Certification status
NSF Certified for Sport
AG1 USA AG Vitamin D3+K2 Oral Drops
From AG1 — the brand formerly known as Athletic Greens — these Vitamin D3+K2 Oral Drops deliver both fat-soluble vitamins in a liquid oil base, taken on the tongue or in a drink. The dose is adjustable by drop count, and the formula is vegan and non-GMO. NSF Certified for Sport, so every batch is screened against 280+ banned substances, the standard used across professional sport.
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Why this certification matters
- NSF Certified for Sport
- NSF Certified for Sport is designed for athletes in tested sports; each lot is tested for substances banned by major sports organisations.
Frequently asked questions
- Why combine vitamin D3 and K2?
- The two fat-soluble vitamins are often paired in a single supplement. Delivering them together in one oil-based drop is the convenience this product offers.
- What format are these?
- Liquid oral drops from a dropper bottle. You can take them directly on the tongue or add them to a drink, and adjust the dose by the number of drops.
- Is this the same company as Athletic Greens?
- Yes. AG1 is the rebrand of Athletic Greens, founded in 2010. The drops sit alongside the brand's well-known greens powder.
- Is it certified for tested sport?
- It is NSF Certified for Sport, so every batch is screened against 280+ WADA-prohibited substances — the standard recognised across professional US sport.
