Abrasions
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Acanthosis nigricans
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Allergies
Alzheimer
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athlete foot
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diarrhoea
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hair removal
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Headache
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hypothyroidism
indigestion
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weight loss
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Yeast infection

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data-catid="1421">Bloating</li><li class="lp-wrap-cats" data-catid="1185">Blood clot</li><li class="lp-wrap-cats" data-catid="1457">Blurred Vision</li><li class="lp-wrap-cats" data-catid="1225">Bone pain</li><li class="lp-wrap-cats" data-catid="1188">Brain tumor</li><li class="lp-wrap-cats" data-catid="1209">Breast Cancer</li><li class="lp-wrap-cats" data-catid="1074">Bronchitis</li><li class="lp-wrap-cats" data-catid="1189">Bruise</li><li class="lp-wrap-cats" data-catid="1477">bruising</li><li class="lp-wrap-cats" data-catid="1190">Bulimia</li><li class="lp-wrap-cats" data-catid="1075">Cancer</li><li class="lp-wrap-cats" data-catid="1076">Candidiasis</li><li class="lp-wrap-cats" data-catid="1077">Cardiovascular disease</li><li class="lp-wrap-cats" data-catid="1194">Carpal tunnel syndrome</li><li class="lp-wrap-cats" data-catid="1195">Cataract</li><li class="lp-wrap-cats" data-catid="1462">Celiac</li><li class="lp-wrap-cats" data-catid="1197">Cerebral palsy</li><li class="lp-wrap-cats" data-catid="1198">Cervical cancer</li><li class="lp-wrap-cats" data-catid="1199">Chalazion</li><li class="lp-wrap-cats" data-catid="1216">Chemotherapy</li><li class="lp-wrap-cats" data-catid="1200">Chest pain</li><li class="lp-wrap-cats" data-catid="1078">Chickenpox</li><li class="lp-wrap-cats" data-catid="1203">Cholecystitis</li><li class="lp-wrap-cats" data-catid="1204">Chondromalacia patella</li><li class="lp-wrap-cats" data-catid="1454">Chronic Cough</li><li class="lp-wrap-cats" data-catid="1205">Chronic fatigue syndrome</li><li class="lp-wrap-cats" data-catid="1206">Chronic obstructive pulmonary disease</li><li class="lp-wrap-cats" data-catid="1080">Cold</li><li class="lp-wrap-cats" data-catid="1448">Cold Sores</li><li class="lp-wrap-cats" data-catid="1081">Colitis</li><li class="lp-wrap-cats" data-catid="1437">Common Cold</li><li class="lp-wrap-cats" data-catid="1082">Conjunctivitis</li><li class="lp-wrap-cats" data-catid="1083">Constipation</li><li class="lp-wrap-cats" data-catid="1473">Corns</li><li class="lp-wrap-cats" data-catid="1084">Cough</li><li class="lp-wrap-cats" data-catid="1465">Crohn</li><li class="lp-wrap-cats" data-catid="1472">Cystic Fibrosis</li><li class="lp-wrap-cats" data-catid="1438">Depression</li><li