The 7 Best Vegan Fat Burners Backed By Science (2026)

This post may contain affiliate links, which means I may receive a small commission, at no additional cost to you, if you purchase through these links. See my full disclosure here.

There are many non-vegan fat-burners out there, but the reason they’re not vegan is not exactly related to the actual ingredients that provide the fat-burning benefits.

What actually makes most fat burners non-vegan are the capsules.

Today, you can find two types of empty capsules: the conventional gelatin caps, and their vegan counterparts. The gelatin-based capsules are formed using animal collagen, a protein obtained from connective tissues, as well as certain organs.

Veggie capsules are formed by vegetable cellulose. Generally, the cellulose of choice is Hydroxypropyl methylcellulose, which is extracted from the bark of pine and spruce trees.

If you’re interested in fat burners (w/ vegetable caps) that are credible and effective, we found various vegan-friendly fat burners that fit the criteria:

fat burner by transparent labs

Transparent Labs

  • Clinically tested ingredients;
  • It may actually boost metabolic rate;
  • 100% transparent formula;
  • Free from GMOs, gluten, and artificial ingredients.