Comparison
Selenium compared
On introdrink.ch, selenium is available from two merchants: as drops from Nature Heart and as a capsule from Annapurna Life. This page sets out the information from both manufacturers side by side, so you can compare form, amount and ingredients directly.
Manufacturers' information
All values are taken from the manufacturers' product pages (as of October 2026). You will find prices and delivery terms at each merchant.
| Feature | Ionic Selenium DropsNature Heart | Selenium 100 µg by Annapurna LifeAnnapurna Life |
|---|---|---|
| Form | Drops | Capsules |
| Selenium compound | Sodium selenite | Selenium yeast (yeast enriched with selenium) |
| Daily serving according to the manufacturer | 2 drops | 1 capsule |
| Selenium per daily serving | 200 µg (364% NRV) | 100 µg (182% NRV) |
| Ingredients | Plant glycerine (from linseed oil), water, lactic acid, sodium selenite, vanilla flavouring | Acacia fibre, capsule shell made of hydroxypropyl methylcellulose, selenium yeast |
| How to take | 2 drops daily, undiluted | 1 capsule daily, swallowed whole with sufficient liquid |
| Manufacturer's notes | Do not exceed the recommended daily intake. | Not for pregnant or breastfeeding women or children. People with liver or thyroid conditions and people taking medication should seek medical advice first. |
Ionic Selenium Drops
Nature Heart
- Form
- Drops
- Selenium compound
- Sodium selenite
- Daily serving according to the manufacturer
- 2 drops
- Selenium per daily serving
- 200 µg (364% NRV)
- Ingredients
- Plant glycerine (from linseed oil), water, lactic acid, sodium selenite, vanilla flavouring
- How to take
- 2 drops daily, undiluted
- Manufacturer's notes
- Do not exceed the recommended daily intake.
Selenium 100 µg by Annapurna Life
Annapurna Life
- Form
- Capsules
- Selenium compound
- Selenium yeast (yeast enriched with selenium)
- Daily serving according to the manufacturer
- 1 capsule
- Selenium per daily serving
- 100 µg (182% NRV)
- Ingredients
- Acacia fibre, capsule shell made of hydroxypropyl methylcellulose, selenium yeast
- How to take
- 1 capsule daily, swallowed whole with sufficient liquid
- Manufacturer's notes
- Not for pregnant or breastfeeding women or children. People with liver or thyroid conditions and people taking medication should seek medical advice first.
The differences
- Form: Nature Heart offers selenium as drops, Annapurna Life as a capsule.
- Amount: The daily serving of the drops contains 200 µg of selenium, the capsule 100 µg.
- Compound: The drops contain sodium selenite, a mineral salt of selenium. The capsule contains selenium yeast, which is yeast that has taken up selenium as it grew.
- Other ingredients: The drops contain vanilla flavouring, the capsule contains acacia fibre as a carrier.
We compare composition, amount and how to take the products. We do not judge which product works better.
Authorised claims for selenium
- Selenium contributes to the normal function of the immune system.
- Selenium contributes to the normal thyroid function.
- Selenium contributes to the protection of cells from oxidative stress.
These claims are authorised for selenium under Regulation (EU) No 432/2012 and apply to both products.
Frequently asked questions
More about Nature Heart · More about Annapurna Life
As a partner of Nature Heart and Annapurna Life, we receive a commission on qualifying sales made through our links. This does not result in any additional cost to you.
Note: Food supplements are not a substitute for a balanced, varied diet and a healthy lifestyle. Do not exceed the stated recommended daily intake. Keep out of reach of young children. This content is for general information only and is not a substitute for medical advice – please consult a doctor or pharmacist if you have health concerns. Any EFSA health claims mentioned refer to the respective nutrients at a sufficient daily intake. References to studies provide scientific context and do not constitute any claim to cure or any health effect.