Jarrow Formulas Inositol Powder provides pharmaceutical grade myo-inositol to support cellular function and metabolic health, helping you feel calmer and more balanced and grounded. Jarrow Formulas is known for pharmaceutical-grade quality and strict testing, with vegan, allergen-free formulations made in facilities with strict safety checks. Flexible dosing and rapid absorption, it’s easy to fit into daily routines. This vitamin d supplement adds value for overall wellness and can be paired with probiotics for gut health if desired.

Available Sizes & Variants:

8oz powder – handy size for flexible dosing at home.

Benefits & Features:

• Supports cell health and membrane integrity.
• Helps flexible dosing for personalised regimens, helping you tailor your intake to your routine.
• Main active ingredient myo-inositol supports cell membranes and nerve signalling, helping maintain hormonal balance and metabolic harmony throughout everyday life for stable mood and energy.
• Daily use is convenient with a simple, easy to mix powder form.
• Suitable for vegetarians and vegans, with allergen-free formulation designed for broad safety and ease.

Jarrow Formulas Inositol Powder is made to pharmaceutical-grade purity and comes in a vegan, allergen-free format you can rely on. Inositol helps support cell membranes and nerve signalling, and research from Dr. Genazzani at the University of Pisa shows that myo-inositol supplementation can improve metabolic and reproductive function in PCOS, underscoring potential benefits for insulin sensitivity and hormonal balance. This vitamin d supplement is a simple addition for those who also value probiotics for gut health as part of a balanced routine.

Other Ingredients - Pharmaceutical grade Inositol.
Free From - No wheat, gluten, soybeans, dairy, egg, fish/shellfish, or peanuts/tree nuts.

• GTIN: 790011010494
• Manufacturer: Jarrow Formulas
• Categories: CHECKOUT UPSELLInositol SupplementsJarrow FormulasNew ArrivalsPCOS Support Supplements
• Best buy: 6 - 24 months+

United Kingdom Shipping:

Orders placed by 2pm (Monday to Friday) are dispatched the same day. Orders placed after 2pm will be dispatched the next working day.

Free shipping on orders over £50 to the UK.

Returns: Our products are meant to make you feel healthy and at your best. If you need to return your item, you can do so free of charge within 30 days in the same original and unopened packaging. Subject to T&C's.

Use 1/4 teaspoon, ideally mixed in liquid.

Please consult the product packaging for accurate instructions on how to use the product.

The Active Ingredient Is: Myo-Inositol

Myo-Inositol is a naturally occurring sugar alcohol that contributes to cellular membrane function and communication within the body.

This form is pharmaceutical grade and suitable for vegan diets, with high purity and standardised quality control for safe use in everyday wellness routines.

What Does Myo-Inositol Do?

Myo-Inositol participates in nerve signalling and insulin pathways, supporting normal metabolic processes and liver fat metabolism.

Dr. Genazzani of an Italian university found that myo-inositol may aid ovarian function and metabolic regulation in relevant contexts, aligning with broader evidence on inositol’s role in cellular communication and endocrine balance.

Dietary supplements are not a replacement for a balanced diet. Do not take more than the recommended amount. Keep in a cool, dry area away from light and heat. Ensure they are out of children's reach and view.

Welzo selects brand partners that exemplify consistent quality, safety and regulatory alignment. Jarrow Formulas is our trusted choice for Inositol Powder because the brand has established itself with pharmaceutical-grade quality and stringent testing across batches, delivering high-purity myo-inositol to support reliable dosing. This reputation is reinforced by their vegan, non-GMO and allergen-free profile, and their commitment to product safety within UK and EU supplementation standards.

The product quality is underpinned by rigorous controls and stability practices, with documentation highlighting manufacturing in controlled facilities and routine batch testing for purity and potency. This aligns with our requirement to verify safety and consistency through the certifications we require, and it is supported by the expertise of Welzo's healthcare professionals in evaluating compliance. This brand’s meticulous approach to quality makes it a strong partner for this specific supplement type.

We confidently recommend Jarrow Formulas for Inositol Powder as a well‑aligned, trustworthy choice within our UK market strategy, supported by our internal team evaluation and positive track record.

For deeper team insights, you can explore Welzo's healthcare professionals here.