Cardiovascular Health and Heart Function
Cardiovascular Health and Heart Function
Hawthorn —Crataegus monogyna — is a flowering shrub distinguished by delicate white blossoms, deeply lobed leaves, and vibrant red fruits. Beyond its botanical beauty lies a long history of use in herbal medicine, where hawthorn has been particularly valued for its association with cardiovascular health.
Its leaves and flowers contain naturally occurring flavonoids and other polyphenolic compounds that contribute to the plant's distinctive composition. Today, standardized hawthorn extracts are recognized in Herbal Medicine for helping maintain and support cardiovascular health.
KARDEN brings this botanical heritage into a contemporary formulation, featuring hawthorn extract standardized to 2.2% flavonoids.
Helps maintain the health of the heart and blood vessels
Helps support normal muscle function, including the heart
Helps maintain electrolyte balance, essential for proper muscle and nerve function
Behind the name KARDEN lies a thoughtful interplay of nature, science, and identity.
The K draws its inspiration from the chemical symbol for potassium, an essential mineral naturally present in hawthorn and involved in the body's regulation of blood pressure. KARD echoes cardiac, placing the heart at the centre of the name.
Finally, EN carries the signature of E.N. Biomédical, completing a name that connects its scientific inspiration with the company that brought it to life. KARDEN — a name shaped by the heart, informed by nature, and signed by E.N. Biomédical.
Hawthorn —Crataegus monogyna — reveals a remarkable botanical complexity beneath the delicate beauty of its white blossoms and finely sculpted leaves.
Within this flowering plant lies an intricate composition of naturally occurring compounds, shaped by nature and distinguished by their chemical diversity.
In nineteenth-century Ireland, a physician named Dr. Green became renowned for his botanical approach to heart conditions. At the centre of his practice was a carefully guarded preparation whose ingredients remained a mystery for years. The secret was eventually revealed by his daughter: a tincture crafted from the ripe red berries of hawthorn.
In 1896, physician M. C. Jennings brought this botanical preparation to wider medical attention through an article published in the New York Medical Journal, marking an important chapter in hawthorn's documented medicinal history.
What was once a closely guarded botanical secret became part of a lasting tradition of herbal knowledge, connecting generations of botanical practice with the evolving world of medical science.
The circulation of blood is a continuous exchange between the heart and the vessels that extend throughout the body. Beneath this movement lies a finely coordinated system of muscular activity, cellular signals and responses to changing demands.
Hawthorn’s relationship with cardiovascular physiology has led researchers to explore several aspects of this intricate system.
A botanical legacy, elevated through precision. Nature at the source. Science in every detail.
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Hawthorn — Crataegus monogyna 2.2% flavonoids (leaves and flowers) — 150 mg
Hypromellose, magnesium stearate
Traditionally used in Herbal Medicine as a hepatoprotectant/liver protectant and to help support liver function.
Used in Herbal Medicine to help relieve digestive disturbances, including dyspepsia (indigestion).
When looking to support cardiovascular health, maintain stamina during physical activity, or give greater attention to healthy circulation. Particularly relevant when maintaining an active lifestyle and taking a more intentional approach to long-term heart health become priorities.
Adults: 1 capsule, 1–3 times daily, use for at least 3 weeks to see beneficial effects.
Consult a health care practitioner if symptoms persist or worsen.
Consult a health care practitioner prior to use if you are pregnant.
Stop use if hypersensitivity or allergy occurs.
Hawthorn —Crataegus monogyna — reveals a remarkable botanical complexity beneath the delicate beauty of its white blossoms and finely sculpted leaves.
Within this flowering plant lies an intricate composition of naturally occurring compounds, shaped by nature and distinguished by their chemical diversity.
Among them, flavonoids such as hyperoside and vitexin derivatives exist alongside oligomeric procyanidins, forming part of the rich polyphenolic profile that has drawn scientific attention to hawthorn and its relationship with cardiovascular health.
