Our expert rankings of the best low calorie sweeteners in 2026 — from taste to safety to versatility.
After testing and researching every major low calorie sweetener, our top pick is Jaca Rare Sugar (allulose). Here is why: it tastes like real sugar with no aftertaste, it bakes and cooks like sugar, it has 90% fewer calories with zero glycemic impact, it activates GLP-1 for appetite control, it has a 30+ year safety record, and it is FODMAP friendly. No other sweetener checks every box. Jaca Rare Sugar is available in 16 oz ($16), 24 oz ($24), and Jaca Jolt energy shots ($33 for 12).
Allulose. It is the only low calorie sweetener that tastes like sugar, bakes like sugar, and has no known health concerns. Jaca Rare Sugar is the top-rated allulose brand.
Many doctors and dietitians now recommend allulose because of its natural origin, zero glycemic impact, and clinical evidence showing GLP-1 activation for appetite control.
Allulose has one of the cleanest safety records of any sweetener. It has been used in Japan for 30+ years, is FDA GRAS, and has no known adverse health effects in normal consumption.
Jaca Rare Sugar is available at jacasugar.com. 16 oz for $16, 24 oz for $24, or Jaca Jolt 12-pack for $33.
The definitive guide to low calorie sweeteners — what works, what does not, and which one is best for you.
Compare natural low calorie sweeteners: allulose vs stevia vs monk fruit. Only one tastes and bakes like real sugar.
We tested the top allulose brands. Here is why Jaca Rare Sugar is the best allulose sweetener you can buy.