Bonde på fält i Kina – illustration till artikel om Turkesterone och ecdysteroider
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Turkesterone and Ecdysteroids: How to Tell the Terms Apart

On many tubs the word turkesterone appears right on the front, but that information mostly tells you what the manufacturer wants to highlight. What can actually be checked is found in the ingredient list and in the table of content per daily dose. There you'll find figures in milligrams, sometimes a percentage, and often a recommendation for how many capsules count as a daily portion.

Words that are easily mixed up

Turkesterone belongs to a larger group of substances often called ecdysteroids. On product pages you may therefore see several closely related words that look like they mean the same thing, even though they refer to different levels of precision.

Turkesterone

Turkesterone is used as a specific term, often linked to the plant Ajuga turkestanica in product texts. Sometimes the name appears in the heading while the ingredient list only mentions a plant extract, so it's wise to check that the raw material is actually stated in the list.

Ecdysteroids

Ecdysteroids is a collective name. USADA describes ecdysteroids as steroid-like substances that occur naturally in insects, certain plants and certain fungi. When a label states total ecdysteroids in percent, it usually means the figure refers to a whole group, not a single substance.

Ecdysterone

Ecdysterone is another name that can appear on tubs and in e-commerce. It's also used for 20-hydroxyecdysone, which is a common ecdysteroid in research and product descriptions. Some stores have products marketed as ecdysterone without the word turkesterone appearing at all, so the wording on the front isn't enough to understand what's actually included.

Where the numbers tend to be

The same product page can contain a lot of text, but the part you can actually calculate with is often gathered in a couple of lines. On tongkatbutiken.se, details are often found under tabs named product description and content and dosage, and in the turkesterone listing there's a longer introduction that leads on to the products.

Ingredient list

The ingredient list shows which raw materials are included. According to the Swedish Food Agency's rules for food supplements, an ingredient list must appear on pre-packaged products, and the amount of substances with a nutritional or physiological effect must be discernible. That's why the ingredient line is a better starting point than a heading in an ad.

Daily dose table

The table shows how much counts per capsule or per recommended daily dose. If the daily dose is 2 capsules, you always calculate based on two capsules, even if the mg per capsule looks high. A tub of 60 capsules lasts 30 days at 2 capsules per day, and that reach is often more important than a single mg figure.

Number of capsules

The number of capsules is needed to calculate the total amount per tub. If one capsule contains 500 mg of extract and the tub contains 60 capsules, the total amount of extract comes to 30,000 mg. That figure lets you compare two products even when the daily dose differs.

Three ways amount is usually stated

Texts about turkesterone can look different, but amount tends to be expressed in one of three ways. You get a safer comparison once you first identify which way is being used.

Mg of plant extract

Many labels only state the plant extract in mg. Then you can calculate daily dose and tub count directly. If the capsule shows 500 mg and the daily dose is 2 capsules, the daily amount becomes 1000 mg of extract.

Standardisation in percent

Some products state a percentage, for example 10 percent of a named fraction. If the capsule contains 500 mg of extract and the standardisation is 10 percent, you can calculate 0.10 times 500. The result is 50 mg of the stated fraction per capsule, and 100 mg per day at 2 capsules.

Unclear blends

Sometimes there's a blend or a proprietary blend listed without each ingredient having its own mg figure. Then you can't calculate the turkesterone amount the same way. The most concrete thing you can do is note that the information is missing and compare with a product where the amount is clearly stated.

Text versus table

In e-commerce, a substance name can be used as the main heading even when amount and standardisation are unclear. Then the table becomes your checkpoint. A line that says 500 mg extract per capsule can be calculated with, while a phrase about increased muscle mass can't be checked in the same way. The EU regulation on nutrition and health claims governs which claims may be used for foods, and some phrases can therefore be more marketing than measurable information.

A calculation example you can copy

An example shows how the numbers connect when both mg and percent are stated. Imagine a tub where the capsule contains 500 mg of extract. The label also states that the extract is standardised to 10 percent of the fraction listed as ecdysteroids. The daily dose is 2 capsules and the tub contains 60 capsules.

The calculation is then simple. 500 mg times 0.10 is 50 mg per capsule. Two capsules a day gives 100 mg per day. If you want to calculate the total amount of that fraction for the whole tub, you take 60 capsules times 50 mg and get 3000 mg. Then you know which figure you're comparing, provided the standardisation refers to the same fraction on both products.

Traceability on the tub

The label often contains information beyond ingredients. Batch number and best-before date link the tub to a particular manufacturing run, and that becomes relevant if the manufacturer refers to analysis documents. Warning texts are also common on dietary supplements in Sweden. Examples are not exceeding the recommended daily dose, that supplements should not replace a varied diet, and that the product should be stored out of reach of small children. Such lines say nothing about turkesterone itself, but they show you're looking at a product that follows common requirements for dietary supplements.

Gaps that affect interpretation

Some product texts use big words but leave small gaps that make comparison uncertain. One example is when turkesterone is mentioned in the heading but the ingredient list only shows a plant extract without standardisation. Another example is when a percentage is stated without the mg amount of the extract being given, since you then can't convert the percentage to milligrams.

You can also come across unclear wording around the plant source. If the plant name is missing, or if the plant part isn't stated, it becomes hard to know if two products are built on the same raw material. In those cases it's reasonable to stick to what's actually written and avoid guessing.

Note for competitive sport

WADA published the 2026 Prohibited List, effective from 1 January 2026. USADA writes that ecdysteroids, where turkesterone is usually mentioned, are not prohibited under WADA rules but are on the WADA Monitoring List. Rules can change, so anyone competing always needs to check the current list and their federation's guidelines before using a new supplement.

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Daniel Lazarevic

Daniel Lazarevic

Daniel är en engagerad tränings- och kosttillskottsexpert med lång erfarenhet av styrketräning och marknadsföring. Han brinner för att testa nya tillskott, fördjupa sig i innehåll och dela med sig av kunskap som hjälper dig att nå dina mål på ett effektivt sätt. Du kan nå Daniel på info@tongkatbutiken.se.