Selenium 100 mcg
NOW
Selenium 100 mcg
4.6
★ ★ ★ ★ ★
(130 ratings)
Selenium 100 mcg
Score 96.0
An outstanding value selenium supplement featuring the highly bioavailable L-Selenomethionine form at a very affordable price, ideal for daily foundational support.
Quantity: 250 Tablet(s)Servings size: 1 Tablet(s) (250 servings)
Selected goals:
Other goals:
Immunity
General Health
Anti-Aging
Skin Health
Metabolism Boost
leaderboard Score 96.0
An outstanding value selenium supplement featuring the highly bioavailable L-Selenomethionine form at a very affordable price, ideal for daily foundational support.
insights Analysis
NOW Selenium 100 mcg stands out for its outstanding value proposition in the selenium supplement market. It utilizes L-Selenomethionine, an organic and highly bioavailable form of selenium, ensuring efficient absorption and utilization within the body. This makes it highly effective for supporting a range of health goals, including boosting immunity, contributing to general health, providing anti-aging benefits through its antioxidant power, supporting skin health, and aiding metabolism by optimizing thyroid function. At just $0.04 per serving, it offers superior quality at an incredibly competitive price. While the 100mcg dose is perfect for maintenance and prevention, those seeking higher therapeutic effects might consider NOW's 200mcg option, which also offers exceptional value.
- Features premium L-Selenomethionine form for high bioavailability.
- Offers an extremely low price per serving, providing outstanding value.
- Comes from NOW Foods, a highly reputable and trusted brand in the supplement industry.
- The 100mcg dose might not be sufficient for individuals requiring higher therapeutic levels of selenium.
$10.40($0.04 per serving)
 Daily Vita | $ 10.40 | |
 Vitacost | $ 10.59 |
bolt Effectiveness for goals
Some observational studies have explored a potential association between higher selenium levels and a reduced risk of certain cancers. However, intervention studies with selenium supplements have yielded mixed and sometimes contradictory results. The National Cancer Institute does not recommend selenium supplements specifically for cancer prevention.
Selenium is an essential trace mineral that plays a vital role in various bodily processes. It acts as an antioxidant, supports thyroid hormone metabolism, and is crucial for immune system function. Adequate intake is necessary for overall health.
Selenium is a component of selenoproteins, many of which function as enzymes involved in antioxidant protection. These enzymes help protect cells from oxidative damage caused by free radicals. This role contributes to maintaining cellular integrity.
Selenium is a key component of several selenoenzymes, including glutathione peroxidases, which are powerful antioxidants. These enzymes help protect cells from damage caused by free radicals and oxidative stress. This contributes significantly to cellular health and disease prevention.
The thyroid gland has a high concentration of selenium, which is crucial for the proper functioning of thyroid hormones. Selenoproteins help regulate thyroid hormone synthesis and metabolism. Adequate selenium intake supports overall thyroid function.
schedule Dosage, timing & forms
The Recommended Dietary Allowance (RDA) for adult men and women aged 19 years and older is 55 micrograms (mcg) per day. This recommendation is established to ensure adequate selenium levels for most healthy individuals.
The Recommended Dietary Allowance (RDA) for selenium for adults is generally 55 micrograms (mcg) per day. This intake helps maintain adequate levels in the body for various functions.
Yes, many foods are good sources of selenium, including Brazil nuts, seafood, meats, and whole grains. The selenium content in plant-based foods can vary significantly depending on the soil's selenium concentration where they were grown. A balanced diet can often provide sufficient selenium.
Selenium supplements typically contain selenomethionine, an organic form often derived from yeast, or sodium selenite, which is an inorganic form. Each form can have different absorption and bioavailability characteristics in the body.
The Tolerable Upper Intake Level (UL) for selenium in adults is 400 micrograms (mcg) per day. Regularly exceeding this amount can lead to adverse effects, indicating selenium toxicity.
health_and_safety Safety & interactions
Yes, selenium can potentially interact with certain medications. These may include some chemotherapy drugs, blood thinners, and medications for thyroid conditions. It is important to consult a healthcare provider before taking selenium supplements if you are on any medication.
Yes, excessive selenium intake can be harmful, leading to a condition called selenosis or selenium toxicity. Symptoms can include hair loss, nail brittleness, skin rashes, and nervous system abnormalities. Severe cases can be life-threatening.
Selenium supplements are generally well-tolerated at recommended doses. Mild side effects might include nausea, diarrhea, or fatigue. More severe side effects are typically associated with excessive intake.
The tolerable upper intake level (UL) for selenium for adults is 400 micrograms (mcg) per day from all sources, including food and supplements. Consuming amounts above this level regularly increases the risk of adverse effects.
Selenium is essential for proper fetal development and infant health, and adequate intake is important during pregnancy and breastfeeding. However, supplementation should only be done under medical guidance to ensure appropriate dosing, as excessive intake can be harmful. It's crucial not to exceed the recommended daily allowance for these periods without professional advice.
Ingredients
| Ingredient | Amount per serving |
|---|---|
Selenium | 100 mcg |
Categories
Selenium 95.0
As a dedicated selenium supplement, it provides a highly bioavailable form at an excellent price, making it a top choice for targeted selenium supplementation.
Goals
Immunity 95.0
The L-Selenomethionine form ensures optimal absorption, directly supporting the immune system's selenium requirements for robust function and enhanced cellular defense.
General Health 95.0
This product provides an essential trace mineral in a readily absorbed form, significantly contributing to overall health and well-being by supporting numerous metabolic and protective processes.
Anti-Aging 95.0
By providing L-Selenomethionine, it maximizes the body's antioxidant capacity, playing a critical role in protecting cells from oxidative damage, a primary driver of the aging process.
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