Selenium – Essential Mineral for Antioxidant
Defence, Immunity & Thyroid Health

Selenium – Essential Mineral for Antioxidant Defence, Immunity & Thyroid Health
Brand: Puritan’s Pride®
Variant Covered: Selenium 200 mcg from Selenium Yeast
Product Overview
Selenium is a trace mineral that plays a powerful role in human health. It is a key part of antioxidant systems, immune response, thyroid hormone metabolism, and even supports cognitive and cardiovascular health. Puritan’s Pride Selenium 200 mcg is sourced from selenium-enriched yeast, offering a natural and highly absorbable form of selenium for safe daily use.
Functions & Therapeutic Benefits
1. Antioxidant Protection
- Selenium is a core part of glutathione peroxidase, one of the body’s strongest antioxidant enzymes.
- It helps protect cells from oxidative stress that can lead to chronic diseases and aging.
2. Immune System Support.
- Selenium strengthens immune cell function, enhancing the body’s defence against viral and bacterial infections.
- A deficiency may impair white blood cell activity.
3. Thyroid Hormone Balance
- Essential for the conversion of inactive T4 to active T3 thyroid hormone.
- Helps support a healthy metabolism and hormonal stability.
4. Cognitive & Mood Benefits
- Low selenium is linked to poor memory, mood changes, and mental fatigue.
- Antioxidant properties may help protect the brain from age-related cognitive decline.
5. Cardiovascular Wellness
- Selenium helps reduce inflammation in blood vessels and may lower the risk of heart disease when taken at appropriate levels.
Who Needs Selenium?
- Adults seeking immune and antioxidant support
- Individuals with thyroid imbalance or autoimmune thyroiditis
- Older adults looking to maintain cognitive sharpness
- People in high-stress or polluted environments
- Those with signs of mineral deficiency
Symptoms of Selenium Deficiency
- Fatigue and low energy
- Weak immunity or frequent infections
- Slurred speech or muscle weakness
- Hair loss, brittle nails
- Signs of low thyroid activity (cold intolerance, weight gain)
Puritan’s Pride Product Highlight
Product
Source
Best Used For
Selenium 200 mcg
Selenium-enriched yeast
Daily immune, antioxidant, and thyroid support
How to Use
- Dosage: Take 1 tablet daily with a meal
- Form: Vegetarian tablet
- Safety: Do not exceed 400 mcg/day unless directed by a physician
- Duration: Safe for long-term use at the recommended dosage
Side Effects & Precautions
Selenium is generally safe when used as directed. However, excessive intake can lead to symptoms such as:
- Nausea or digestive upset
- Garlic-like breath odour
- Hair loss, nail changes
- Neurological symptoms (in rare cases)
Consult your doctor if you are taking thyroid medications, chemotherapy, or anticoagulants (blood thinners).
Frequently Asked Questions
Q. How long before I notice a difference?
Q. Is selenium yeast safe?
Q: Can I get selenium from food?