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Thomas POUPLIN

Thomas POUPLIN

Founder and Managing Director

Public Choice Trophy 2026: a recognition for Thai botanicals

Public Choice Trophy 2026: a recognition for Thai botanicals

On 5 November 2026 in Singapore, LOSiam founder Thomas Pouplin received the Public Choice Trophy at the Trophées des Français de l'ASEAN. What a public vote says about rare Thai materials, green chemistry and sourcing at the farm.

Fresh white pomelo flowers (Citrus maxima) hand-harvested in Chiang Dao, northern Thailand

Pomelo Flower Absolute: The Other Citrus Blossom

Everyone in Thailand knows the pomelo. Almost nobody in perfumery has smelled its flower as an absolute.

Meet the Palette: The Three Naturals LOSiam Discovery Kits

Meet the Palette: The Three Naturals LOSiam Discovery Kits

You don't have to guess where to start in a 20-material catalogue. Three curated kits, one olfactory family each, five pure absolutes on a blotter.

Smoke Before Scent: Inside the Sourcing of LOSiam's Aromatic Litsea Absolute

Smoke Before Scent: Inside the Sourcing of LOSiam's Aromatic Litsea Absolute

Most Litsea cubeba oil is steam-distilled from fresh berries. Ours starts with berries smoked by a Hmong family on Doi Inthanon, then extracted with CO2 instead of steam — a different material entirely, IFRA-conformant and ready for evaluation.

LOSiam's Chiang Mai: a fresh pandan leaf , Fresh Saraphi flowers, Jungle pepper and a tincture

Absolute, Concrete, CO2 Extract, Renewable Solvent: A Perfumer's Glossary of Natural Extraction

Absolute, concrete, CO2 extract, renewable solvent: perfumers use these words constantly, but each marks a distinct point in an extraction process. A working glossary from LOSiam's Chiang Mai lab, illustrated with real ingredients from Tobacco to Teak.

10ml bottle of LLOSiam Teak Wood CO2 Extract, a natural solventless absolute made from upcycled teak sawdust

From Upcycled Sawdust to Signature Scent

How a byproduct nobody wanted became a new fragrance ingredient: LOSiam's Teak Absolute, developed with CMU Biopolis, FIN and Thailand's DIPROM.

Chalood bark (Alyxia reinwardtii), the aromatic vine bark used in LOSiam's absolute

Chalood: The Bark Sold as Cinnamon That Isn't

Sold across Southeast Asia as "white cinnamon," Chalood bark shares nothing with true cinnamon botanically. Meet Alyxia reinwardtii — the coumarin-rich Thai bark behind LOSiam's newest absolute, and the two very different pharmacopeias that have relied on it for centuries