NOW Foods Supplements, Selenium (L-Selenomethionine) 100 mcg, Essential Mineral*, 250 Tablets

Customers find this selenium supplement to be a high-quality product that provides health benefits, particularly for thyroid health and immune system support. They consider it good value for money and report it works effectively, with one customer noting it helped resolve mineral deficiencies. While some customers find the capsules easy to swallow, others report difficulty with this aspect. Similarly, experiences with side effects are mixed, with some customers reporting no issues while others experienced stomach aches and violent reactions.