Choline Supplement OEM, ODM & Private Label Solutions
KS Nutripharma is a choline supplement manufacturer for OEM, ODM, and private-label finished units. A choline bitartrate supplement is specified by actual choline and salt identity. Phosphatidylcholine and lecithin follow their own PC or phospholipid specifications.
Finished units on these routes are made as capsules, tablets, softgels, powders, gummies, or liquids. A label, a current bottle, or a short note is enough to start.
cGMP · ISO 9001 · ISO 22000 · HACCP · FSSC 22000 · Halal · Kosher · in-house lab + SGS/Eurofins pathways · batch COA
Manufacturing Capacity · Certifications · Quality Control
Since 2007 · 81,000+ m² · 12 production lines · 5 manufacturing bases · 260+ professionals · 500+ brands · 60+ markets
Capsule capacity: 5+ million capsules/day
Choline Supplement Manufacturing at a Glance
Item | Typical information |
|---|---|
| Business model | OEM, ODM, private label — finished units |
| Routes | Dry choline salts · phospholipid products · named cognitive forms |
| KS aligns | Form · label basis · dosage form and fill · source or grade · destination market |
| Processing, when named | L(+) or DL · mesh · conditioning · microencapsulation · PC% |
| Scope | Human oral dietary supplements. |
Useful when you already have them — not required to start
Choline form · Label basis · Assay / method · Dosage form · Serving and unit count · Pack · Destination market · Existing COA, BOM, or label
Choline Formula Options for OEM and Private Label
Choline projects generally fall into three manufacturing routes: dry choline salts, phospholipid products, and named cognitive forms. The raw material identity determines the label basis, dosage form, fill system, and release specification.
Use when: The SKU is a standalone choline bitartrate supplement, or choline is a supporting line in a B-complex or multivitamin.
Specify: Bitartrate identity, actual choline milligrams, and serving. Name L(+) or DL as the supplier files it.
Trade-off: A multivitamin or B-complex uses a different fill and formulation architecture from a standalone choline SKU.
Default format: Capsule. Higher solids are specified as tablets.
Use when: A prenatal multi includes a choline line, or the brand adds a standalone choline SKU beside it.
Specify: Whether choline sits inside the multi or on its own unit. Name bitartrate or supplement-grade choline chloride, actual choline milligrams, capsule shell, and serving. If a plant-based or allergen-specific positioning is required, the raw-material source is specified separately. Prenatal label compliance remains destination-specific.
Trade-off: A standalone prenatal choline SKU is a different architecture from a choline line inside a prenatal multi. The salt is named on the specification. It is not assumed to be bitartrate.
Default format: Capsule, once the salt and unit count are locked.
Use when: The brief names choline citrate or choline chloride, including a beverage or fortified-food application.
Specify: Salt identity, actual choline milligrams, and whether the unit is a capsule, tablet, powder, or beverage. Beverage files add solubility, taste, moisture handling, stability, and serving volume.
Trade-off: Moisture handling and sensory properties are evaluated when chloride is used in powders, liquids, or high-load formats. Feed-grade chloride on corn cob, silica, or as an animal premix is not used in a finished supplement.
Default format: Capsule, tablet, or powder. Beverage fortification is quoted as its own process.
Use when: The label hero is phosphatidylcholine.
Specify: Source (soy, sunflower, rapeseed, or egg), phosphatidylcholine milligrams or PC%, and the fill system. A concentrated powder that still needs a carrier, and a phosphatidylcholine already dispersed in oil, are two different fills.
Trade-off: Viscosity, leakage control, and oxidation stability are part of the fill specification.
Default format: Softgel for an oil or other lipid system. Powder when the brief is a dry phospholipid.
Use when: The brief names lecithin rather than a concentrated phosphatidylcholine grade.
Specify: Source, PC%, fluid or powder, deoiled or not, carrier oil where applicable, GMO status, and allergen declaration.
Trade-off: Lecithin and concentrated phosphatidylcholine are comparable only after PC% is locked.
Default format: Softgel or powder, according to the fill and the serving.
Use when: The brief names Alpha-GPC or citicoline / CDP-choline.
