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Thorne Vitamin D
$20–$26$26Save 23%
In stock at checkout.thefeed.com
Here's something Dr. Kevin Sprouse — team physician for EF Education First Pro Cycling and one of the most respected sports medicine doctors in endurance athletics — told us when we asked about daily supplements for serious athletes: he's seen very few elite athletes with sufficient vitamin D levels. Not low. Not…
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Thorne Vitamin D at a glance
| Brand | The Feed |
|---|---|
| Price | $20–$26 (was $26) |
| Type | Vitamins & Supplements |
| Options | 2 types, 1 size |
| Availability | In stock at checkout.thefeed.com |
| Returns | Contact The Feed within 30 days if food arrives unsuitable to eat for a replacement or… |
Price check
At $20, the Thorne Vitamin D is mid-range for The Feed, whose 2,347 listed products run $0.53 to $6,125.
It's currently 23% below its listed price of $26. Sale prices can end without notice, so check the live price before you order.
Similar items from other brands we track run $49 to $119.97.
About this product
From The Feed's product listing:
Here's something Dr. Kevin Sprouse — team physician for EF Education First Pro Cycling and one of the most respected sports medicine doctors in endurance athletics — told us when we asked about daily supplements for serious athletes: he's seen very few elite athletes with sufficient vitamin D levels. Not low. Not borderline. Straight-up insufficient. Thorne Vitamin D is the go-to D3 supplement recommended by Dr. Sprouse as the foundation of any athlete's daily supplement protocol — and it's why it's been part of The Feed's athlete stack from the beginning. The very habits that make you an athlete — early morning training, sunscreen on long rides, indoor workouts — are exactly what cuts off your primary vitamin D source. And the RDA wasn't set for someone logging 15-hour training weeks. Vitamin D functions more like a hormone than a standard vitamin, involved in muscle function, immune
Frequently asked questions
Is the Thorne Vitamin D on sale?
Yes. The Feed lists it at $20, down from $26 (23% off). Sale prices change, so confirm the live price on checkout.thefeed.com.
What is The Feed's return policy?
Contact The Feed within 30 days if food arrives unsuitable to eat for a replacement or credit. Opened food gets store credit only, gear is returnable only if damaged, and opened specialty supplements (over $40), ketones and CBD are final sale.
What options does the Thorne Vitamin D come in?
Type: D-5,000, D-10,000. Size: 60 Servings.
Where can I buy the Thorne Vitamin D?
The Thorne Vitamin D is sold directly by The Feed on checkout.thefeed.com. The Shop now button on this page goes straight to the product there.
Is the Thorne Vitamin D in stock?
Yes. The Feed lists it as in stock on checkout.thefeed.com as of our latest check. Stock and prices refresh throughout the day.
Is The Feed a legit store?
The Feed is one of the best places to try endurance fuel before committing, since you can buy single gels, chews, bars and drink mixes from dozens of brands in one order. Skip it if you only buy one product in bulk and can get it cheaper on subscription from the maker. Read the return rules first: opened food gets store credit, not cash, and some supplements are final sale once opened. Our full The Feed review covers shipping, returns and what to check before ordering.
Is the Thorne Vitamin D expensive?
At $20 it is mid-range for The Feed ($0.53 to $6,125 across 2,347 products), and similar items from other brands run $49 to $119.97.
More from The Feed
Shop all The Feed →
Alternatives from other brands
$20–$26Shop now at The Feed →