Last update
3/29/2026
Reviewed By
Overview
SCIENTIFIC SCORE
Possibly Effective
Based on 5 Researches
7.4
USERS' SCORE
Good
Based on 6 Reviews
8.9
Supplement Facts
Serving Size: Daily 1 Capsule
Amount Per Serving
%DV
Total Carbohydrate
<1 g
<1%*
Olive (Olea europaea) leaf extract
680 mg
†
Oleuropein
50 mg
†
Top Medical Research Studies
9
We investigated the effects of Olive Leaf Extract (OLE) on herpes simplex virus type 1 (HSV-1) compared to Acyclovir in a randomized double-blind study involving 66 patients. Participants received either a 2% OLE cream or a 5% Acyclovir cream over six days.
Both treatments showed effectiveness in reducing HSV symptoms, but those using OLE reported significantly less bleeding, itching, and pain earlier than those on Acyclovir.
The findings suggest that OLE may offer quicker relief from symptoms and could be explored further as a complementary treatment alongside Acyclovir.
Both treatments showed effectiveness in reducing HSV symptoms, but those using OLE reported significantly less bleeding, itching, and pain earlier than those on Acyclovir.
The findings suggest that OLE may offer quicker relief from symptoms and could be explored further as a complementary treatment alongside Acyclovir.
Read More
9
The study examined how olive leaf extracts could combat the herpes simplex virus type 1 (HSV-1) while also assessing their antibacterial properties. We found that these extracts were not toxic to Vero cells, indicating safety in use.
Using various assays, both OESA and OESY extracts showed clear antiviral activity against HSV-1. This suggests that olive leaf extracts might offer a viable alternative treatment against resistant strains of herpes, alongside their antibacterial benefits.
Using various assays, both OESA and OESY extracts showed clear antiviral activity against HSV-1. This suggests that olive leaf extracts might offer a viable alternative treatment against resistant strains of herpes, alongside their antibacterial benefits.
Read More
8
We investigated how olive leaf extract (OLE) compares to propolis and acyclovir in fighting herpes simplex virus type 1 (HSV-1). The study revealed that OLE, both alone and in combination with propolis or acyclovir, shows antiviral effects against HSV-1 in lab settings.
While these natural remedies might reduce required doses of acyclovir and potentially decrease side effects, they still need more in-depth research to confirm their effectiveness and safety in real-life situations.
In conclusion, olive leaf extract holds promise but should be further tested.
While these natural remedies might reduce required doses of acyclovir and potentially decrease side effects, they still need more in-depth research to confirm their effectiveness and safety in real-life situations.
In conclusion, olive leaf extract holds promise but should be further tested.
Read More
Most Useful Reviews
10
Permanent cure found
280 people found this helpful
FINALLY! I found a way to boot herpes 1 & 2 PERMANENTLY. I've read studies proving there is indeed a permanent CURE for both Herpes Simplex 1 & 2 through Olive Leaf Extract & Lysine, as well as for Chronic Fatigue Syndrome & Shingles. Look it up if you don't believe it!
Read More
6
Antiviral benefits
8 people found this helpful
It also aids chronic viral illnesses, such as herpes. The antiviral effects of olive leaves are realised by inhibiting the multiplication of viruses and enhancing the production of killer T-lymphocytes, which eliminate virus-infected cells. Olive leaves can also be prescribed for influenza, arthritis, chronic fatigue syndrome, fibromyalgia, tropical fever, gallstone disease, colitis, and prostatitis. They help maintain the elasticity and stability of blood vessel walls and prevent blood clots.
Read More
7.5
Effective against herpes
7 people found this helpful
I purchased an olive leaf to combat herpes. I followed a regimen I found online: for one week, I took 2 capsules, then increased to 3, then to 4, and back down to 3 and 2. I also supplemented with vitamin C, omega, and vitamin D3. I appreciated the effects, but the cost was a downside.
Read More
Medical Researches
SCIENTIFIC SCORE
Possibly Effective
Based on 5 Researches
7.4
- All Researches
9
The study examined how olive leaf extracts could combat the herpes simplex virus type 1 (HSV-1) while also assessing their antibacterial properties. We found that these extracts were not toxic to Vero cells, indicating safety in use.
Using various assays, both OESA and OESY extracts showed clear antiviral activity against HSV-1. This suggests that olive leaf extracts might offer a viable alternative treatment against resistant strains of herpes, alongside their antibacterial benefits.
Using various assays, both OESA and OESY extracts showed clear antiviral activity against HSV-1. This suggests that olive leaf extracts might offer a viable alternative treatment against resistant strains of herpes, alongside their antibacterial benefits.
Read More
9
We investigated the effects of Olive Leaf Extract (OLE) on herpes simplex virus type 1 (HSV-1) compared to Acyclovir in a randomized double-blind study involving 66 patients. Participants received either a 2% OLE cream or a 5% Acyclovir cream over six days.
Both treatments showed effectiveness in reducing HSV symptoms, but those using OLE reported significantly less bleeding, itching, and pain earlier than those on Acyclovir.
The findings suggest that OLE may offer quicker relief from symptoms and could be explored further as a complementary treatment alongside Acyclovir.
Both treatments showed effectiveness in reducing HSV symptoms, but those using OLE reported significantly less bleeding, itching, and pain earlier than those on Acyclovir.
The findings suggest that OLE may offer quicker relief from symptoms and could be explored further as a complementary treatment alongside Acyclovir.
Read More
8
We investigated how olive leaf extract (OLE) compares to propolis and acyclovir in fighting herpes simplex virus type 1 (HSV-1). The study revealed that OLE, both alone and in combination with propolis or acyclovir, shows antiviral effects against HSV-1 in lab settings.
