Maple Syrup: Nutrition Facts, What Makes It Different From Other Sweeteners, and an Honest Assessment

Maple syrup shares the same basic position as honey and jam in this nutrition facts collection — it’s a concentrated sugar product that should be counted as added sugar and used as a flavoring rather than a nutritional food. But it has two genuinely unusual figures that set it apart from other sweeteners: 127% of the daily manganese requirement and 98% of daily riboflavin per 100g, according to USDA. Add useful zinc (13% DV), calcium (8% DV), and potassium (5% DV), plus a range of polyphenols, and maple syrup is one of the most nutrient-rich sweeteners available — though all of that sits alongside 60.5g of sugar per 100g, which remains the more important nutritional reality.

Maple Syrup Nutrition Facts (per 100g)

Maple Syrup Nutrition Facts (per 20g serving — approximately 1 tablespoon)

Even a single tablespoon provides a quarter of the daily manganese requirement and a fifth of daily riboflavin — genuinely notable figures for a condiment-sized portion.

Vitamins in Maple Syrup (per 100g)

The surprise: USDA lists 1.27mg of riboflavin per 100g of maple syrup — 98% of the daily value, and about 20% per tablespoon. Riboflavin forms the FAD and FMN coenzymes the body uses to turn food into energy. Otherwise, maple its vitamin content is negligible — the thiamine (6% DV per 100g) amounts to about 1% per tablespoon.

Minerals in Maple Syrup (per 100g)

Standout: The manganese figure is remarkable — 127% of the daily value per 100g. It isn’t added; it comes naturally from the maple sap and is concentrated as the sap is boiled down. Manganese is needed for enzymes involved in bone and cartilage formation, for the mitochondrial antioxidant enzyme MnSOD, and for several metabolic reactions. Even one tablespoon delivers a quarter of the daily requirement. Maple syrup also provides useful zinc (13% DV) and some calcium (8% DV) — though very little copper, at 2% DV.

How Maple Syrup Is Made: Why It Contains Minerals at All

The production process explains why it contains meaningful minerals when most other sweeteners contain almost none.

The Tapping Process

Maple syrup is made mainly from the sap of sugar maple trees (Acer saccharum) in northeastern North America — Quebec, Ontario, Vermont, New York, and neighboring regions. Each spring, as temperatures swing between freezing nights and warmer days, pressure changes inside the tree push sap out through taps drilled into the trunk.

This sap is a dilute solution — typically only about 2–3% sugar — but it also carries minerals the tree has drawn up from the soil, including manganese, zinc, calcium, magnesium, and potassium. So the sap isn’t pure sugar water; its mineral content reflects the tree and the soil it grows in — which is also why mineral levels vary from one syrup to another.

Boiling It Down

The sap is boiled to evaporate water, concentrating it roughly 40-fold — it takes about 40 liters of sap to make 1 liter of syrup. The sugar rises from around 2–3% to about two-thirds of the syrup, and the minerals are concentrated along with it.

That’s why maple syrup contains far more minerals than refined sugar (essentially pure sucrose) or corn syrup. The minerals are the tree’s own, concentrated simply by removing water — not added or fortified.

The Polyphenol Content: What the Research Shows

Researchers have identified dozens of different polyphenolic compounds in maple syrup — a more diverse range than in most sweeteners. The best known is quebecol, which forms during the boiling process (it isn’t present in raw maple sap), alongside compounds such as ferulic acid, caffeic acid, coumarins, and various flavonoids.

What the research has found: laboratory studies have found antioxidant activity in maple syrup extracts, and some have found effects on enzymes linked to type 2 diabetes. In 2011, researchers at the University of Rhode Island attracted wide media attention when they identified quebecol and studied its potential anti-inflammatory properties.

The honest qualification: most of this research was done on extracts in the laboratory, not in people. The amount of polyphenols in a tablespoon of maple syrup is likely too small to have a meaningful effect in the body. These findings are genuinely interesting and do set maple syrup apart from refined sugar, but they’re no reason to eat more of it.

