• Life Extension Vitamins D and K with Sea-Iodine bottle
  • Life Extension D and K Sea-Iodine 60 capsules front label
  • Vitamin D3 K and iodine daily supplement bottle
  • Life Extension thyroid support supplement capsules
  • Life Extension vitamins D K Sea-Iodine supplement packaging
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Frequently asked questions

How many capsules are included?

This bottle includes 60 capsules.

How often is this supplement taken?

It is designed as a convenient once-daily supplement; follow the directions on the product label.

What nutrients are included?

It combines vitamin D3, vitamin K, and iodine from sea-iodine.

What does vitamin D support?

Vitamin D supports immune health, healthy bone density, cognitive health, and more.

What role does iodine play?

Iodine is essential for the production of thyroid hormones.

Life Extension Vitamins D and K with Sea-Iodine for Thyroid, 60 Capsules

Life Extension Vitamins D and K with Sea-Iodine for Thyroid, 60 Capsules

Brand Life Extension
$15.99 USD
$24.00 USD $15.99 USD
Save 33% Sold out You save $8.01

Carrier-calculated rates · $100+ one-time orders may ship free when the selected rate is $14.99 or less

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  • Carrier-calculated rates · $100+ one-time orders may ship free when the selected rate is $14.99 or less
  • Shipping across the U.S.
  • 30-day eligible U.S. returns
  • New condition
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  • SKU LFY-7EBF8203-01
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  • Shipping Carrier-calculated services are shown at checkout. Eligible one-time orders with a $100+ merchandise subtotal ship free only when the selected rate is $14.99 or less; subscriptions and higher rates are excluded.
  • Free shipping Eligible one-time orders with a $100+ merchandise subtotal qualify when the selected rate is $14.99 or less. Subscriptions and higher rates are excluded; checkout confirms eligibility.
  • Returns Eligible returns for orders delivered within the U.S. may be requested within 30 days after delivery.

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Life Extension Vitamins D and K with Sea-Iodine brings together three hard-to-find nutrients in a convenient once-daily capsule. Designed for everyday wellness support, this 60-capsule supplement offers premium lifestyle value without unnecessary markup.

Key Features

  • Includes vitamin D3, vitamin K, and iodine in one daily supplement
  • Vitamin D supports immune health, healthy bone density, and cognitive health
  • Vitamin K helps maintain the body’s calcium balance
  • Iodine is essential for the production of thyroid hormones
  • Convenient once-daily capsule format
  • 60 capsules per bottle for a practical daily routine
  • A streamlined option for adding key nutrients to your supplement lineup

Premium daily wellness support at a better everyday value.

Limited quantities available.

Frequently asked questions

How many capsules are included?

This bottle includes 60 capsules.

How often is this supplement taken?

It is designed as a convenient once-daily supplement; follow the directions on the product label.

What nutrients are included?

It combines vitamin D3, vitamin K, and iodine from sea-iodine.

What does vitamin D support?

Vitamin D supports immune health, healthy bone density, cognitive health, and more.

What role does iodine play?

Iodine is essential for the production of thyroid hormones.

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