Specify: Which compound. Branded ingredients such as Cognizin® or AlphaSize® are quoted only when the named grade and applicable brand requirements are part of the specification.
Trade-off: Formula detail stays on Alpha-GPC or Citicoline (CDP-Choline).
Default format: The dosage form is determined by the named compound and approved formula.
Milk thistle on the same formula is specified as its own botanical.
Choose the Choline Format: Capsules, Tablets, Softgels, Powder, Gummies or Liquid
Capsules are the primary finished unit. Open powder and liquid are alternative routes. Tablets and gummies need a format-specific feasibility review.
Best for: Dry choline salts such as bitartrate.
Specify: Shell, capsule size, fill weight, serving count.
Constraint: Higher salt loads may require multiple capsules.
Best for: Phosphatidylcholine or lecithin.
Specify: Fill identity, viscosity, fill volume, oxidation controls.
Constraint: Phosphatidylcholine and lecithin softgels typically use a liquid or semi-solid fill system. A dry salt is manufactured as a capsule, tablet, or powder.
Best for: Higher-solids choline salts.
Specify: Tablet weight, tablets per serving, hardness, disintegration, moisture protection.
Constraint: Tablets can accommodate higher solid loads when capsule count becomes impractical.
Best for: A finished powder or stick after identity is locked.
Specify: Identity, serving basis, mesh, flow, and caking.
Constraint: Bulk raw-material pricing is separate from finished-unit manufacturing.
Best for: Lower choline loads, after feasibility.
Specify: Piece weight, pieces per serving, finished-piece assay.
Constraint: High choline loads require a feasibility check for cook stability, piece weight, taste, and finished-piece assay.
Best for: A liquid supplement with a stated mg/mL, or beverage fortification manufactured as a liquid system.
Specify: Concentration or fortification basis, serving volume, preservative system, and finished method.
Constraint: Dissolving a dry salt in water at the brand’s direction is not a liquid manufacturing file.
These are the distinctions KS uses so salt weight, actual choline, PC, lecithin, and named cognitive compounds are not quoted as the same item. A first reply does not require every line.
Liver-wellness formulas are manufactured with the liver health supplements line. The choline form on that formula is still specified here.
The label basis is locked first. Salt weight is then calculated from the approved salt specification and verified against the raw-material COA. PC, lecithin, Alpha-GPC, and citicoline remain separate active identities rather than being converted into a common choline number for quotation.
What the label states | What is purchased |
|---|---|
| Choline (as / from a named salt) — X mg | Actual choline, with the salt named on the raw-material row |
| Named salt — X mg | Salt weight. “Choline bitartrate 500 mg” is not “500 mg choline.” |
| Phosphatidylcholine — X mg | PC |
| Lecithin — X mg | Lecithin weight, with PC% locked |
| Alpha-GPC or citicoline — X mg | That compound |
Reference choline fraction by salt chemistry
These figures describe salt chemistry. A lot assay follows the COA. They are not recommended intakes.
Salt | Reference choline fraction |
|---|---|
| Choline bitartrate | about 41% |
| Choline chloride | about 74% |
| Choline dihydrogen citrate | about 35% |
Processing
Mesh, conditioning, and encapsulation can affect flow, fill uniformity, compression, dispersibility, and handling. When a current file already names them, those details are used. They are not required to start.
On a dry salt, a higher choline target raises salt weight and usually the unit count. On phosphatidylcholine, a higher target raises fill volume, viscosity, and oxidation control.
A replacement supplier is checked against the approved specification: same form, same measurement basis, same unit count, and the same label line. “Also contains choline” is not an equivalent specification.
Existing BOMs and supplier COAs can be reviewed against the proposed manufacturing specification before quotation.
What is tested. Incoming identity, assay or PC%, and method, as applicable to the approved specification and destination market. In-process checks cover uniformity and the controls for that dosage form. Finished-product release matches the declared line: choline, salt weight, or phosphatidylcholine. Moisture, oxidation, leak, and microbiology are included when the specification calls for them. See Quality Control.
What is documented. The approved specification, the batch COA, and release records. See How to Read a COA.
Pack. Hygroscopic salts need a moisture barrier and a desiccant strategy. Phospholipid fills need an oxygen barrier and leak control. See moisture control.
