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Periwinkle Purchase & Information

Alternative Names

Common Periwinkle, Earlyflowering, Evergreen, Herbe à la Capucine, Herbe de Fidélité, Lesser Periwinkle, Myrtle, Petite Pervenche, Pervenche Mineure, Small Periwinkle, Vincae Minoris Herba, Vincapervinca, Violette des Morts, Violette de Serpent, Violette de Sorcier, Wintergreen CAUTION: Please refer to separate listings for Madagascar Periwinkle, Myrtle, Wintergreen

Scientific Name

Vinca Minor

Why Do People Use Periwinkle?

The oral preparations of Vinca minor (Periwinkle), like periwinkle powder, are used to improve brain functions, is considered effective in supporting brain metabolism, cerebral circulation, preventing memory and concentration feebleness and impairment, increasing mental productivity, preventing premature aging of brain cells, improving memory and thinking capacity and also for geriatric support). It also is utilized orally for diarrhea issues, mucous membrane inflammation, to purigy the blood, vaginal discharge, tonsillitis, throat ailments, hemostatic remedy, sore throat, angina, toothache, intestinal inflammation, promoting wound healing, edema, as a diuretic, improving immune function, antihypertensive and as a sedative.

Is It Safe To Use?

Likely Unsafe - Oral consumption of periwinkle powder is considered unsafe. Periwinkle consists of pharmacologically active toxic alkaloids that can lead to liver, nerve and kidney damage. Likely Unsafe for Pregnant & Breast Feeding Females - Oral consumption of periwinkle is considered unsafe for both pregnant and breastfeeding women.

How Effective Is Periwinkle?

To rate the effectiveness of periwinkle powder, there is scarce and unreliable information available.

How Periwinkle Works?

The most effective parts of Vinca minor are the aerial parts. Periwinkle consists of pharmacologically toxic and active alkaloids, such as vincristine, which have neurological and cytotoxic effects and can be responsible for damage of kidneys and liver area. Periwinkle powder may also have astringent actions. An active constituent of periwinkle called vincamine has hypotensive effects. In animal models, periwinkle can cause lymphocytopenia, leukocytopenia and lowers gamma-globulin levels, alpha-1 and alpha-2 presumably because of immune suppression.

What Are The Side Effects /Adverse Reactions of Periwinkle?

Periwinkle powder maybe responsible for neurologic damage, cytotoxity, kidney and liver damage because there is a lethal alkaloid constituent in periwinkle called vinca. It is also responsible for skin flushing and GI complaints. Oral consumption of excessive dosage of Vinca minor may cause severe decrease in blood pressure.

How Periwinkle Interacts With Other Herbs and Supplements?

Supplements & Herbs Containing Hypotensive Effects - Periwinkle powder may show hypotensive effects in some cases. Combination of other supplements or herbs containing hypotensive effects along periwinkle, might enhance the potential risks of hypotension. Supplements & herbs in such category include casein peptides, andrographis, coenzyme Q-10, cat's claw, L-arginine, theanine, fish oil, stinging nettle, lycium and others as well.

How Periwinkle Interacts With Drugs?

Antihypertensive Drugs - Interaction rating between Vinca minor and antihypertensive drugs is moderate, so be careful about this mixture. Oral consumption of periwinkle may enhance the therapeutic effects caused by antihypertensive therapy because of these hypotensive actions of vincamine, an active constituent of periwinkle.

How Periwinkle Interacts With Foods?

Not known.

How Periwinkle Interacts With Lab Tests?

Not known.

How Periwinkle Interacts With Diseases and Conditions?

Constipation - Oral consumption of periwinkle is contraindicated because of its astringent activity. Hypotension - Oral consumption of periwinkle is contraindicated because of its potential hypotensive impacts. Surgery - Periwinkle powder might interact with blood pressure level. It may also effect the control of blood pressure after and during patient’s surgical activities. So, such patients should discontinue periwinkle minimum two weeks before suggested surgical procedures.

What Should Be the Dose/Administration of Periwinkle?

ORAL Typical dosage of periwinkle is to mix 3 - 10 drops of the extract in water and ingest orally 2 to 3 times on daily basis. Extract of periwinkle consist of alcohol and glycerin.


The constituent of periwinkle called vincamine, can be converted in the laboratory to the compound vinpocetine which is marketed as a nutritional supplement. Don’t mix periwinkle with Madagascar periwinkle (Catharanthus roseus).

General Certificate of Analysis (COA)

Specification sheet links below are a standard copy of the COA less the batch or lot number and manufactures dates. Specification sheet can be dated and should only be considered as a general information. Please contact and request an up to date COA if needed for specific updated information before placing order by filling out the contact form with product name and SKU number. If ordering quantities of twenty five kilos or more contact for availability.


These statements have not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure or prevent any disease.

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