The fair framing: maple syrup contains real polyphenols with antioxidant properties in lab tests — more than refined sugar or corn syrup — but at typical serving sizes they’re a small bonus, not a health justification.

The Grade System: What the Colors Mean

Maple syrup is graded by color and flavor, under a system now shared by the US and Canada. Understanding it helps you choose the right syrup for different uses:

A practical note: darker syrups tend to contain more polyphenols, according to laboratory analyses, alongside their stronger flavor. Mineral content varies more with the trees, soil, and production than with grade alone — USDA’s two maple syrup entries, for example, differ noticeably in manganese and zinc, as the comparison below shows.

Maple Syrup vs Other Sweeteners

Maple syrup has far more manganese, zinc, and riboflavin than honey, jam, or maple-flavored pancake syrup — and table sugar, being pure sucrose, has essentially none. The only common sweetener that rivals it for minerals is blackstrap molasses, which has a much stronger, more bitter flavor that limits its everyday use. If you’re going to use a sweetener and want a mild, pleasant-tasting one, real maple syrup offers one of the best nutrient profiles available.

Honest Blood Sugar Assessment

Maple syrup’s glycaemic index has been measured at around 54 — moderate, and somewhat lower than table sugar’s GI of about 65, though few tests have been done. It still produces a meaningful rise in blood sugar, particularly in generous servings, and it should be counted as added sugar rather than treated as a low-glycaemic sweetener.

The GI difference shouldn’t be overstated. At the amounts people actually use, the blood sugar difference between maple syrup, honey, and table sugar is small, so it makes more sense to choose between them on flavor and nutrient content than on glycaemic index.

Practical Guidance

Use it for flavor, count it as sugar — as with honey and jam, maple syrup is a flavoring, not a nutritional food. Count it as added sugar within your daily budget.

One tablespoon at a time — a tablespoon (20g, about 52 calories and 12g of sugar) gives plenty of flavor plus a quarter of daily manganese and a fifth of daily riboflavin — a sensible condiment portion.

Choose by flavor — darker grades have a stronger taste and tend to contain more polyphenols; lighter grades are milder. Either way, the nutritional differences at a tablespoon are small.

Make sure it’s real maple syrup — many “pancake syrups” contain little or no maple syrup and are mostly corn syrup with flavoring. As the comparison table shows, a pancake syrup containing 2% maple has a fraction of the manganese and almost none of the zinc or riboflavin of real maple syrup. Real maple syrup lists only “maple syrup” in its ingredients.

The Production Geography Story

Roughly 70% of the world’s maple syrup comes from Quebec, Canada — one of the most geographically concentrated major food products in the world. Quebec’s producers’ organization, Quebec Maple Syrup Producers, manages supply in a way often compared to OPEC, including maintaining a strategic reserve of syrup to smooth out poor harvests. In 2011–2012, thieves stole around 3,000 tonnes of syrup — worth about C$18 million — from this reserve, in what became known as the Great Canadian Maple Syrup Heist, one of the more unusual major thefts in food history.

Potential Considerations

Still counts as added sugar — despite its minerals, riboflavin, and polyphenols, maple syrup should be counted as added sugar in your daily intake.

Blood sugar — moderate glycaemic index, but still a meaningful blood sugar response at realistic serving sizes; people managing diabetes should account for it.

“Pancake syrup” isn’t maple syrup — as discussed above, check the ingredients if the minerals and polyphenols matter to you.

Cost — real maple syrup is much more expensive than pancake syrup or sugar, reflecting the labor and energy needed to collect and boil down the sap.

Nutrient data: USDA FoodData Central, SR Legacy — syrups, maple (FDC ID 169661). Comparisons from SR Legacy: syrup, maple, Canadian (FDC ID 170276); syrups, table blends, pancake, with 2% maple (FDC ID 168838); honey (FDC ID 169640); and jams and preserves (FDC ID 169641). Glycaemic index values from published GI testing. % Daily Values use the FDA’s current Daily Values.