Food · Sweeteners

Tensai-ganmitsu-tou (Beet Sugar with Molasses)

てんさい含蜜糖 (Tensai Ganmitsu-tou)

Also known as: Tensai-ganmitsu, Whole beet sugar, Beet sugar with molasses, Hokkaido beet sugar, 甜菜含蜜糖

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At a glance

Category	Food
Japanese labeling name	てんさい含蜜糖
Common Japanese notations	てんさい含蜜糖, 甜菜含蜜糖, てん菜糖, ビート糖, オリゴ糖含有甘味料
Origin	Whole beet sugar (sugar beet, Beta vulgaris saccharifera) with molasses retained — produced exclusively from Hokkaido domestic sugar beets; principal producers Nippon Beet Sugar (日本甜菜製糖) and Hokuren; the only Japanese-origin sugar that retains natural molasses (other Japanese white sugar uses imported cane and is fully refined)
Typical functions	Premium natural sweetener — Hokkaido domestic origin, retained natural molasses, Functional food sweetener (raffinose oligosaccharide content for gut health positioning), Health-positioning baking and confectionery ingredient, Macrobiotic and natural-food retail, Replacement for refined white sugar in conscious-consumer products
Regulatory status in Japan	Tensai-ganmitsu follows standard food labeling. The 'tensai' (sugar beet) origin disclosure and Hokkaido domestic-source claims are essential for premium positioning. Raffinose content (a unique natural oligosaccharide present in beet sugar but not cane sugar) supports gut-health functional positioning. Multiple FFC (Foods with Function Claims) registrations exist for raffinose-containing products supporting bowel function. Tensai-ganmitsu is not a designated allergen.

Tensai-ganmitsu-tou (てんさい含蜜糖) — whole beet sugar with retained molasses — is a distinctive Japanese-domestic sugar product, produced exclusively from Hokkaido sugar beets and uniquely positioned as the only domestic-origin Japanese sugar that retains its natural molasses (other Japanese sugars in volume retail are produced from imported cane and fully refined to white sugar). The OEM positioning is premium natural sweetener: as the standard Hokkaido domestic sugar for premium and conscious-consumer baking, confectionery, and household retail; as a functional food sweetener (the raffinose oligosaccharide content unique to beet sugar provides gut-health positioning, with multiple FFC registrations supporting bowel function claims); as a macrobiotic and natural-food category ingredient; and as a deliberate alternative to refined white sugar in health-positioning food OEM. The dominant producers are Nippon Beet Sugar (Nittenseito, brand 'Tensai-tou') and Hokuren (brand 'Hokuren Tensai-toh'). Color is a light caramel beige (vs. white sugar) and flavor includes a gentle molasses note. Pricing is approximately 1.5-2.5× standard refined sugar.

Classification

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Product applications

Seasonings & sauces

Functions

Flavoring

Regulatory tags

Culinary ingredient

Origin

Plant-derived

Used in (typical product categories)

Finished-product categories that commonly include this ingredient in Japanese-market formulations.

Tensai-ganmitsu retail packs (powder and granulated formats)
Liquid tensai-shiroppu (beet syrup)
Commercial confectionery and bakery ingredient supply
Functional food sweetener for raffinose-positioned products

What it is

Tensai-ganmitsu is sugar produced from sugar beets (Beta vulgaris saccharifera) without removing the natural molasses — the 'ganmitsu' (含蜜) designation specifically indicates 'molasses-retained.' This distinguishes it from refined beet sugar and from most Japanese white sugar (which is cane-sugar-based and fully refined).

Production: sugar beets are harvested in Hokkaido (October-December peak), processed at Nippon Beet Sugar and Hokuren facilities (Memuro, Bihoro, Ikeda, Shimizu). Sugar beets are diffusion-extracted to produce raw sugar liquid, which is then concentrated and crystallized — without the multiple decolorization, recrystallization, and centrifugation steps used to produce white refined sugar. The result is a light beige granulated or powdered sugar with retained natural minerals and the characteristic raffinose oligosaccharide.

Composition: tensai-ganmitsu is approximately 96% sucrose, 1.5-2% raffinose oligosaccharide (unique to beet sugar), 1-2% moisture, plus trace minerals (potassium, calcium, magnesium, iron). Per 100g: 380 kcal, 0.7g moisture, 0g protein, 0g fat, 89.7g carbohydrates. The raffinose content is the principal functional differentiator — raffinose is a non-digestible oligosaccharide that supports gut microflora and FFC bowel-function claims.

Hokkaido domestic supply: Japan grows sugar beets exclusively in Hokkaido (the climate is unsuitable elsewhere). Annual Hokkaido beet production exceeds 3 million tonnes (yielding ~600,000 tonnes of beet sugar). Domestic beet sugar represents approximately 25% of Japan's total sugar supply (the remainder from imported cane). Tensai-ganmitsu specifically is a smaller fraction (mostly retail and premium OEM positioning).

Typical uses in Japanese products

Premium natural-sweetener retail — Mitsui Sugar's 'Spoon brand Tensai-tou,' Nippon Beet Sugar's 'Tensai-tou,' Hokuren's 'Hokuren Tensai-toh' are the established household retail brands. Positioned for conscious consumers who choose Hokkaido-domestic origin and retained-molasses character over refined white sugar.