While these natural remedies might reduce required doses of acyclovir and potentially decrease side effects, they still need more in-depth research to confirm their effectiveness and safety in real-life situations.
In conclusion, olive leaf extract holds promise but should be further tested.
While these natural remedies might reduce required doses of acyclovir and potentially decrease side effects, they still need more in-depth research to confirm their effectiveness and safety in real-life situations.
In conclusion, olive leaf extract holds promise but should be further tested.
Read More
7
We examined how olive leaf extracts might combat herpes and their overall antioxidant effects. Through various assays, we found these extracts offer protection to human HeLa cells, preventing damage from oxidative stress. Notably, oleuropein, a key compound, showed promise in inhibiting HSV-1 replication, which suggests its potential as a therapeutic agent. While our findings are encouraging regarding antioxidant activity, the effectiveness of olive leaf specifically for herpes treatment calls for more research to confirm these benefits.
Read More
4
We aimed to find out whether olive leaf extract could help manage recurrent herpes labialis. In a rigorous, triple-blinded study, forty patients applied either olive leaf extract or acyclovir cream five times a day for five days.
Our analysis revealed no significant differences in pain intensity between the two treatments. However, olive leaf extract did show promise, as lesions associated with it crusted over faster. This suggests that while it may not reduce pain, olive leaf could be a valuable alternative treatment.
Our analysis revealed no significant differences in pain intensity between the two treatments. However, olive leaf extract did show promise, as lesions associated with it crusted over faster. This suggests that while it may not reduce pain, olive leaf could be a valuable alternative treatment.
Read More
User Reviews
USERS' SCORE
Good
Based on 6 Reviews
8.9
- All Reviews
- Positive Reviews
- Negative Reviews
10
Permanent cure found
280 people found this helpful
FINALLY! I found a way to boot herpes 1 & 2 PERMANENTLY. I've read studies proving there is indeed a permanent CURE for both Herpes Simplex 1 & 2 through Olive Leaf Extract & Lysine, as well as for Chronic Fatigue Syndrome & Shingles. Look it up if you don't believe it!
Read More
6
Antiviral benefits
8 people found this helpful
It also aids chronic viral illnesses, such as herpes. The antiviral effects of olive leaves are realised by inhibiting the multiplication of viruses and enhancing the production of killer T-lymphocytes, which eliminate virus-infected cells. Olive leaves can also be prescribed for influenza, arthritis, chronic fatigue syndrome, fibromyalgia, tropical fever, gallstone disease, colitis, and prostatitis. They help maintain the elasticity and stability of blood vessel walls and prevent blood clots.
Read More
7.5
Effective against herpes
7 people found this helpful
I purchased an olive leaf to combat herpes. I followed a regimen I found online: for one week, I took 2 capsules, then increased to 3, then to 4, and back down to 3 and 2. I also supplemented with vitamin C, omega, and vitamin D3. I appreciated the effects, but the cost was a downside.
Read More
9
Immunomodulator strength
A powerful immunomodulator that responds to any viral activity (herpes, covid, Epstein-Barr), it acts swiftly and suppresses the virus. I always utilise it at the first signs of a cold. The quality of this brand is exceptionally good.
Read More
6
Long-term efficacy
It effectively manages herpes viruses if taken over an extended period.
Read More
Frequently Asked Questions
6
Long-term efficacy
It effectively manages herpes viruses if taken over an extended period.
9
Immunomodulator strength
A powerful immunomodulator that responds to any viral activity (herpes, covid, Epstein-Barr), it acts swiftly and suppresses the virus. I always utilise it at the first signs of a cold. The quality of this brand is exceptionally good.
7.5
Effective against herpes
7 people found this helpful
I purchased an olive leaf to combat herpes. I followed a regimen I found online: for one week, I took 2 capsules, then increased to 3, then to 4, and back down to 3 and 2. I also supplemented with vitamin C, omega, and vitamin D3. I appreciated the effects, but the cost was a downside.
7.5
Quicker recovery
1 people found this helpful
It has accelerated my recovery from prolonged herpes.
References
- Gaizeh Al-Hallak MA, Hsaian JA, Aljoujou AA. Evaluating the effectiveness of topical olive leaf extract emulgel in managing recurrent herpes labialis: a randomized controlled clinical study. Sci Rep. 2024;14:29989. 10.1038/s41598-024-81805-0
- Pennisi R, Ben Amor I, Gargouri B, Attia H, Zaabi R, et al. Analysis of Antioxidant and Antiviral Effects of Olive ( L.) Leaf Extracts and Pure Compound Using Cancer Cell Model. Biomolecules. 2023;13. 10.3390/biom13020238
- Ben-Amor I, Musarra-Pizzo M, Smeriglio A, D'Arrigo M, Pennisi R, et al. Phytochemical Characterization of Leaf Extracts and Assessment of Their Anti-Microbial and Anti-HSV-1 Activity. Viruses. 2021;13. 10.3390/v13061085
- Toulabi T, Delfan B, Rashidipour M, Yarahmadi S, Ravanshad F, et al. The efficacy of olive leaf extract on healing herpes simplex virus labialis: A randomized double-blind study. Explore (NY). 2022;18:287. 10.1016/j.explore.2021.01.003
- Altındiş M, Aslan FG, Uzuner H, Ünal H, Köroğlu M, et al. [Comparison of Antiviral Effect of Olive Leaf Extract and Propolis with Acyclovir on Herpes Simplex Virus Type 1]. Mikrobiyol Bul. 2020;54:79. 10.5578/mb.69019
Data last updated:
