Thiamin–Riboflavin Phosphate–5-MTHF B-Vitamin Blend

Define your ingredient input

Retain thiamin; riboflavin / riboflavin-5′-phosphate sodium; niacinamide; pyridoxine hydrochloride / pyridoxal 5′-phosphate; 5-MTHF; biotin; and d-calcium pantothenate as seven declaration groups. Ask whether each slash denotes alternatives or multiple included preparations. Confirm thiamin form and folate counterion/stereochemistry; do not infer an unlisted vitamin-B12 input from a B-complex label.

Discuss your procurement requirements

• Does the proposed composition retain all seven nutrient-declaration groups without adding an unlisted vitamin-B12 input?
• Does riboflavin / riboflavin-5′-phosphate sodium denote both preparations, alternatives or another specified preparation system?
• Does pyridoxine hydrochloride / pyridoxal 5′-phosphate denote two included B6 preparations or alternatives?
• Which chemical preparation identifies thiamin, and what counterion and stereochemical information identify the proposed 5-MTHF input?
• How will this seven-group declaration be distinguished from a vitamin-C/B12-containing B-complex or the separate choline/inositol composition?
• What relative composition and actual physical delivery form should be agreed without copying illustrative serving amounts?
• Which actual roles, preparations and inclusion declarations apply to the proposed ancillary context: Hypromellose/modified-cellulose shell context; Dicalcium phosphate filler; Microcrystalline cellulose; Leucine; Silicon dioxide?
• Which identity, composition and other requested analytical methods and documents should support comparison of supplier proposals?
• What evaluation-sample quantity, handling, compatibility and storage questions should be agreed with the proposed supplier?
• What purchasing quantity in kg, intended formulation, destination and packaging requirements should be reviewed before commercial terms are agreed?

Confirm the offered specification, analytical methods, sample arrangements and documentation with the proposed supplier for your intended project.

Named ingredient composition

• Thiamin; actual preparation to confirm
• Riboflavin / riboflavin-5′-phosphate sodium; actual preparations and slash interpretation to confirm
• Niacinamide
• Pyridoxine hydrochloride / pyridoxal 5′-phosphate; actual preparations and slash interpretation to confirm
• 5-MTHF; counterion and stereochemistry to confirm
• Biotin
• d-Calcium pantothenate

Agree the complete proposed composition, ingredient roles and preparation details with the supplier. This list does not establish a supplied batch or specification.

Procurement questions and answers

Does this B-complex include vitamin B12?

Vitamin B12 is not among the seven declared groups in this brief. Do not infer it from the generic B-complex name or substitute a larger composition without agreement.

Do the slash declarations establish fixed dual-form ratios?

No. Ask the supplier whether each slash indicates alternatives or multiple preparations and what the actual constituent declaration and relative composition would be.

Is 5-MTHF already specified as a particular salt or stereoisomer?

No counterion or stereochemical form is assumed. Obtain the actual preparation identity before comparing materials or analytical reporting.

Formulation and procurement gallery

Related ingredient inputs

• Vitamin C–B-Complex Ingredient Blend — Compare the complete declared input groups and preparations; shared names do not establish equivalence.
• Methylfolate–Citrate–Bisglycinate–ALA Nutrient Blend — Compare the complete declared input groups and preparations; shared names do not establish equivalence.