Short answer: if you are comparing suppliers of Lutein Marigold Extract Silymarin Content Yellow, compare certificates rather than descriptions. Colour value and light stability are measurable, dispersion is measurable, and a supplier who cannot quote values for all three is quoting a catalogue, not a lot.
Lutein Marigold Extract Silymarin Content Yellow is a colour material produced for industrial formulation rather than for retail sale. Production starts with raw material intake and lot identification, moves through the processing steps that define the material's character, and ends with a release decision against a retained reference standard. The reference is the part most buyers never see, and it is the part that decides whether month six behaves like month one.
Because the material is sold on specification, the useful question is not "what is it" but "what does the certificate say". A lot that meets a written range for colour value and light stability is worth more than a lot that is merely described as premium, and the difference usually shows up in the filling line rather than in the sample bottle.
Four numbers carry most of the risk in this category: colour value, light stability, moisture and microbiology. The table below shows what a specification normally covers, and what a buyer should expect to see quoted with measured values.
| Parameter | Typical value | Method |
|---|---|---|
| Product | Lutein Marigold Extract Silymarin Content Yellow | — |
| Category | Pure Plant Extract | — |
| Appearance | Conforms to the retained reference | Visual |
| Colour Value | Within the agreed release range | In-house / third party |
| Light Stability | Quoted on the certificate | In-house |
| Dispersion | Verified before release | In-house |
| Suggested dosage | 0.02–0.20% in the colour base | Application trial |
| Microbiology | Within food grade limits | ISO 4833 / ISO 21527 |
| Heavy metals | Below the destination market limit | ICP-MS |
| Packaging | 1 kg foil bag and 25 kg drum | — |
| Shelf life | 24 months unopened | Stability data |
Applications for Lutein Marigold Extract Silymarin Content Yellow cluster around beverage, confectionery and dairy. The differences between them matter more than the similarities, because the failure mode changes with the matrix.
Beverage: in this system the material competes with everything else for the same sensory or functional space. A three point dosage curve — 0.7x, 1.0x and 1.3x of the suggested level — tells you more in one afternoon than three rounds of correspondence.
Confectionery: the constraint here is usually colour fade under retail lighting. Start at the lower end of the suggested range, confirm the sensory or analytical result, and only then move up. Pushing the dosage to compensate for a weak raw material is the most common reason a formula becomes unstable later.
Dairy: in this system the material competes with everything else for the same sensory or functional space. A three point dosage curve — 0.7x, 1.0x and 1.3x of the suggested level — tells you more in one afternoon than three rounds of correspondence.
Suggested dosage for Lutein Marigold Extract Silymarin Content Yellow is 0.02–0.20% in the colour base. Treat that as a starting window, not a target. The useful level depends on what else is in the formula, on the process the material survives, and on the claim the finished product has to support.
Release testing for this category typically covers colour value by spectrophotometer, light stability and dispersion. Microbiology is run on a schedule, and heavy metals or pesticide residue are tested either on a schedule or against the requirement of the destination market. The tests are not unusual; what distinguishes a reliable supplier is that the results are quoted, retained and traceable.
Retained samples are held for 24 months in most operations, which is what makes an investigation possible. Without a retained sample, a complaint six months later can only be answered with an opinion.
Standard packing is 1 kg foil bag and 25 kg drum. Trial quantities of 1 kg and 5 kg are normally available, and a production run follows once the specification is agreed in writing. Lead time is typically 7 to 15 working days ex-works, and mixed containers can be consolidated across categories to reach a full load.
The documents that matter at the border are the commercial invoice, packing list, certificate of origin where applicable, and the health or non-GMO declarations some destinations require. These are issued with the shipment rather than after it, because a container held at customs costs more per day than the material is worth per kilogram.
The same material can be a food ingredient in one market and a regulated substance in another, so the destination decides the paperwork. In the European Union the relevant framework is the food additive and flavour regulation set, with labelling driven by the allergen list. In the United States the equivalent conversation is about GRAS status and FDA labelling. In much of Asia the requirement is a health or food safety declaration issued at the border.
None of this changes what the material is. It changes what has to be written on the label and which certificate has to travel with the pallet, and it is worth settling before the artwork is printed.
Four variables move the price of Lutein Marigold Extract Silymarin Content Yellow more than anything else: the specification range, the quantity of the run, the packing, and the documentation. A tighter assay is not a marketing claim, it is a yield loss at the plant, and it is priced accordingly. A 1 kg trial and a 25 kg drum are not the same product commercially even when the certificate is identical.
Beware of quotes that are much lower than the market: in this category they usually mean a wider specification, a substitute raw material, or a certificate written for a different lot. The cheapest way to find out is to buy a sample, test it against the specification, and compare the result with the certificate that came with it.
The recurring issue in this category is colour fade under retail lighting and specking in low-fat systems. It rarely appears in a sample and almost always appears in production, which is why trials should be run in the real matrix rather than in water.
What is the minimum order quantity for Lutein Marigold Extract Silymarin Content Yellow? Typically 1 kg for a trial and 25 kg for a production order, though the packing can be adjusted for a first run.
Can you send a sample with its certificate? Yes. Samples of 100 g to 500 g are dispatched with the lot certificate, usually within three working days.
Is the specification negotiable? Within the production window, yes. A narrower assay, a different mesh or a declared allergen position can usually be accommodated, and the answer comes with a sample rather than a promise.
Which documents are supplied? COA for the lot, MSDS, allergen statement, non-GMO statement and packing list.
How is the material packed for export? 1 kg foil bag and 25 kg drum, with an inner food grade liner. Custom packing is possible from 100 kg.
How long does delivery take? 7 to 15 working days ex-works for a standard grade, longer where a custom specification or private label artwork is involved.
Buying Lutein Marigold Extract Silymarin Content Yellow is a documentation exercise as much as a purchasing one. The suppliers worth keeping are the ones whose certificate matches the drum, whose lead time holds in a busy quarter, and who answer a technical question with a value rather than an adjective.
