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Patent Pending  ·  Urinary Wellness  ·  Born from a personal health journey

A new approach
to urinary wellness

Created from a personal search for holistic bladder and urinary health support. Shaped by lived experience and backed by multi-pathway botanical science.

Effervescent Sachet Multi-Pathway Formula Patent Pending
URO I.V. CLEAR
Our Products

Two formulas.
One mission.

URO I.V. addresses urinary wellness through two distinct patent-pending formulas — each thoughtfully designed for a different person and a different moment in their journey.

URO I.V. CLEAR
URO I.V.

CLEAR

Multi-Pathway Bladder Health Support

A six-system effervescent formula designed to support urinary tract comfort, promote a healthy urinary environment, and help maintain bladder wellness — all in a single daily sachet dissolved in water.

Who it's for

Women experiencing urinary discomfort, or those proactively seeking comprehensive daily urinary wellness support.

What makes it different

PAC-verified cranberry extract combined with D-Mannose 1,000 mg — working through two complementary pathways to support urinary tract health. Limited scientific evidence suggests cranberry PACs may help reduce the risk of recurrent UTI in healthy women.†

12 SachetsEffervescent6 Active Systems~6g / serving

Patent Pending · Filed April 6, 2026 · 35 U.S.C. § 111(b)

† Not evaluated by the FDA. Not intended to diagnose, treat, cure, or prevent any disease.

URO I.V. CALM
URO I.V.

CALM

Gentle Daily Bladder Comfort Support

A gentle non-effervescent formula built around the Mucosal Therapeutic Triad — crafted for women seeking a low-irritation, acid-free approach to supporting everyday urinary comfort and bladder wellness.

Who it's for

Women seeking a gentle, low-irritation approach to daily urinary comfort — including those with bladder sensitivities who have not tolerated conventional urinary supplements.

What makes it different

A unique combination of marshmallow root, L-glutamine & decolorized aloe vera in a single still-dissolve serving — supporting mucosal comfort through three complementary botanical pathways.†

12 SachetsNon-EffervescentStill-Dissolve~6g / serving

Patent Pending · Filed April 9, 2026 · 35 U.S.C. § 111(b)

† Not evaluated by the FDA. Not intended to diagnose, treat, cure, or prevent any disease.

The Science

How URO I.V. works

Each formula supports urinary wellness through multiple cooperative pathways simultaneously.

1

Effervescent System

Sodium bicarbonate (1,760 mg) reacts with organic acids creating a refreshing effervescent drink that supports a comfortable urinary environment and encourages healthy hydration habits.

2

Citrate Support System

Sodium & potassium citrate work systemically to help maintain a healthy urinary environment beyond the initial dissolve phase.

3

Botanical Anti-Adhesion Support

PAC-verified cranberry extract (18 mg Type-A PACs, DMAC/A2) combined with D-Mannose (1,000 mg) support urinary tract health through two complementary botanical pathways.†

4

Mucosal Comfort Support

Marshmallow root extract (200 mg, 10:1) delivers naturally occurring mucilaginous polysaccharides that support the comfort of the urinary tract and bladder lining.

5

Hydration & Flow Support

Potassium citrate & potassium bicarbonate support hydration. Dandelion leaf extract (50 mg, 4:1) supports healthy urinary flow.

CLEAR Formula

Sodium Bicarbonate 1,760 mg SYS I

Creates effervescence; supports a comfortable urinary environment.

🍋
Tartaric Acid 890 mg + Citric Acid 720 mg SYS I

Effervescent acid pair — produces a refreshing, mildly alkaline beverage.

🧂
Sodium Citrate 630 mg · K-Citrate 50 mg · K-Bicarb 100 mg SYS II+V

Supports a healthy urinary environment systemically.

🍬
D-Mannose 1,000 mg SYS III

A naturally occurring sugar that supports urinary tract health.†

🍒
Cranberry Extract 60 mg (= 18 mg PAC) SYS III

Vaccinium macrocarpon, 30% PAC — DMAC/A2 verified.†

🌿
Marshmallow Root Extract 200 mg (10:1) SYS IV

Naturally occurring mucilaginous polysaccharides — supports urinary tract comfort.

🌼
Dandelion Leaf Extract 50 mg (4–5:1) SYS VI

Botanical support for healthy urinary flow and fluid balance.

💊
Vitamin B6 (Pyridoxine HCl) 2 mg

Metabolic cofactor at a deliberately low, safe level.

URO I.V. CALM

Our gentle non-effervescent formula for sensitive bladders is currently in final development. Join our list to be notified at launch.

Join the List →
I'm Audrey.
Wife · Mother · Entrepreneur
Quiet Optimist · Builder of Brands
Lover of Depth, Design
& Meaningful Details.
Audrey Fonseca, Founder of URO I.V.

I've been an entrepreneur for nearly two decades, building businesses across industries with one common thread: creating things with heart, intention, and meaning.

