In brief: Sucralose is a low-calorie intense sweetener, around 600 times sweeter than sugar.
Current safety assessment
| Point | Interpretation |
|---|---|
| Additive number | E955 |
| ADI | 15 mg/kg body weight/day |
| Current EU uses | Still considered safe in 2026 |
| New extended uses | Not automatically confirmed |
EFSA confirmed in 2026 the existing ADI and the safety of currently authorised uses.[1]
Gut and blood sugar
Studies on microbiome and glucose metabolism are not fully consistent. Single findings do not justify either health hype or alarmism.
FAQ
Is sucralose carcinogenic?
EFSA currently sees no such risk at authorised uses.
Does sucralose contain calories?
Very little in usual amounts.
Does it affect blood sugar?
Effects are not consistent across studies.
Is unlimited intake sensible?
No.
Conclusion
Sucralose can replace sugar, but overall diet quality matters more than one sweetener.
