Economical bulk powder (~15-22 €/month at 4 g/d). Form used in gestational diabetes + IVF + panic/anxiety high-dose RCTs. Better for non-PCOS indications.
Disadvantages
Sub-optimal PCOS if alone · physiological ratio requires complementary DCI.
3
High D-chiro-inositol (without myo)
DCI ≥600 mg/d without myo
Best for
Ideal use (limited): specific non-PCOS endocrinology cases. NOT in PCOS.
Advantages
Specific cases severe insulin resistance without PCOS.
Disadvantages
CONTRAINDICATED PCOS · Unfer paradox: high DCI in ovary worsens androgens. NEVER use high DCI alone in PCOS. Only under non-PCOS endocrinology.