Short answer: "dosed" means an ingredient's label states an exact milligram amount; "undosed" (or part of a "proprietary blend") means it doesn't. Both patterns are common across the supplement industry, and each has trade-offs worth understanding.
Why some ingredients are dosed and others aren't
Manufacturers may leave certain ingredients undosed for several reasons: proprietary blend protection (avoiding competitors copying exact ratios), ingredient sourcing that varies batch to batch, or simply following common industry practice for certain botanical extracts.
What "undosed" doesn't necessarily mean
An undosed ingredient isn't automatically a red flag — it doesn't mean the ingredient is absent or ineffective, just that the exact amount isn't disclosed on the label. Many reputable products include undosed ingredients alongside fully-dosed ones.
Why the distinction still matters
- Comparing to research doses — without a stated amount, you can't compare a product's ingredient level to amounts used in clinical studies
- Interaction risk assessment — some interaction risks scale with dose, making an undisclosed amount harder to fully evaluate
- Value comparison — comparing price against actual ingredient content is harder when amounts aren't disclosed
How to think about a mixed label
A formula with some dosed and some undosed ingredients isn't unusual — what matters is whether the brand is transparent about which is which, rather than implying full disclosure when it doesn't exist.
See exactly which ingredients are dosed
MemoHoney states plainly: 7 of 12 ingredients carry a stated amount.
Check MemoHoney PricingLearn more
See our Astaxanthin guide for an example of a specific undosed ingredient explained.