Over the years, life evolved... business, motherhood, further education, family responsibilities... And somewhere in between all of that, I learned that wellness isn't just about products. It's about how supported, understood, and empowered people feel in their everyday lives.

What drives me most?
Creating things that genuinely help people. I believe products can be both thoughtful and effective. That design matters. That the power of our incredibly capable human mind matters. Most of all, integrity matters.

How URO I.V. Was Born.

In my early twenties, I struggled heavily with recurrent UTIs. Long before URO I.V. existed, I became deeply interested in natural wellness support and began creating my own formulations with ideas from my naturopath, urologist, and lots of research. I used a version of what is now URO I.V. regularly, and the support was life changing.

But as life moved forward, those wellness habits slowly faded. Life with its stressors, responsibilities, traumas, and trials took over. Like so many women, I defaulted to quick fixes and simply pushed through.

Fast forward to my forties — completely out of the blue, I was diagnosed with metastatic breast cancer at 43 in January 2020. With an average survival statistic of roughly 23 months, it became a profound wake-up call. It made me look at my health, my priorities, and my life through an entirely different lens.

I focused on doing everything I personally could for my wellbeing while allowing my incredible oncology team to do what they do best. And somewhere during that journey, after another terrible bout of UTIs, I found myself returning to the same place. I recreated the formula that used to help me two decades ago.

This time, I wasn't going to stop the undeniable support at just me. We put a review team in place and once I was convinced beyond doubt that this formula was the much-needed support for women with frequent UTIs, there was no looking back.

That journey eventually became URO I.V. Not built from hype. Not built from trends. But built from lived experience, research, intention, and a genuine desire to create something people could quietly trust.

Will order the spiciest thing on the menu Can talk about business for hours Neurodivergent & never really clocks out Not very good at doing nothing Lifelong learner & researcher Will order the spiciest thing on the menu Can talk about business for hours Neurodivergent & never really clocks out Not very good at doing nothing Lifelong learner & researcher
Soft heart. Strong mind. Feels things very deeply The type to carry other people's feelings home Builder of brands with heart Lover of depth, design & meaningful details Soft heart. Strong mind. Feels things very deeply The type to carry other people's feelings home Builder of brands with heart Lover of depth, design & meaningful details
"Sometimes healing begins with paying closer attention to ourselves."

URO I.V. was created through lived experience, research and a personal journey.

— Audrey Fonseca, Founder
💗
Supporting METAvivor

With every package sold online, I personally donate $0.50 to METAvivor — funding metastatic breast cancer cure research. This cause isn't just close to my heart. It is my heart.

🎗️
Proud Supporter — Runway to Hope 2026

URO I.V. is proudly featured at Runway to Hope 2026 — a powerful event raising funds and awareness for childhood cancer. Because every child deserves a future.

Join our Product Review Program

Become our Product Reviewer

We send free product from time to time in exchange for honest product reviews. We love real data from real women. If you experience recurrent UTIs and would like to be considered, we'd love to hear from you.

† These statements have not been evaluated by the FDA. URO I.V. CLEAR is not intended to diagnose, treat, cure, or prevent any disease.

Application received 🌿

Thank you — we'll review your application and be in touch by email. We're so excited to have you as part of the URO I.V. community.

FAQs

Common questions

What does "PAC-verified" cranberry mean and why does it matter?+

PAC stands for Proanthocyanidins — naturally occurring compounds found in cranberry that are the subject of ongoing research into urinary tract health support. PAC-verified means our extract is tested using the DMAC/A2 colorimetric assay — a validated method that specifically measures Type-A PACs, the biologically relevant form unique to cranberry. Many cranberry products on the market are not tested this way. URO I.V. CLEAR contains 18 mg of confirmed Type-A PACs per serving, with full traceability.

How is URO I.V. different from other urinary support products?+

Most urinary wellness supplements address one or two pathways — typically either a single botanical ingredient or basic alkalizing support. URO I.V. CLEAR was designed to support urinary wellness through six distinct functional systems simultaneously in a single effervescent serving. Both products are patent-pending and were developed with intentional formulation decisions — including deliberately using only 2 mg of Vitamin B6 per serving, well within safe daily intake levels.

Is URO I.V. safe to use alongside medications?+

URO I.V. is a dietary supplement and does not replace professional medical advice. If you are taking prescription medications or have an existing health condition, please consult your healthcare provider before use. These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

How does the Product Review Program work?+

We send free product from time to time in exchange for honest product reviews. We love real data from real women. Apply using the form above — we'll review your application and be in touch by email if you are selected for our current or upcoming review rounds.

How does URO I.V. support METAvivor?+

For every package sold online, $0.50 is donated directly to METAvivor — dedicated exclusively to funding metastatic breast cancer research and advocacy. This cause is deeply personal to our founder Audrey Fonseca, who has been living with metastatic breast cancer since January 2020. Every purchase is a small act of solidarity.