class="lp-wrap-cats" data-catid="1085">Diabetes</li><li class="lp-wrap-cats" data-catid="1086">Diarrhea</li><li class="lp-wrap-cats" data-catid="1224">diarrhoea</li><li class="lp-wrap-cats" data-catid="1087">Diverticulitis</li><li class="lp-wrap-cats" data-catid="1088">Dizziness</li><li class="lp-wrap-cats" data-catid="1214">Ear infection</li><li class="lp-wrap-cats" data-catid="1420">eczema</li><li class="lp-wrap-cats" data-catid="1458">Endometriosis</li><li class="lp-wrap-cats" data-catid="1089">Epilepsy</li><li class="lp-wrap-cats" data-catid="1090">Erectile dysfunction</li><li class="lp-wrap-cats" data-catid="1091">Eye infection</li><li class="lp-wrap-cats" data-catid="1445">Fibromyalgia</li><li class="lp-wrap-cats" data-catid="1451">Floaters</li><li class="lp-wrap-cats" data-catid="1092">Flu</li><li class="lp-wrap-cats" data-catid="1449">Food Poisoning</li><li class="lp-wrap-cats" data-catid="1213">Frozen shoulder</li><li class="lp-wrap-cats" data-catid="1444">Gastritis</li><li class="lp-wrap-cats" data-catid="1093">Gastroenteritis</li><li class="lp-wrap-cats" data-catid="1094">Gastroesophageal reflux disease</li><li class="lp-wrap-cats" data-catid="1095">Genital herpes</li><li class="lp-wrap-cats" data-catid="1097">Gout</li><li class="lp-wrap-cats" data-catid="1212">Hair loss</li><li class="lp-wrap-cats" data-catid="1483">hair removal</li><li class="lp-wrap-cats" data-catid="1439">Hashimoto</li><li class="lp-wrap-cats" data-catid="1098">Headache</li><li class="lp-wrap-cats" data-catid="1099">Heart attack</li><li class="lp-wrap-cats" data-catid="1441">Heart Disease</li><li class="lp-wrap-cats" data-catid="1227">Heartburn</li><li class="lp-wrap-cats" data-catid="1101">Hemorrhoids</li><li class="lp-wrap-cats" data-catid="1102">Hepatitis</li><li class="lp-wrap-cats" data-catid="1103">Herpes</li><li class="lp-wrap-cats" data-catid="1442">High Cholesterol</li><li class="lp-wrap-cats" data-catid="1104">Hives</li><li class="lp-wrap-cats" data-catid="1229">Hot flashes</li><li class="lp-wrap-cats" data-catid="1105">Hypertension</li><li class="lp-wrap-cats" data-catid="1231">hyperthyroidism</li><li class="lp-wrap-cats" data-catid="1230">hypothyroidism</li><li class="lp-wrap-cats" data-catid="1221">indigestion</li><li class="lp-wrap-cats" data-catid="1106">Influenza</li><li class="lp-wrap-cats" data-catid="1107">Insomnia</li><li class="lp-wrap-cats" data-catid="1108">Irritable bowel syndrome</li><li class="lp-wrap-cats" data-catid="1476">jetlag</li><li class="lp-wrap-cats" data-catid="1109">Kidney infection</li><li class="lp-wrap-cats" data-catid="1110">Kidney stones</li><li class="lp-wrap-cats" data-catid="1440">Knee Pain</li><li class="lp-wrap-cats" data-catid="1111">Laryngitis</li><li class="lp-wrap-cats" data-catid="1112">Leg cramps</li><li class="lp-wrap-cats" data-catid="1113">Leukemia</li><li class="lp-wrap-cats" data-catid="1114">Liver disease</li><li class="lp-wrap-cats" data-catid="1468">low libido</li><li