Functional food sweetener — raffinose oligosaccharide content supports FFC bowel-function and gut-health claims. Multiple beet-sugar-positioned FFC products exist.

Premium baking and confectionery — small bakeries, premium confectionery makers, and Hokkaido-themed regional retail use tensai-ganmitsu for Hokkaido-origin positioning and the gentle molasses flavor character.

Macrobiotic and natural-food retail — tensai-ganmitsu is one of the established sugar choices in Japanese macrobiotic and natural-food retail.

Conscious-consumer product positioning — the 'unrefined' or 'less-processed' positioning vs. white sugar drives uptake in health-conscious product categories.

For OEM: tensai-ganmitsu retail pack OEM (powder, granulated, liquid syrup formats), commercial baking and confectionery ingredient supply (with Hokkaido origin disclosure), FFC functional food sweetener supply for raffinose-positioned products, macrobiotic/natural-food category ingredient, and Hokkaido-themed regional product OEM.

Regulatory classification in Japan

Standard food labeling. The 'てんさい含蜜糖' or 'てんさい糖' naming and Hokkaido domestic origin disclosure are key positioning claims.

FFC (Foods with Function Claims): multiple raffinose-containing products hold FFC registration for bowel function and gut-health claims. Standard regulatory pathway available.

Distinction from white refined sugar: 'ganmitsu' (含蜜) vs 'bunmitsu' (分蜜, separated-molasses) labeling distinction is important.

Hokkaido origin: producer brands clearly identify Hokkaido domestic sourcing.

Tensai-ganmitsu is not a designated allergen.

Regulatory classification in other markets

EU	Imported as beet sugar with molasses or unrefined beet sugar. Established global beet sugar trade. Japan-origin Hokkaido tensai-ganmitsu positioned as premium specialty.
USA	Imported under FDA standard food procedures. The US has its own beet sugar industry (Western Sugar, etc.) but as fully refined white. Japanese-origin tensai-ganmitsu positioned as premium specialty in natural-food and Asian-American channels.
China	Imported under GACC rules. China has both cane and beet sugar production. Japanese-origin Hokkaido tensai-ganmitsu positioned as premium specialty.
Korea	Imported as Japanese specialty sugar. Korea has limited domestic sugar production. Japanese tensai-ganmitsu positioned as premium specialty in natural-food channels.

Example products

Example finished products will be added after verification of producer (Nippon Beet Sugar / Hokuren / other), product format (powder / granulated / liquid syrup), grade (retail / commercial bulk), and target product application.

All brand names and product names referenced anywhere on this site are the property of their respective owners. Example entries are provided for informational purposes only and do not imply endorsement.

Related ingredients

Used in similar product applications

Other ingredients commonly used in the same finished-product families.

Sharing similar functions

Ingredients that overlap on functional benefit tags.

From the same origin

Other ingredients that share an origin classification.

FAQ for OEM buyers

Q. What's the difference between tensai-ganmitsu (whole beet sugar) and standard Japanese white sugar?

There are two distinct dimensions of difference: (1) Source — Japanese standard white sugar (上白糖, joha-kuto) is produced primarily from imported cane sugar (Brazil, Australia, Thailand) refined in Japan; tensai-ganmitsu is produced exclusively from Hokkaido-domestic sugar beets. The Hokkaido-origin claim is a significant premium positioning element. (2) Refining level — standard white sugar is fully refined (multiple decolorization, recrystallization, and centrifugation steps remove all molasses, minerals, and other components, producing pure sucrose >99.9%); tensai-ganmitsu retains the natural molasses (resulting in light beige color, gentle molasses flavor, retained trace minerals, and crucially the raffinose oligosaccharide content). For OEM positioning: tensai-ganmitsu commands a 1.5-2.5× price premium over white sugar; the Hokkaido domestic origin and 'unrefined' positioning support natural-food, conscious-consumer, and macrobiotic retail; the raffinose content supports FFC functional positioning for bowel function and gut health (multiple registered products exist); the gentle flavor character is appropriate for premium baking and Hokkaido-themed regional products. White sugar remains the volume choice for cost-positioned applications.

Sources · Last reviewed: 2026-04-28

Editorial — Japan sugar industry sourcing reference
Nippon Beet Sugar tensai-tou production specifications

Q. How does the raffinose content of tensai-ganmitsu support functional food OEM positioning?

Raffinose is a naturally occurring trisaccharide oligosaccharide (composed of galactose, glucose, and fructose) that is uniquely abundant in sugar beets but largely absent from cane sugar. Tensai-ganmitsu contains approximately 1.5-2% raffinose, making beet sugar the only common sugar that doubles as a meaningful raffinose source. Raffinose is a prebiotic — it is not digested in the human upper GI tract and reaches the colon where it supports beneficial gut microflora (particularly bifidobacteria). Multiple Japanese FFC (Foods with Function Claims) registrations exist for raffinose-positioned products supporting bowel function and gut microflora balance. For OEM functional food positioning: tensai-ganmitsu can serve as the sweetener in FFC-registered products with bowel-function and gut-health claims, with the raffinose content directly supporting the functional claim. Note that some products use isolated raffinose extract (enriched form) for higher functional dosing, which Hokuren and Nippon Beet Sugar both produce. Standard tensai-ganmitsu retail products typically position around 'natural raffinose-containing sweetener' rather than specific FFC claims, with FFC products requiring the additional registration step.