Monograph: Cinnamon - Cinnamomum verum

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This monograph is intended to serve as a guide to industry for the preparation of Product Licence Applications (PLAs) and labels for natural health product market authorization. It is not intended to be a comprehensive review of the medicinal ingredient. Notes: (i) Text in parentheses is additional optional information which can be included on the PLA and product label at the applicant's discretion. (ii) The solidus (/) indicates that the terms and/or the statements are synonymous. Either term or statement may be selected by the applicant. (iii) A claim for a traditional use must include either the term "Herbal Medicine" or "Ayurveda".
Date: 2018-12-18

NHPID name

Cinnamomum verum ( Germplasm Resources Information Network Taxonomy )

Proper name(s)

Cinnamomum verum ( USDA 2009 , Blumenthal et al. 2000 , McGuffin et al. 2000 )

Common name(s)

Source material

Route Of administration


Dosage form(s)

Use(s) or purpose(s)

Statement(s) to the effect of:




1 Day per day

Directions for use: Take 30 minutes before meals.


1 Day per day

Directions for use: Take after meals.

Refer to Appendix 1 for examples of dosage preparations and directions for use, according to cited references. The purpose of Appendix 1 is to provide guidance to industry.

Duration of use

No statement is required

Risk information

Statement(s) to the effect of:

Caution(s) and Warning(s): Contraindication(s): Do not use this product if you are pregnant.  (Brinker 2010, BHC 2006, Blumenthal et al. 2000, Blumenthal 1998) Known Adverse Reaction(s): No statement is required

Non-medicinal ingredients

Must be chosen from the current Natural health products ingredients database and must meet the limitations outlined in the database.


References cited

References reviewed

Appendix 1: Examples of dosage preparations and directions for use

Godfrey et al. 2010

Powdered bark: 5-20 gr. (~0.3-1.2 g)

Tincture: 2-4 ml tid

BHC 2006

Three times daily:

Dried bark: 0.5-1 g as an infusion

Liquid extract: 1:1 in 70% alcohol, 0.5-1 ml

Tincture: BPC 1949, 1:5 in 70% ethanol, 2-4 ml

Wichtl 2004

2-4 g dried bark

API 2001[1990]

1-3 g powdered bark, per day

Kapoor 2001

0.5-1.5 g bark

Blumenthal 2000

2-4 g per day of cut or ground bark

Infusion or decoction: 0.7-1.3 g in 150 ml of water, three times daily

Fluid extract: 1:1 (g/ml), 0.7-1.3 ml, three times daily

Tincture: 1:5 (g/ml): 3.3-6.7 ml, three times daily

Blumental 1998

2-4 g bark