class="lp-wrap-cats" data-catid="1115">Lung cancer</li><li class="lp-wrap-cats" data-catid="1464">Lupus</li><li class="lp-wrap-cats" data-catid="1117">Measles</li><li class="lp-wrap-cats" data-catid="1118">Menopause</li><li class="lp-wrap-cats" data-catid="1119">Migraine</li><li class="lp-wrap-cats" data-catid="1471">Mild Cognitive Impairment</li><li class="lp-wrap-cats" data-catid="1121">Multiple sclerosis</li><li class="lp-wrap-cats" data-catid="1480">muscle building</li><li class="lp-wrap-cats" data-catid="1484">muscle pain</li><li class="lp-wrap-cats" data-catid="1220">nausea</li><li class="lp-wrap-cats" data-catid="1215">Neuropathy</li><li class="lp-wrap-cats" data-catid="1443">Obesity</li><li class="lp-wrap-cats" data-catid="1474">osteoarthritis</li><li class="lp-wrap-cats" data-catid="1123">Osteoporosis</li><li class="lp-wrap-cats" data-catid="1122">Ovarian cancer</li><li class="lp-wrap-cats" data-catid="1124">Pancreatitis</li><li class="lp-wrap-cats" data-catid="1463">Parkinson</li><li class="lp-wrap-cats" data-catid="1455">Pelvic Pain</li><li class="lp-wrap-cats" data-catid="1126">Pneumonia</li><li class="lp-wrap-cats" data-catid="1128">Polycystic ovary syndrome</li><li class="lp-wrap-cats" data-catid="1478">Premenstrual Syndrome</li><li class="lp-wrap-cats" data-catid="1129">Prostate cancer</li><li class="lp-wrap-cats" data-catid="1130">Psoriasis</li><li class="lp-wrap-cats" data-catid="1452">Rash</li><li class="lp-wrap-cats" data-catid="1132">Reflux</li><li class="lp-wrap-cats" data-catid="1133">Rheumatoid arthritis</li><li class="lp-wrap-cats" data-catid="1134">Ringworm</li><li class="lp-wrap-cats" data-catid="1136">Salmonella</li><li class="lp-wrap-cats" data-catid="1447">Sciatica</li><li class="lp-wrap-cats" data-catid="1139">Shingles</li><li class="lp-wrap-cats" data-catid="1140">Sinusitis</li><li class="lp-wrap-cats" data-catid="1141">Skin cancer</li><li class="lp-wrap-cats" data-catid="1142">Sleep apnea</li><li class="lp-wrap-cats" data-catid="1143">Sore throat</li><li class="lp-wrap-cats" data-catid="1145">Stroke</li><li class="lp-wrap-cats" data-catid="1456">Swollen Lymph Nodes</li><li class="lp-wrap-cats" data-catid="1446">Tendonitis</li><li class="lp-wrap-cats" data-catid="1148">Thrush</li><li class="lp-wrap-cats" data-catid="1226">tinnitus</li><li class="lp-wrap-cats" data-catid="1149">Tonsillitis</li><li class="lp-wrap-cats" data-catid="1150">Toothache</li><li class="lp-wrap-cats" data-catid="1151">Tuberculosis</li><li class="lp-wrap-cats" data-catid="1152">Ulcer</li><li class="lp-wrap-cats" data-catid="1153">Urinary tract infection</li><li class="lp-wrap-cats" data-catid="1459">Uterine Fibroids</li><li class="lp-wrap-cats" data-catid="1155">Vertigo</li><li class="lp-wrap-cats" data-catid="1156">Warts</li><li class="lp-wrap-cats" data-catid="1467">weight loss</li><li class="lp-wrap-cats" data-catid="1157">Whooping cough</li><li class="lp-wrap-cats" data-catid="1158">Yeast infection</li>

