Sweeteners/Natural high-intensity

Monk Fruit

Also known as: Luo han guo, Mogroside V

ExcellentNatural high-intensity

Mogrosides from Siraitia grosvenorii. 150–250× sweeter, no glycemic effect, cleaner aftertaste than stevia.

86
SweetSpot score
Sweetness vs sugar
200×
Glycemic index
0
no glucose response
Calories
0 kcal/g
Verdict
Excellent

At a glance

6 of 10 metrics graded

How Monk Fruit compares to table sugar on the three numbers most people actually want.

Sweetness vs sugar
200×
vs sugar 1×
Used in trace amounts
Glycemic index
0
vs sugar 65
No glucose response
Calories per gram
0 kcal
vs sugar 4 kcal
No calories
SweetSpot score
86/100
AvoidPoorModerateGoodExcellent

Ten-metric breakdown

See methodology →
  • Taste quality
    Weight 20%
    80
  • Glycemic impact
    Weight 18%
    85
  • Naturalness
    Weight 10%
    90
  • Tooth friendliness
    Weight 8%
    85
  • Overall safety
    Weight 14%
    Pending
  • Digestive comfort
    Weight 8%
    95
  • Gut microbiome
    Weight 8%
    Pending
  • Aftertaste
    Weight 6%
    Pending
  • Sustainability
    Weight 4%
    Pending
  • Allergen safety
    Weight 4%
    95

Source: public.sweeteners snapshot, refreshed 2026-04-27. "Pending" cells are catalogued but not yet graded by SweetSpot research.

What it actually is

Monk fruit (luo han guo) sweetness comes from a family of cucurbitane-type triterpene glycosides called mogrosides — primarily mogroside V. They are 150–250× sweeter than sucrose, calorie-free, and not absorbed in the small intestine. Gut microbes break the sugar moieties off; the aglycone is excreted.

Most blind tasters rate monk fruit as cleaner than stevia, with less of the metallic / liquorice tail. The trade-off is price — monk fruit is the most expensive natural high-intensity sweetener on the shelf, which is why most retail products bulk it with erythritol or allulose.

FDA has accepted multiple GRAS notifications. The EFSA dossier is still in review, so monk fruit is not yet broadly approved in the EU — a regulatory quirk worth knowing if you are formulating cross-Atlantic.

What it does well
  • Cleaner taste than stevia for most tasters
  • Zero calories, zero glycemic impact
  • Heat-stable
Where it falls short
  • Expensive; almost always blended with erythritol or allulose
  • Not yet EFSA-authorised — limited EU availability
  • Some sensitivity in a small minority of users (rare)

Regulatory status

FDA (United States)
GRAS (since 2010)
EFSA (Europe)
Under review (not yet authorised in EU)
Acceptable daily intake
FDA: not specified — no observed adverse effect

In practice

Best for
  • Coffee, baking, anywhere stevia leaves an aftertaste
Avoid if
  • Strict EU regulatory compliance required
Where you'll find it

Lakanto, SweetLeaf monk fruit, Smart Sweets

The evidence

Selected peer-reviewed sources behind the score. Open access where possible. Read our scoring methodology for how we weight evidence tiers.

Recommended swaps

Higher-scoring alternatives that perform similarly in use.

Stevia
78

Steviol glycosides from Stevia rebaudiana. 200–400× sweeter than sugar, zero glycemic.

Allulose
88

A rare sugar that tastes 70% as sweet as sucrose with ~10% the calories and a negligible — sometimes mildly suppressive — insulin response.