About Us

A passion for Seaweed

It was January 2001. Her passion for seaweeds finally took priority over everything else. Rosaria Piseri, an algologist of Italian origin, decided to follow her instincts, abandon her comfortable apartment in Milan, Italy, and move to an island whose entire history, dating back millions of years, is rooted in seaweed: Inis Mòr, in the Aran Islands, County Galway. She wanted to learn more.

She had obtained a Diploma in Natural Science years before. Still, the texts certainly could not compare with what she would learn starting from that cold winter on a little island in the middle of the Atlantic Ocean.

The Ocean seemed like a splendid ‘Secret Treasure Chest’ to her, revealing its secrets more and more every day.

You can find Rosaria's First book on sale or free for Kindle Unlimitedon on Amazon. https://www.amazon.com/dp/B0GYZMCYQJ/ref=monarch_sidesheet_title 

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Unlocking the Ocean's Hidden Treasures on the Aran Islands.
Imagine a windswept island off Ireland's rugged coast, where ancient seaweeds hold secrets to healing and vitality. This is the story of Rosaria, a passionate pioneer who turned the tides of tradition into modern miracles. But her journey wasn't easy—it was a tale of perseverance, innovation, and rediscovering nature's forgotten gifts.
From Italy to the Isles: Seeking Aid for a Dream.
Determined to harness the power of seaweeds without losing their magic, Rosaria journeyed back to her native Italy. Her goal? Secure funding for on-site extraction experiments. Why the urgency? Fresh seaweeds lose potency if not processed quickly after harvest. Boiling them? Out of the question—it destroys too many beneficial compounds. Instead, she dreamed of a gentle, cold method that preserved every drop of goodness. She reached out to an old mentor, a seasoned Chemical Engineer she'd collaborated with years ago. He guided her from one company to the next, but doors slammed shut at every turn. Hope faded as rejections piled up. Just when despair set in, a spark of luck ignited: a young entrepreneur from Genoa stepped forward. After thoughtful consideration, he gifted her a cutting-edge machine designed for solvent-free, cold extraction. It was a game-changer!
Trials, Triumphs, and Healing Wonders.
Armed with her "precious machine," Rosaria returned to the Aran Islands and dove into relentless testing. Extract after extract was analysed in labs, then trialled on volunteers battling skin woes.
The star performer? An extract from a seaweed renowned for its anti-herpes properties. Today, hundreds connected to Rosaria swear by it, using it to soothe and heal. It's not just science—it's a lifeline from the sea.
The islanders have long known these ocean treasures. Seaweeds weave through their ancient folklore, used for everything from medicine to farming.
But, as in so many places, modern life has overshadowed these traditions. Fast food and mass media have pushed aside simple, wholesome ways. What have we traded away for convenience? Genuine health, rooted in nature? Yet, echoes of the past endure. Robert Flaherty's timeless film, Man of Aran, beats in every islander's heart. It celebrates their resilient origins, grand traditions, and a wisdom that now calls out to the world: Slow down, listen to the earth (and sea!).
The Island's Epic Tale: From Barren Rock to Lush Paradise. The Aran Islands boast over 400 floral species from three ancient eras—alpine, arctic, and Mediterranean—spanning millions of years. But this biodiversity ties back to... You guessed it, seaweed! Before 6th-century monks transformed it into a serene retreat, life here was brutal: jagged limestone, scant soil, no room for crops or livestock.
Undeterred by the harshness, those monks channelled love and labour. They scraped soil from stone cracks, blended it with sand and seaweed, and built dry-stone walls to shield against relentless winds. The result? A vibrant green haven where grass thrives as stubbornly as the people. Tourists flock to marvel at it today, but few know the seaweed's starring role in this transformation.
A Passion-Fueled Legacy.
For years, Rosaria teamed up with experts in medicine, homoeopathy, agronomy, and cosmetology. Together, they delved into Irish seaweeds' extracts—not for profit, but pure passion. Their work uncovers knowledge that could redefine natural wellness. In a world chasing quick fixes, Rosaria reminds us: True treasures lie in patience, nature, and rediscovery.
Ready to explore more? Dive into the world of seaweed wonders—perhaps even try an extract yourself. What ancient secret will you uncover next? Contact Rosaria (rosaria@algaran.com) if you wish to discuss more or join her in this magical world of Seaweed.

The result of all this study is: AlgAran: Organic Seaweed Products For Health & Beauty

Rosaria, with the support of several agronomists, had carried out field research for years with various extracts of Irish seaweeds, without reasonable expectation of gain but out of a simple passion for furthering knowledge.

