Best Magnesium Selenium Supplements of 2026

WeightWorld Selenium Tablets provide a potent, yeast-free form of selenium, ensuring high absorption and safety for your body. Taking just one tablet daily helps support your immune system and thyroid function, contributing to your overall health. These tablets also promote gorgeous hair and strong nails, protecting cells from oxidative stress, which can accelerate ageing. With a year's supply in each bottle, you can easily maintain your wellness without the hassle of hard-to-swallow capsules.

The Earthier Selenium Supplement provides a potent blend of 200mcg of Selenium along with Iodine and Silica, all sourced from 100% certified organic whole-food extracts. Selenium is essential for supporting your immune system and maintaining normal thyroid function. Iodine plays a crucial role in the production of thyroid hormones, ensuring your thyroid operates effectively. This supplement is crafted from real foods, offering you a natural and preservative-free option to boost your health.

Selenium Capsules by Swiss BioEnergetics offer a high potency formula without unwanted additives, ensuring you receive a clean supplement. The Selenomethionine used is highly bioavailable, making it easier for your body to utilise compared to other forms of selenium. These capsules are pure and free from common allergens, suitable for both vegetarians and vegans. Manufactured in the UK under strict GMP standards, you can trust that you're getting a consistently high-quality product to support your health.

Health Leads Selenium Capsules offer essential support for your thyroid gland, ensuring it functions optimally. Selenium is a key component of the body's antioxidant defence system, helping to protect your cells and tissues from damage. With no nasty additives, you can feel confident in what you're taking. Each vegetarian capsule contains selenium paired with organic rice flour, making it a convenient choice for those seeking a clean supplement. Manufactured in the UK, these capsules prioritise quality and purity.

Solgar Selenium Tablets are designed to support your overall health. These yeast-free tablets provide 200 µg of selenium, a crucial mineral for maintaining healthy hair and nails while also bolstering your immune system. By ensuring adequate selenium levels, you can protect your cells from oxidative stress caused by free radicals. This product is crafted with a commitment to purity, using organically bound selenium to suit those with yeast intolerances. With just one tablet a day, you can easily incorporate this essential nutrient into your routine.

Zipvit Selenium Tablets are designed to nourish your skin, hair, and nails, keeping them looking their best. The powerful combination of selenium and Vitamins A, C, and E promotes a radiant complexion and supports strong hair and nails, perfect for your daily beauty routine. These tablets also play a crucial role in maintaining thyroid and reproductive health, making you feel your best every day. Additionally, they help strengthen your immune system, ensuring you stay healthy and ready to tackle daily challenges.

Horbaach Selenium Tablets provide a high strength formula delivering 200mcg of selenium per tablet, essential for maintaining your overall health. Selenium is a trace mineral that supports various bodily functions, ensuring you get the nutrients you need. These easy-to-swallow tablets could fit seamlessly into your daily routine, allowing you to enjoy the benefits of selenium without hassle. Suitable for vegans, these tablets are free from artificial colours, flavours, or preservatives, making them a great choice for health-conscious individuals.

The NAF Selenium Supplement offers a sleek design that enhances its aesthetic appeal, making it an attractive addition to your wellness routine. Its versatile functionality ensures that it can be used in various ways, catering to different health needs. You can rely on its reliable performance to support your nutritional intake effectively. With these features, this supplement makes it easier for you to maintain your health and wellbeing effortlessly.

Wassen Selenium ACE+D is a powerful immune health supplement enriched with Vitamin C, essential for boosting your immune system and maintaining skin integrity. It optimises your selenium intake, which is crucial for reducing tiredness and supporting thyroid function. The formulation also includes Vitamin E, providing enhanced cell protection against oxidative stress, which can occur during inflammatory states. Manufactured in the UK with natural ingredients, this supplement ensures you receive a high-quality product for your overall well-being.

The WFN Selenium Complex provides a high-dose blend of three bioavailable forms of selenium: Sodium Selenite, Selenomethionine, and Selenium Yeast. This combination supports your immune system and thyroid function, helping to maintain normal hair and nails while protecting your cells from oxidative stress. With 365 easy-to-swallow tablets in one can, you enjoy a daily supply of 200µg of elemental selenium for a whole year. As a vegan supplement, it is free from unnecessary additives, ensuring you receive only what you need.