. The individual dimensions below show where those signals are stronger or more limited; they are not a simple average of the overall score.

Manufacturing9898
Lab verification7070
Review consensus100100
Practitioner signals60.060.0
Community signals5858
Transparency7676
See available brand signals
✓
Third-party lab tested (heavy metals, contaminants)Pass
✓
GMP-certified manufacturing by MetagenicsCertified
✓
Premium ingredient sourcing with bioavailable formsHigh
✓
Clinical evidence available for primary ingredientsAvailable
✓
Clean FDA regulatory recordNo issues
✓
Authorized distribution channel verifiedDirect

Our score is an editorial assessment, not a product certification or a guarantee of results.

How our scoring works ↗