Curcumin bioavailability: how to compare forms and doses
Compare the form and the amount together. “1000 mg turmeric”, “500 mg extract” and “720 mg micellar preparation” describe different materials. None of those numbers alone tells you how much curcumin reaches the blood or what health outcome to expect. A useful comparison starts by checking exactly what has been weighed.
Turmeric, curcuminoids and curcumin: read the full phrase
Turmeric is the plant material used as a spice. An extract concentrates selected components. Curcuminoids are a group of compounds, and curcumin is the main member. These words are related, but they are not interchangeable units.
For example, 500 mg of an extract standardised to 95% curcuminoids contains 475 mg curcuminoids by arithmetic. It does not necessarily contain 475 mg of curcumin alone. Nor does 95% describe the proportion absorbed. The ingredient specification must make the distinction clear.
The main formulation approaches
| Form | What the description tells you | What to check |
|---|---|---|
| Turmeric powder | Whole powdered plant material | Plant part and declared composition; do not confuse it with an extract |
| Standardised extract | A specified concentration of named compounds | What is standardised: curcuminoids or curcumin? |
| Extract with piperine | A formula with added black-pepper compound | Exact amounts, evidence and suitability with medicines |
| Liposomal formulation | A formulation using phospholipid vesicles | Evidence for that precise product or raw material |
| Micellar formulation | A formulation using dispersible micelles | Named technology, full preparation weight and study comparator |
This is a map of formulation types, not an automatic ranking. Calling every powder a placebo or every liposomal product better would go beyond the evidence. A technology name is useful when it connects to an exact formula and a relevant study.
What does bioavailability mean in these studies?
Absorption studies measure what happens after a dose. Many curcumin papers report relative blood exposure using an area under the concentration–time curve, or AUC. Check whether the measurement is free curcumin, total curcumin including conjugated forms, or another endpoint. AUC is not the same as a peak concentration or a clinical outcome.
Numbers from unrelated trials should not be arranged into a simple “best to worst” table. The comparator, dose, participants and measurement method can differ. A multiplier also does not establish a linear rule for converting one product’s milligrams into another’s.
Where NovaSOL® and the 185× result fit
NovaSOL® is AQUANOVA’s micellar curcumin raw material. It showed 185× higher bioavailability than native curcumin powder in the cited human study. The 185× figure describes relative bioavailability measured as the 24-hour area under the plasma concentration curve (AUC) in 23 healthy adults given 500 mg curcuminoids (Schiborr et al., 2014). It is a study of the NovaSOL® raw material, not a 185× stronger health effect or a measurement at this product’s serving. The 720 mg capsule value is formulation weight, not pure curcumin.
That is a documented formulation advantage with a specific measurement—not a claim of 185× greater health benefit. For the study design and the distinction between total and free curcumin, see the NovaSOL® evidence guide.
How to compare two labels in practice
First identify the ingredient being measured. Next check the amount per recommended daily serving, because one capsule and a two-capsule serving are not the same comparison. Then read the full formulation, including capsule material and added nutrients.
In Licur Max and Licur 7000, 720 mg means the whole NovaSOL® micellar preparation per capsule. Both are labelled for one capsule daily. Licur 7000 also adds 7.8 µg (312 IU) vitamin D3; Licur Max does not. Compare the two Licur formulas rather than treating the names as different curcumin doses.
Frequently asked questions
How much curcumin should I take each day?
Do not copy a research dose onto a different formulation. Follow the exact product’s serving and precautions. If you have a medical condition or take medicines, discuss suitability with a professional before starting.
Can I make turmeric tea equivalent to a studied capsule?
No reproducible equivalence follows from adding a pinch of pepper or fat at home. Turmeric can remain a culinary ingredient without being presented as a substitute for a tested formulation.
Does better absorption prove a better health result?
No. Absorption evidence measures exposure; clinical trials investigate outcomes in specified people. One cannot replace the other, and total-curcumin measurements must not be described as free curcumin alone.
Is a micellar product automatically safe with medicines?
No. A micellar formulation or the absence of piperine does not rule out interactions. Read the complete label and ask a pharmacist or clinician about the combination.
The useful takeaway
Choose using the declared formula, the labelled serving, a named and traceable study, and your own suitability. The largest weight and the largest multiplier answer different questions. Neither removes the need to read the label.