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Protocols · Metabolic

Lipo-B: literature-reported ranges

Lipo-B is a compounded mixture of methionine, inositol, choline and cyanocobalamin sold as a lipotropic injection. It is not a peptide and it is not a single studied compound: the evidence base is the separate nutrient literature for each component, and there is no controlled trial of the combination for body composition.

Read this first

Every figure on this page is a range reported in published literature or in a publicly documented study protocol. It is a record of what researchers used, not a recommendation, a therapeutic protocol, or advice. Peptide Intel Hub is an independent publication, sells nothing, and describes these compounds as in-vitro research reagents only.

Compound at a glance

Class
Compounded lipotropic nutrient solution — not a peptide
Reported half-life
Component-dependent; the B12 fraction persists far longer than the others
Routes used in the literature
Intramuscular in the compounding-pharmacy record
Also written as
Lipotropic B injection (methionine, inositol, choline, B12)

What the published studies reported

Each row below describes one body of work. The model and population are part of the figure — a rodent per-kilogram quantity and a human trial quantity are not comparable.

Compounding-pharmacy formulations

Reported quantity
Methionine, inositol and choline typically 25 mg/ml each; cyanocobalamin around 1 mg/ml
Frequency
Weekly in the documented compounding literature
Study duration
Open-ended in practice records

Formulations vary by compounder — there is no standard specification.

Cyanocobalamin component

Reported quantity
1000 µg is the conventional documented quantity
Frequency
Weekly to monthly depending on the indication
Study duration
Indication-dependent

Only the B12 component has an established clinical evidence base, and it is for deficiency.

Reconstitution maths

Supplied as a ready-made 10 ml solution rather than a lyophilised powder, so no bacteriostatic-water mixing arithmetic applies.

Open the reconstitution calculator

How to read these figures

  • No controlled trial supports the combination for fat loss.
  • Component concentrations differ between compounders, so one product's figures do not transfer to another.
  • This is a solution, not a powder — reconstitution maths does not apply.

Sources and citations

No peer-reviewed primary literature reporting administered quantities exists for this item. Anything circulating online about quantities is anecdote rather than evidence, and this page will not reproduce it. The database links below are kept so you can check for yourself as new work is published.

Search the databases yourself

Other metabolic compounds

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Peptide Intel Hub is an independent publication and has no affiliation, ownership or commercial relationship with the suppliers listed. We sell nothing and take no payments — links are editorial references only.

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© 2026 Peptide Intel Hub · Marbella · Educational research reference · For in-vitro research use only
Independent publication — we sell nothing. Supplier disclosure

Peptide Intel Hub is an independent educational publication. We are not affiliated with, owned by, or the same company as Regena Peptides and Regena.app (regena-peptides.com / regena.app). We do not sell, supply, ship or take payment for any compound. Because readers regularly ask where compounds discussed in published studies can be sourced for laboratory work, we list Regena Peptides and Regena.app as suppliers we have verified and trust — every batch is released with a lot-matched third-party certificate of analysis (HPLC purity and mass-spectrometry identity). Outbound links are marked nofollow/sponsored and are provided to help readers, not to sell.