What are selenium supplements?

Selenium supplements are nutritional products designed to supply your body with this essential trace element. They support cell protection, immune function and energy metabolism. Selenium comes in various forms – capsules, tablets, drops or powders – and can be either organic or inorganic. High-quality selenium products help you meet your individual needs reliably and safely.

Is it useful to take selenium?

Yes – targeted selenium intake can be highly beneficial, especially if your requirements are elevated or your diet doesn’t provide enough selenium.

What are the benefits of selenium supplements?

They protect your cells from oxidative stress, support immune function, and help maintain thyroid balance. A great choice for daily resilience and long-term vitality.

Which selenium tablets or supplements are good?

The best selenium supplements contain only what your body truly needs – with clean formulations and dosages tailored to your lifestyle. We always recommend speaking with your doctor for personalized advice.

Are selenium supplements safe?

Yes – when taken in appropriate amounts, they are well-tolerated and safe. Choose high-quality products and stick to the recommended dosage. If in doubt, especially with high-dose use, consult your doctor first.

Which selenium form has the best bioavailability?

Organic selenium (like selenomethionine from selenium yeast) is known for its excellent absorption and storage capacity. Inorganic selenium (like sodium selenite) is absorbed quickly and eliminated easily if necessary. Ask your doctor which option and dose are best for your needs.

Who should not take selenium?

If you’re unsure about your selenium status or already well-supplied, don’t supplement on your own. It’s best to test your levels and speak with a healthcare provider to determine what your body really needs.

What shouldn’t be taken together with selenium?

Organic selenium is generally safe to combine with other nutrients. In contrast, sodium selenite should not be taken at the same time as high-dose vitamin C or trace elements like zinc. Leaving about an hour between doses helps ensure proper absorption.

Where can I buy BIOGENA selenium?

You can buy BIOGENA selenium supplements online in our webshop or directly in our BIOGENA stores. There you’ll find premium-quality selenium products – developed with our pure substance principle and tailored to your individual needs.

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Selenium supplements

Selenium is a vital trace element that helps protect your cells from oxidative stress. Since your body can’t produce it on its own, you need to supply it daily through your diet.

6 results

Filters & sorting

Biogena Essentials
Selenium forte
Concentrated supply with 200 µg of selenium
€36.90
Biogena Essentials
Selenium natural
Organically bound selenium from selenium yeast
€30.90
Biogena Essentials
Sodium Selenite 200 µg
The premium selenium booster with 200 µg of selenium per capsule
€41.90
Biogena Essentials
Thyrocare® Calm Thyroid Complex
Your support with B vitamins for psychological balance* & selenium for normal thyroid function*
€43.90
Biogena Essentials
Thyrocare® Active
Supplement with selenium for the thyroid and B-vitamins for energy.
€39.90
Biogena Essentials
Erdensalz® Minerals
With potassium, magnesium, zinc and selenium
€26.90

High-quality selenium supplements from BIOGENA

Selenium does more than support cellular protection. It also plays a key role in various body systems – from immune defense to energy metabolism. If you’d like to buy selenium, BIOGENA is your ideal partner: as a premium Austrian manufacturer, we offer selenium supplements of uncompromising quality – naturally free from unnecessary additives.

Selenium as a supplement – intentional and tailored

If you’re looking to boost your selenium intake through supplementation, there are several forms to choose from. The most common include selenium capsules, drops, and tablets. A high-quality selenium supplement can give your body targeted support – especially when your dietary intake falls short. Supplementation is especially useful after a blood test confirms a low selenium status.

Selenium capsules, drops or tablets?

At BIOGENA, all capsule products are made to pharmaceutical-quality standards.
They offer outstanding purity without artificial colors, binders, or separating agents – making them particularly well-tolerated and highly bioavailable.
That’s why we generally recommend capsules over tablets.
No matter the format, it’s worth taking a closer look at the ingredients. Less is more – true to BIOGENA’s philosophy.

Is selenium vegan?

Yes – selenium supplements are typically made with vegan-friendly ingredients, whether organic or inorganic in form.

Natural selenium – for better bioavailability

If you're looking for the most bioavailable option, organic selenium like selenomethionine is a smart choice. This form naturally occurs in plant-based foods. In our premium product BIOGENA Selenium natural, selenium is sourced from inactivated selenium yeast – a form that offers excellent bioavailability and long-term storage in the body.

Discover our natural selenium

High-dose selenium – only when needed

In specific situations – such as high demand or on medical advice – selenium supplements can be taken in higher doses. Both organic forms (like selenomethionine) and inorganic forms (such as sodium selenite) may be used.

Organic selenium is especially suitable for sustainably replenishing your body’s selenium stores. Inorganic selenium is absorbed more quickly and can be eliminated more easily if not needed.

Discover our high-strength selenium

Which selenium is best?

That depends entirely on your personal needs. If you want to steadily rebuild your levels, organic selenium (like selenomethionine) is ideal. For a fast-acting option, sodium selenite might be more suitable. If you’re unsure, speak to your doctor for advice tailored to your goals.

Our sodium selenit capsules

Selenium complex vs. single ingredients – which is better?

At BIOGENA, we deliberately focus on pure, single-substance formulations rather than complex blends. This allows your body to absorb and use each ingredient efficiently and in a targeted way.

Selenium combined with zinc, magnesium & potassium – a smart matchn

Thoughtful nutrient combinations – such as selenium with zinc, magnesium, or potassium – can work in harmony to meet elevated needs. These synergistic formulas are great for people with higher demands or active lifestyles where mineral intake plays an essential role.

Our product recommendation

Erdensalz® Minerals

€26.90

Buy now

Our product recommendation

Erdensalz® Minerals

€26.90

Buy now

Our test winner: BIOGENA Selenium natural

Searching for the best selenium supplement? Our in-house winner: BIOGENA Selenium natural. This formula delivers naturally bound selenium from Lalmin® Se1000 – a high-grade, organic source derived through gentle yeast fermentation. Thanks to this careful production process, the selenium remains especially bioavailable and reliably supports your well-being.

BIOGENA Selenium natural – your natural path to optimal selenium support.

Natural Selenium

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