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Buy One, Get One 50% Off Immune Health Essentials

Letter Vitamins by Life Extension

Support continuous health and wellness with The Vitamin Shoppe's extensive selection of letter vitamins.
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Vitamins D and K with Sea-Iodine (60 Capsules)
(348)
$21.99
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BioActive Complete B-Complex (60 Vegetarian Capsules)
(305)
$12.99
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Super K – Vitamin K1 and Two Forms of K2 (90 Softgels)
(279)
$34.99
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Vitamin D3 – Supports Healthy Bone Growth & Density – 7,000 IU (60 Softgels)
(129)
$14.99
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Vitamin D3 – Supports Healthy Bone Growth & Density – 5,000 IU (60 Softgels)
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Pyridoxal 5’-Phosphate Caps – Advanced Form of Vitamin B6 – 100 MG (60 Capsules)
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$22.97
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  • Life Extension
    Mega Benfotiamine 250 MG (120 Vegetarian Capsules)
    Mega Benfotiamine - Fat & Water Soluble Vitamin
    • Promotes healthy glucose metabolism
    • High-potency formulation
    • Non-GMO and gluten-free

    Mega Benfotiamine from Life Extension is an ultra-bioavailable, fat- and water-soluble form of thiamine—otherwise known as vitamin B1. Benfotiamine promotes blood sugar metabolism, supports healthy blood sugar levels already within a normal range, and helps defend against oxidative stress.

    Frequently Asked Questions

    What does “bioavailable” mean?

    When something is bioavailable, it means that it’s more readily absorbed and used by the body. 

    What is oxidative stress?

    Oxidative stress refers to an imbalance of free radicals and antioxidants in the body, which can cause damage to cells.

    Rated 5 stars out of 5 stars, From 105 customer reviews
    $29.99
    Add To Cart
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Find Letter Vitamins by Life Extension at The Vitamin Shoppe Store Near You

There are over 600 The Vitamin Shoppe® stores across the US, so it's very likely you can pop in and find Letter Vitamins by Life Extension locally. Check out our store locator to find a shoppe near you. Don’t forget about saving 10% on every subscription with Auto Delivery to help you stay on the path and never miss a thing, plus: Free Shipping!* You define what better looks (and feels) like—Count on us to help you get there.


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    Shop with confidence with our Easy Returns Policy. Customers may return any opened or unopened merchandise purchased from any Vitamin Shoppe channel to any Vitamin Shoppe store within 30 days. Find more at our full Returns Policy page.

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