Source Naturals Vitamin D-3 Supports Bioactve Form for Bone & Immune…
Amazon.comPosted 7 days ago
From the manufacturer
Source Naturals Vitamin D-3 provides 1000 IU (25 mcg) of vitamin D per tablet, with 100 tablets per container. At a cost of $4.79, this supplement offers a cost per serving of $0.048, making it an economical choice for those seeking to support bone and immune health.
Cost per serving💚 Top value
$0.05/ serving
100 servings · ~$1.44/mo · 100-day supply
💰 ≈ $4.42 less per bottle than a median Vitamin D3
You pay
Price checked 19 hours ago$4.79
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💚 Top value — cheapest quartile of the 406 Vitamin D3 deals we track.
🔬 Studied dose — the commonly-studied Vitamin D3 dose is 2,000 IU/day. You'd take ~2.0 servings/day to reach it — about $0.10/day at this price.Maintenance dosing is commonly 1,000–2,000 IU/day; higher only on a clinician’s advice after a blood test.
Prices & availability are accurate as of the last check and may change — always confirm the live price on Amazon before buying.
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Lead with cost-per-dose, not vibes.