




We offer free standard shipping to every state and territory in Australia.
We offer free standard shipping to every state and territory in Australia. No minimum purchase is required, and all orders include tracking for your convenience.
If an item arrives damaged, defective, incorrect or expired, contact us at australianvit.com@gmail.com within 30 days of delivery. We will arrange a replacement or a full refund and cover the return shipping.
For hygiene and safety reasons we do not accept change-of-mind returns on supplements. This does not affect your rights under the Australian Consumer Law.
Full details: Refund policy.
Designed for ease and purity, these sublingual tablets deliver 400 IU of vitamin D3 and dissolve rapidly on or under the tongue. This delivery method aims for quick uptake and simple daily routines, especially for people who value hands-free supplements.
Quality matters. The D3 tablets are non-GMO and free from excessive fillers, with a focus on purity that aligns with a straightforward wellness approach. The vitamin D3 helps support calcium absorption, which can contribute to bone and teeth health as part of a balanced lifestyle.
Place one tablet under the tongue or on the tongue to dissolve. Allow a brief moment for full dissolution and avoid swallowing whole. Take with or without water as part of your daily routine.
From a family-owned manufacturing facility with GMP-certified processes, Superior Source has a long-standing history of formulating sublingual vitamins since 1998. The brand emphasizes purity and straightforward supplementation.
Q: What makes Superior Source Vitamin D3 400 IU Sublingual Tablets unique?
A: Sublingual tablets dissolve quickly under the tongue, delivering 400 IU of vitamin D3 with non-GMO ingredients.
Q: Who can benefit from taking these D3 tablets?
A: They may support calcium absorption and immune system function, and they're bariatric-friendly for daily use.
Processing: orders are usually dispatched within 1–5 business days of payment.
Delivery: most orders arrive 10–18 days after they are placed. Every order is sent with tracking, and you will receive the tracking link by email as soon as it ships.
Shipping cost: free standard shipping on every order to any Australian address. Remote and regional areas can take a few extra days.
Returns: if an item arrives damaged, defective, incorrect or expired, contact us within 30 days of delivery and we will arrange a replacement or refund at no cost to you. Change-of-mind returns are not accepted. See our Refund policy and Shipping policy for full details.
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