Finished-unit quantities are quoted by dosage form and project scope.
R&D takes the specification through fill, a prototype, and release testing before artwork and scale-up.
- Specification — form, label basis, serving, dosage form, destination market.
- Feasibility — salt load and unit count, flow, lipid fill, moisture, or beverage stability.
- Prototype — sample against the approved BOM.
- Release testing — incoming material and finished product against the approved plan.
- Scale-up — pilot, production, and batch release.
A project can start from a partial description. Missing points are raised in the feedback, not held as a condition for the first reply.
| Softgels, gummies, liquids, and beverage fortification | Quoted after format feasibility |
These are typical starting quantities. The final quantity depends on formula, dosage form, packaging, and testing. A drum of raw material is quoted separately from finished units. Samples are typically 7–15 days after the specification is locked. Commercial production is commonly 4–6 weeks after formula, artwork, testing, and the schedule are confirmed. A reorder is usually shorter than the first production batch.
Can 500 mg of choline bitartrate be labeled as 500 mg of choline?
No. Choline bitartrate weight and actual choline content are different specifications. The label basis is set first, then the required salt weight is calculated against the approved raw-material specification and verified during release.
Can you match an existing choline SKU with a second source?
Yes. Send the current label, BOM, and COA. The replacement is checked against the approved form, measurement basis, unit count, and applicable raw-material specifications.
Can choline be a line in a B-complex or multivitamin?
Yes. That line has its own salt, milligrams, and assay. The bottle is not quoted as a standalone choline SKU.
Do you quote feed-grade choline chloride?
No. Finished supplements use supplement-grade choline salts. Feed-carrier chloride and animal premixes are outside this program.
Can you fortify a beverage or drink powder?
Yes, when solubility, taste, moisture handling, stability, and serving volume are on the specification. That is separate from a capsule quote for the same choline declaration.
Can you work with customer-supplied material?
Yes. The incoming lot is checked against the approved identity, assay or PC%, and the panels named on the specification.
Can you manufacture Alpha-GPC or citicoline?
Yes, as finished units for those compounds. Stack formulas and branded cognitive grades are handled on the Alpha-GPC and citicoline pages.
Tell Us What You Have
KS Nutripharma® manufactures:
- Choline bitartrate capsules and tablets, including a choline line in a B-complex or multivitamin
- Prenatal choline, as a line inside a multi or as its own capsule
- Supplement-grade choline chloride or citrate, including powders and beverage fortification
- Phosphatidylcholine and lecithin softgels or powders
- Alpha-GPC or citicoline finished units when that compound is the one you want
Send whatever is already on hand. That can be the form, a dosage form, a target market, a label or photo, a current bottle, a BOM, a COA, or a competitor product. A complete specification makes the quotation tighter. If those details are not ready, send what you have. KS replies with feasibility feedback, the few gaps that matter, or a quote when the route is clear enough to price.
NDA is available for custom formulas and customer-specific specifications. See Confidentiality & IP Protection.
Related Supplement Manufacturing Solutions
- Citicoline (CDP-Choline)
- Alpha-GPC
- Cognitive and Mental Health Supplements
- Milk Thistle Supplement Manufacturer
- Glutathione Supplement Manufacturer
Disclaimer: Wholesale and brand-manufacturing reference only. Dietary supplements are not intended to diagnose, treat, cure, or prevent any disease. This page is not a fatty-liver, neurological, prenatal-medical, infant-formula, or animal-feed offer. Choline fraction figures are development references for named salts, not recommended intakes and not a conversion across phosphatidylcholine, lecithin, Alpha-GPC, or citicoline.
Structure/function language and ingredient classification vary by country. Brand owners remain responsible for finished-label compliance. KS Nutripharma provides manufacturing feasibility and documentation — not legal approval.
Written by KS Nutripharma Formulation Team | Reviewed by KS Nutripharma Director of R&D (PhD, Food Science | 19+ years nutraceutical development) | Technical review scope: label basis, salt identity versus actual choline, phosphatidylcholine versus lecithin, fill feasibility, and finished-product release | Updated September 2026
