The short answer · Pregnancy rate
Take myo-inositol for pregnancy rate. This is the one to buy.

Nutricost, Women, Myo & D-Chiro Inositol, 120 Capsules
4.8· 6,921 ratings· $0.48/serving
Myo-Inositol 2000 mg — inside the studied 2000-4000 mg window
Of 119 products scored for Pregnancy rate, Nutricost, Women, Myo & D-Chiro Inositol, 120 Capsules ranks #1 with a DoseRank score of 83. Myo-Inositol has moderate human evidence for this outcome.
Retailer links may be affiliate links. Rankings and placement are never paid.
The form“Why Myo-Inositol?”Evidence Moderate evidence
Myo-Inositol has moderate human evidence for this outcome.
- Myo-InositolThe pick
Moderate evidence · 2000 mg
The dominant inositol in the body; a second-messenger precursor best studied for insulin signaling, PCOS, and anxiety at roughly 2-4 g/day.
The dose“Is the dose actually effective?”Dose fit 67
Myo-Inositol at 2000 mg lands inside the studied 2000-4000 mg window.
Myo-Inositol
Studied window 2000-4000 mg · this pick 2000 mg
The ranking“Why should I trust this pick?”Trust 95
Strong trust signals — consistently high marks from verified buyer ratings. Each product gets a DoseRank score blending clinical strength, evidence, dose fit, trust and value. Retailer links may be affiliate links — the scoring model decides placement, never payment from a brand.
- 119 products scored
- Never paid placement
- Evidence level: Moderate · 78
- 42 brands
- 1 ingredients
The price“Can I do better than $0.48 a serving?”Value 64
$0.48 per serving — mid price tier for this outcome. The cheapest ranked pick here is $0.14 per serving.
- 3Micro Ingredients, Myo & D-Chiro Inositol Powder, 1 lb (454 g)Score 83 · $0.14/servingiHerb
- 5Micro Ingredients, Myo & D-Chiro Inositol, 240 Vegetarian CapsulesScore 82 · $0.40/servingiHerb
Why not the absolute cheapest? The DoseRank score also weighs clinical strength, evidence, dose fit and trust — the very cheapest listings rarely hold up everywhere else.
Ready?
The #1 pick is $0.48 a serving.Nutricost, Women, Myo & D-Chiro Inositol, 120 Capsules — in stock at a tracked retailer.
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Nutricost, Women, Myo & D-Chiro Inositol, 120 Capsules ranks #1 for Pregnancy rate with a DoseRank score of 83. The score blends clinical strength, evidence, dose fit, trust signals and value across 119 products scored for this outcome.