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Reviving Nature's Bounty: Seaweed's Fight Against Modern Farming.
Back in 1996, when Rosaria and her team started championing seaweed as a natural fertiliser for farmers, traditional dealers had long abandoned it. Why? They dismissed it as low-profit and unpredictable. Meanwhile, in places like Great Britain and Ireland—where livestock had thrived for centuries on pure pastures enriched with seaweed—farmers were shifting to bargain-basement feed. What a shame! This shortcut defied nature's wisdom, stressing animals into fragile, fast-tracked meat machines, all for quicker steaks on the plate.
But on the Aran Islands, it was a different story. The cattle here boasted robust builds, not just from grazing open pastures, but because the grass itself sprang from soil built over generations with composted seaweeds. Packed with over 60 minerals, amino acids, vitamins, and plant hormones, these ocean wonders infused the land with supercharged nutrition—passing it straight to the vegetation and the animals that feasted on it. The result? Healthier herds, naturally resilient.
Then came the 2001 Foot and Mouth Disease crisis, splashed across global headlines.
I want to introduce you to Francesco Garofalo, a revered emeritus professor and untitled lecturer at Turin University, who was also a correspondent for the Accademia Agraria in Pesaro. For decades, he'd been a fierce advocate for seaweeds in farming, animal husbandry, and even human wellness—spotlighting gems like Lithothamnion calcareum.
Amid the chaos, he dusted off a forgotten gem: a 1959 document he'd safeguarded, brimming with insights that could turn the tide right then and there.
In a world hooked on quick fixes, stories like these remind us: Nature's ancient allies, like seaweed, hold timeless power. What's stopping us from embracing them today?
Seaweed's Secret Weapon Against Foot and Mouth Disease.
It all started with a friendly phone call. Rosaria reached out to Professor Francesco Garofalo, whom she'd met a year prior at a seaweed-focused conference where they both spoke as experts. Always the optimist, Rosaria often championed seaweed as nature's cure-all for various health woes. But she was pragmatic too—without solid proof, especially in our chaotic modern world where evidence gets buried, what's the point in preaching? So, when it came to foot and mouth disease, suggesting a "simple" seaweed solution felt like shouting into the void.
Seizing the Moment: Unearthing Forgotten Proof
Professor Garofalo, however, lit up at the chance to chat with a kindred spirit. He dove straight into action, pulling out a gem from his archives: a 1959 document. This wasn't just nostalgia—it was hard evidence supporting seaweed's role in combating the disease. Eager to spread the word, he enlisted Rosaria's help in publicising it.
Why the urgency? Garofalo knew the score. If a major chemical company unveiled a flashy "miracle" formula, the media and experts would flock to it. But imagine the reaction if an old-school professor and an unconventional woman like Rosaria declared the answer lay just offshore—in the Atlantic waters hugging Ireland's west coast and northern France? Scepticism, at best.
Taking Action: From Archives to Action
Undeterred, Rosaria stepped up. She photocopied the document and fired it off to key authorities: the Irish Ministry of Agriculture and its Italian counterpart. The responses? Telling, to say the least. Ireland sent back a curt two-line thank-you—polite, but utterly uninspired. Italy? Crickets. No acknowledgement at all. In a world quick to embrace synthetic fixes, this tale highlights a timeless truth: Sometimes, the most powerful solutions hide in plain sight, courtesy of the sea.
What if seaweed really is the hero we've overlooked? 

AlgAran Teoranta, a small industry of high quality Seaweed products

Discover AlgAran: Nature's Ocean Bounty in Donegal.
Nestled in the breathtaking landscapes of South West Donegal, AlgAran has been transforming the power of the sea into wellness wonders since its founding in 2004.
Established initially on the Aran Islands (hence the name), the company relocated to this stunning region, where it now stands as a must-visit tourist gem, drawing visitors eager to explore its seaweed secrets.
Handcrafted in Glencolmcille: Pure Seaweed Magic.
From its base near the charming village of Glencolmcille, AlgAran crafts an extensive lineup of seaweed-based products tailored for the health and beauty world.
What sets them apart? Every item is primarily made from wild-harvested seaweeds sourced right from the pristine shores near Kilcar and Glencolmcille.
Imagine the fresh Atlantic waves infusing your skincare routine—pure, potent, and straight from nature! Expertly Formulated for Your Well-Being. Guiding this innovation is a dedicated pharmacologist, armed with a Master's degree in Biological Cosmetology, who collaborated closely with a homoeopathic doctor. Together, they've ensured each product blends science and nature seamlessly, delivering results you can feel and trust.
Committed to Clean, Organic Excellence.
Today, AlgAran Teoranta (that's "Limited" in Irish!) proudly offers certified natural and organic products that say "no" to compromise. You'll never find:

  • Genetically modified ingredients
  • Artificial colourants or harmful chemicals
  • Petroleum derivatives
  • Paraben preservatives
  • Carcinogenic detergents like Sodium Laureth Sulphate

Instead, it's all about ethical, eco-friendly formulations that nurture your skin and the planet.

Ready to dive into the world of seaweed wellness? Visit AlgAran in Donegal and experience the difference for yourself!
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AlgAran mainly sells by word of mouth but also takes part in markets and national and international fairs. Furthermore, for social commitment reasons, AlgAran decided not to use materials deriving from cheap Chinese labour for its gift wrapping and has joined the “Irish Manufacturers Fair Trade” initiative which certifies that its products have really been sourced, manufactured in Irish territory (not imported and sold with a false label of origin) and most of the profit is distributed to the local producers.

AlgAran decided not to use costly advertising in order to maintain a fair price for its products and render them accessible to everyone.