The Free Ecdysteroid Database

The most trusted resource on the internet for ecdysteroid information. Research guides, brand reviews, product reviews, and independent lab testing.

Compound Research Guides

In-depth guides on each ecdysteroid compound, including benefits, side effects, dosing, and research studies.

Turkesterone

The most popular ecdysteroid. Used by bodybuilders for muscle growth and strength gains.

Ecdysterone (Beta-Ecdysterone)

The second most popular ecdysteroid. Often used alongside or instead of turkesterone.

Ecdysone

The foundational ecdysteroid compound from which others are derived.

Ecdysteroids Overview

Complete overview of the ecdysteroid family of compounds.

Brand Reviews

We review brands and their products to give you unbiased feedback on quality and testing.

Independent Lab Testing

We purchase and test products from across the industry for quality and transparency. Many brands mislabel their products or test for "total ecdysteroids" instead of specific compounds.

View Lab Results

Product Reviews

Individual product reviews with ratings, pricing, and our recommendations.