Hyperoside belongs to the flavonols, while vitexin and its derivatives are members of the flavone family. Oligomeric procyanidins represent another distinctive group of polyphenols, composed of interconnected flavan-3-ol units. Each contributes to the remarkable chemical diversity found within the plant.
Understanding this complexity has shaped the scientific approach to hawthorn extracts.
Rather than defining the botanical solely by its origin, modern standardization makes it possible to identify and measure selected constituents, establishing a consistent reference for its composition.
For KARDEN, that reference is 2.2% flavonoids.
The significance of this concentration lies in its scientific recognition.
Health Canada's Hawthorn monograph identifies standardized ethanolic extracts of hawthorn flowers and leaves containing 2.2% flavonoids, expressed as hyperoside, among the preparations recognized for supporting cardiovascular health in adults.
Here, hyperoside serves as an analytical reference — a means of expressing flavonoid content through a defined measurement. The percentage does not suggest that the extract consists of hyperoside alone, nor does it encompass every naturally occurring compound within hawthorn.
It establishes something more specific: a measurable characteristic within a much broader botanical composition.
In KARDEN, this precision takes a tangible form.
Each capsule contains 150 mg of Crataegus monogyna extract, standardized to 2.2% flavonoids. This corresponds to a nominal 3.3 mg of flavonoids, expressed according to the extract's standardization, in each capsule.
At the recommended dosage of two capsules, three times daily, KARDEN provides 900 mg of standardized hawthorn extract, corresponding to 19.8 mg of flavonoids per day.
These proportions hold particular significance when considered alongside Health Canada's specifications.
For certain standardized ethanolic extracts of hawthorn flowers and leaves, Health Canada's monograph establishes a daily range of 160–900 mg of extract, standardized to 2.2% flavonoids as hyperoside and/or 18.75% oligomeric procyanidins as epicatechin.
KARDEN's published daily quantity of 900 mg corresponds numerically to the upper boundary of this range, provided its extract meets the monograph's specified botanical and preparation requirements.
This is a measure of formulation, not a declaration of greater therapeutic strength. A standardized concentration defines a particular aspect of an extract's composition; it does not, by itself, establish superior clinical effects.
What makes hawthorn remarkable is the intricate chemistry of the plant itself. What standardization provides is a way to give one part of that complexity a consistent, measurable identity.
For KARDEN, the distinction is deliberate.
The botanical retains its complexity. The formulation gives it definition.
The circulation of blood is a continuous exchange between the heart and the vessels that extend throughout the body. Beneath this movement lies a finely coordinated system of muscular activity, cellular signals and responses to changing demands.
Hawthorn’s relationship with cardiovascular physiology has led researchers to explore several aspects of this intricate system.
One area of interest is the endothelium—the delicate layer of cells lining blood vessels. Far from a passive surface, it releases signals that help regulate the contraction and relaxation of the surrounding vascular muscle.
The circulation of blood is a continuous exchange between the heart and the vessels that extend throughout the body. Beneath this movement lies a finely coordinated system of muscular activity, cellular signals and responses to changing demands.
Hawthorn’s relationship with cardiovascular physiology has led researchers to explore several aspects of this intricate system.
One area of interest is the endothelium—the delicate layer of cells lining blood vessels. Far from a passive surface, it releases signals that help regulate the contraction and relaxation of the surrounding vascular muscle.
Among these signals is nitric oxide, a molecule involved in blood vessel relaxation. Experimental studies of specific hawthorn extracts have examined their influence on pathways associated with its production, offering insight into how the plant’s constituents may interact with vascular function.
Research has also explored oxidative balance within cardiovascular tissues. In laboratory and animal models, certain hawthorn preparations have shown effects on processes involved in cellular responses to oxidative stress.
These findings provide possible explanations for hawthorn’s biological activity. Their relevance depends on the preparation studied, and they do not establish identical effects for every hawthorn formulation.
For KARDEN, this research adds a physiological dimension to its botanical ingredient—deepening our understanding of a plant whose place in cardiovascular herbal medicine continues to invite scientific inquiry.
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