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Olive Leaf Extract (Oleuropein)

Product Name Olive Leaf Extract
Active Ingredients Oleuropein
CAS Number 8060-29-5
Applications Personal Care, Dietary Supplements, Functional Foods, Animal Nutrition, etc.
Package 1kg,5kg/bag, 25kg/drum


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Olive Leaf Extract (Oleuropein)

What Is Olive Leaf Extract ?

The olive tree (Olea europaea), which also yields olive oil, is the source of olive leaf extract. Oleuropein, the molecule that gives it its active form, is believed to have anti-inflammatory and antioxidant qualities. According to preliminary research, olive leaf extract may offer several health advantages. To make it more palatable for consumption, this extract is usually taken from the olive tree’s leaves, giving us the extract.

Active Ingredient

Olive leaf extract is derived from the leaves of the olive plant, with oleuropein being a key active ingredient. This nutrient is believed to enhance the extract’s antioxidant and anti-inflammatory properties.

Bulk Olive Leaf Powdered Extract Specification Sheet


Plant Extract


Brown Green Powder


20% 40% 60% 80% HPLC


Kosher, Halal, GMP, etc.

Active Ingredient


Test Methods


MOQ (minimum order quantity)



Available (10-20g/bag)

OEM Service

Available, such as capsules, tablets, pills, etc.

ODM Service


Private Label


Contract Manufacturing


Health Benefits of Olive Leaf Extract 

1. Aids in Weight Control

Extra virgin olive leaf extract may also aid in weight loss. It is believed that by controlling the expression of genes that influence weight gain, the extract prevents obesity. It also helps lower food consumption.

2. Reduces the Blood Pressure

Blood pressure can be lowered by using olive leaf extract, both diastolic and systolic. Blood pressure reduction can lessen the chance of heart attack and stroke.

3. Enhances Cardiac Health

Research indicates that one risk factor for heart disease, atherosclerosis, or the narrowing of the arteries may benefit from using olive leaf extract. High total cholesterol and low-density lipoproteins, or “bad” cholesterol, are risk factors for this illness. After consuming the extract for eight weeks, the rats’ cholesterol levels dropped considerably.

4. Cures Herpes

According to one study, olive leaf extract’s antiviral and antibacterial properties hinder the herpes virus’s capacity to infect nearby cells.

Applications and Uses

  • For Skin

The severe impacts of the weather, the elements, environmental stresses, and contaminants can all be defended against with olive leaf extract. Ageing indications are delayed, the skin is nourished and purified, irritation is calmed, damage is repaired, redness is reduced, hydration is increased, and circulation is improved.

  • For Hair

The Extract helps to smooth out the strands and adds moisture and shine. It is said to treat alopecia and guard against the negative consequences of excessive UV exposure.

  • Utilized Therapeutically

It is said that olive leaf botanical extract can help with burns, rheumatic pain, stomach and intestinal pain, and rickets symptoms by reducing swelling. It is thought to strengthen the heart, treat intestinal spasms, increase circulation, and improve mental clarity.

  • Used on Cuts and Rashes

It is thought to strengthen the skin-affected areas and speed their recovery. It helps people with hypertension, acts as a natural diuretic and laxative, and may have aphrodisiac properties.

Does Olive Leaf Extract (Oleuropein) Have Side Effects?

Olive leaf extract allergies can occur in certain persons. Those allergic to other plants in the Oleaceae family may experience severe respiratory allergic reactions when exposed to pollen from olive leaves.

Is Olive Leaf Extract Safe to Consume?

Small amounts of olive leaf consumed for a brief period of time are probably safe, although some people may have negative effects, like: Some people may respond allergically to olive leaf extract.

Special Precautions and Warnings

Consult your physician before using olive leaf extract. Some changes could happen gradually and subtly. With olive leaf extract, you may not see any changes at all. Although this supplement isn’t a panacea, it might support your objectives for stronger immunity, better health, and weight loss.

Olive Leaf Extract Dosage: Guidelines for Optimal Use

The recommended daily dosage for olive leaf extract is 500–1,000 mg. The quantity can be divided into several doses each day. Start with a lower dosage when taking the extract and raise it as your body permits. Consuming olive leaf extract could be beneficial for the following:

  • cardiovascular
  • blood pressure
  • diabetes
  • weight loss
  • immunity
  • inflammation
  • cancer

How Does Oleuropein Contribute to Olive Leaf Extract’s Anti-Inflammatory Effects?

Oleuropein, a vital bioactive compound in olive leaf extract, delivers potent anti-inflammatory effects through various pathways:

TNFα Downregulation: Oleuropein reduces TNFα secretion, showcasing its anti-inflammatory prowess. It’s the primary component responsible for this effect.

Inhibition of Inflammatory Enzymes: Oleuropein effectively inhibits enzymes like COX and LOX, key players in generating inflammatory mediators.

Antioxidant Power: Renowned for its robust antioxidant properties, oleuropein scavenges free radicals, reducing oxidative stress and inflammation.

Modulation of Inflammatory Signaling Pathways: Oleuropein disrupts pro-inflammatory pathways like NF-κB and MAPK, reducing expression of inflammatory genes and cytokines.

Modulation of Immune Response: By modulating immune cell activity, oleuropein promotes a balanced immune response, curbing excessive inflammation.

Is Olive Leaf Extract FDA-Approved?

Yes, it is approved by the FDA as safe (GRAS) for use as a food ingredient. However, the FDA does not “approve” dietary supplements such as olive leaf extract in the same way that it approves drugs. Instead, these supplements are regulated under the Dietary Supplement Health and Education Act (DSHEA), and the manufacturer had better ensure their safety and labeling accuracy. Hard better consult with the doctor before use it

Where to Wholesale Bulk Olive Leaf Extract ?

Nutri Avenue’s Olive Leaf Extract is made with the purest ingredients, ensuring its efficacy and purity. It is rigorously tested to guarantee that each batch meets our exacting standards for quality, providing you with an exceptional supplement. Gain these benefits and contact Nutri Avenue to offer high-quality natural supplement ingredient products that promote health and energy.


Olive seeds, argan oil, skin and flesh of olives.

Yes,it is. The extract may aid in preventing obesity by regulating gene expression related to weight gain and reducing food intake.

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