Vitamin D3 125 mcg (5000 IU) with Sea-Iodine
Life Extension
Vitamin D3 125 mcg (5000 IU) with Sea-Iodine
4.9
★ ★ ★ ★ ★
(3708 ratings)
Iodine 1000 mcg
Score 85
A high-quality combined supplement offering significant doses of Vitamin D3 and Sea-Iodine from a reputable brand at an excellent price, providing comprehensive support for various health goals.
Quantity: 60 Capsule(s) • (60 servings)
Goals: flag Energy flag Mental Focus flag Metabolism Boost flag Hair Health flag Weight Loss
leaderboard Score 85
A high-quality combined supplement offering significant doses of Vitamin D3 and Sea-Iodine from a reputable brand at an excellent price, providing comprehensive support for various health goals.
insights Analysis
Life Extension's Vitamin D3 125 mcg (5000 IU) with Sea-Iodine is a well-formulated product, combining two vital nutrients: 5000 IU of Vitamin D3 and 1000mcg of Iodine derived from marine sources. Life Extension is a highly respected brand, known for its quality and research-backed supplements. The combination is particularly beneficial as both nutrients play crucial roles in immune function, bone health (D3), and thyroid metabolism (Iodine), addressing multiple health goals simultaneously. With a price per serving of $10 and over 3600 positive reviews, it offers excellent value. However, the 1000mcg iodine dose, while beneficial for some, might be considered high for individuals with lower iodine needs or existing thyroid conditions, and the combined nature means less flexibility for those who prefer to supplement D3 and iodine separately.
- Combines two essential nutrients, Vitamin D3 (5000 IU) and Iodine (1000mcg), offering comprehensive health support.
- Comes from Life Extension, a highly reputable brand known for quality and scientific formulations.
- Excellent price per serving for a combined high-potency supplement.
- High review count indicates widespread consumer satisfaction and trust.
- The 1000mcg iodine dosage might be higher than the optimal daily intake for some individuals.
- The combined formulation limits flexibility for those who prefer to dose Vitamin D3 and iodine separately.
- Not ideal for individuals who only need iodine and already have sufficient Vitamin D intake.
$10.50($0.17 per serving)
 Pure Formulas | $ 10.50 | |
 iHerb | $ 10.50 | |
 Amazon | $ 10.50 | |
 Vitacost | $ 10.50 |
Ingredients
| Ingredient | Amount per serving |
|---|---|
Vitamin D | 125 mcg |
Iodine | 1000 mcg |
Categories
Iodine 85
It provides a high and effective dose of iodine from a well-regarded source, establishing itself as a strong iodine supplement, even though its combination with Vitamin D means it's not a standalone iodine-only product.
Goals
The synergy of Vitamin D3 and Iodine provides broad support for immune function, bone health, and thyroid regulation, making it highly effective for maintaining and improving overall general health.
Iodine's direct role in thyroid hormone production is paramount for metabolism, and adequate Vitamin D can indirectly support various metabolic processes, making this an excellent choice for metabolic support.
Both iodine (for thyroid hormones) and Vitamin D play significant roles in cognitive function and neurological health, making this combination beneficial for supporting brain health and mental clarity.
95 Value 
Sea-Iodine 1000 mcg
Life Extension
4.7
★★★★★
(25729 ratings)
Providing the same high iodine dosage (1000mcg) from the trusted Life Extension brand at an identical price per serving, this offers superior value for those who primarily seek iodine without needing combined Vitamin D3.
92 Value 
Potassium Plus Iodine
NOW
4.8
★★★★★
(7346 ratings)
With a price of just $5 per serving for a reliable dose of Potassium Iodide from a well-respected brand, this product represents excellent overall value for focused iodine supplementation.
93 Value 
Kelp
NOW
4.8
★★★★★
(9397 ratings)
This organic kelp supplement delivers a significant 325mcg iodine dose at an incredibly low price of $3 per serving, making it an outstanding value choice for a natural and cost-effective iodine source.
95 Performance
Sea-Iodine 1000 mcg
Life Extension
4.7
★★★★★
(25729 ratings)
This is the dedicated iodine-only version from the same highly reputable brand, providing the same high 1000mcg dose of Sea-Iodine at an identical price point, allowing for greater flexibility in D3 supplementation.
90 Performance
Potassium Plus Iodine
NOW
4.8
★★★★★
(7346 ratings)
Offering a well-absorbed form of iodine (Potassium Iodide) at a very economical price ($5 per serving) from a trusted brand, this allows for precise iodine-only supplementation without other added nutrients.
80 Performance 
Iodine 500 mcg
Solaray
4.8
★★★★★
(1806 ratings)
This product provides a moderate 500mcg dose of potassium iodide from a known brand. While its price per serving is higher than the original, it's a pure iodine supplement that might be 'better' for those who find 1000mcg excessive or prefer a different form.
80 Budget 
Kelp
Swanson
4.7
★★★★★
(2247 ratings)
Provides a fundamental dose of iodine from a natural kelp source at a significantly lower price per serving ($2), offering a much more budget-friendly option if only iodine is needed without D3.
85 Budget 
Arctic-Kelp 225 mcg
Country Life
4.9
★★★★★
(7981 ratings)
This alternative delivers a good standard dose of iodine from natural kelp for just $3 per serving, making it vastly more affordable for those prioritizing solely iodine supplementation.
90 Budget
Kelp
NOW
4.8
★★★★★
(9397 ratings)
An organic kelp supplement offering 325mcg of iodine at an exceptionally low price of $3 per serving, it's a highly cost-effective choice for natural iodine, without the added D3.
95 Value
Sea-Iodine 1000 mcg
Life Extension
4.7
★★★★★
(25729 ratings)
Providing the same high iodine dosage (1000mcg) from the trusted Life Extension brand at an identical price per serving, this offers superior value for those who primarily seek iodine without needing combined Vitamin D3.
92 Value
Potassium Plus Iodine
NOW
4.8
★★★★★
(7346 ratings)
With a price of just $5 per serving for a reliable dose of Potassium Iodide from a well-respected brand, this product represents excellent overall value for focused iodine supplementation.
93 Value
Kelp
NOW
4.8
★★★★★
(9397 ratings)
This organic kelp supplement delivers a significant 325mcg iodine dose at an incredibly low price of $3 per serving, making it an outstanding value choice for a natural and cost-effective iodine source.
95 Performance
Sea-Iodine 1000 mcg
Life Extension
4.7
★★★★★
(25729 ratings)
This is the dedicated iodine-only version from the same highly reputable brand, providing the same high 1000mcg dose of Sea-Iodine at an identical price point, allowing for greater flexibility in D3 supplementation.
90 Performance
Potassium Plus Iodine
NOW
4.8
★★★★★
(7346 ratings)
Offering a well-absorbed form of iodine (Potassium Iodide) at a very economical price ($5 per serving) from a trusted brand, this allows for precise iodine-only supplementation without other added nutrients.
80 Performance
Iodine 500 mcg
Solaray
4.8
★★★★★
(1806 ratings)
This product provides a moderate 500mcg dose of potassium iodide from a known brand. While its price per serving is higher than the original, it's a pure iodine supplement that might be 'better' for those who find 1000mcg excessive or prefer a different form.