Can Jarrow Formulas Evening Primrose Help with Cancer?

Last update

5/4/2026

Reviewed By

🩺 Dr. Lian Landsberg

Last update

5/4/2026

Reviewed By

Dr. Lian Landsberg

Medical Reviewer

Overview

SCIENTIFIC SCORE

No researches found

N/A

USERS' SCORE

Good

Based on 2 Reviews

8.1

Supplement Facts

Serving Size: 1 Softgel

Amount Per Serving

%DV

Calories

Total Fat

1.5 g

2%‡

Evening Primrose Seed Oil (Oenothera biennis)

1,300 mg

†

GLA (Gamma-Linolenic Acid)

130 mg

†

📅 Last updated: March 20, 2026

Most Useful Reviews

7.5

Breast cancer prevention

I take it because it's recognised as good for breast cancer prevention.

Cancer protection essential

Evening primrose oil is primarily taken by women to offer protection against cancer. I find this dosage beneficial, and I highly recommend it.

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8.1

All Reviews
Positive Reviews
Negative Reviews

7.5

Breast cancer prevention

I take it because it's recognised as good for breast cancer prevention.

Cancer protection essential

Evening primrose oil is primarily taken by women to offer protection against cancer. I find this dosage beneficial, and I highly recommend it.

Frequently Asked Questions

Cancer is a complex group of diseases characterized by uncontrolled growth and spread of abnormal cells in the body. These cells can form tumors, invade nearby tissues, and metastasize to other parts of the body via the bloodstream or lymphatic system. While cancer can affect nearly any part of the body, it is classified into various types, including carcinomas, sarcomas, leukemia, and lymphomas, each originating from different types of cells. Risk factors for developing cancer can include genetic predisposition, lifestyle choices such as smoking and diet, environmental exposures, and certain infections.

Diagnosis typically involves medical imaging, biopsies, and a thorough review of personal and family health histories. Treatment options vary widely depending on the type and stage of cancer and may include surgery, chemotherapy, radiation therapy, immunotherapy, and targeted therapies. Early detection is crucial and can significantly improve treatment outcomes, leading to better survival rates. As awareness and research continue to advance, new methods for prevention, detection, and treatment of cancer are consistently being developed, offering hope to those affected by this challenging disease.

Evening Primrose Oil is derived from the seeds of the evening primrose plant (Oenothera biennis), a native North American flowering plant known for its bright yellow blooms that open in the evening. This oil is rich in gamma-linolenic acid (GLA), an omega-6 fatty acid that plays a crucial role in various bodily functions, including maintaining skin health and regulating inflammation. Due to its high GLA content, evening primrose oil is often used as a dietary supplement to assist with a variety of health concerns, such as symptoms associated with premenstrual syndrome (PMS), menopause, and conditions that involve inflammation like eczema.

In addition to its potential health benefits when taken in supplement form, many users also apply evening primrose oil topically to help improve skin health, reduce dryness, and soothe irritations. While some research supports its benefits, results can vary, and it’s always recommended to consult with a healthcare professional before adding any new supplement to your routine. Overall, evening primrose oil is celebrated for its versatility as both a dietary and topical addition, making it a popular choice among those seeking natural wellness options.

While Evening Primrose Oil (EPO) is often marketed for various health benefits, including hormonal balance and skin health, its role in cancer treatment is not well established. Some studies suggest that the gamma-linolenic acid (GLA) present in EPO might have anti-inflammatory properties, which could theoretically support overall health during cancer treatment. However, there is insufficient clinical evidence to conclusively prove that EPO can prevent, treat, or cure cancer.

It's important to approach the use of supplements like Evening Primrose Oil with caution, especially when dealing with serious conditions such as cancer. Always consult with a healthcare professional before adding any new supplements to your regimen, as they may interact with other medications or therapies you are undergoing. While EPO may have some supportive benefits, it should not replace conventional cancer treatments.

Based on user reviews, the timeline for seeing results from Evening Primrose Oil (EPO) can vary depending on the individual and the specific condition being addressed. For example, one user noted that their mother experienced significant improvement in menopause symptoms after two months of consistent use Read Review. Other users have praised the supplement for its role in alleviating symptoms related to hormonal imbalances, though specific timelines were not universally detailed.

It’s important to keep in mind that while some users report noticeable benefits, particularly related to hormonal health and breast cancer prevention, individual responses to the supplement can differ significantly. Factors such as dosage, duration of use, and personal health conditions can all play a role. Users who have been taking EPO primarily for cancer prevention did not provide a precise timeline for results, highlighting the variability in experiences with this supplement Read Review. Therefore, patience and consistency in use may be key to achieving desired outcomes.

Users have reported various improvements in symptoms after using Evening Primrose Oil (EPO). Notably, some have experienced significant relief from menopause symptoms, with one user indicating their mother noticed marked improvements after two months of consistent use Read Review. Many reviewers highlight the oil's efficacy in alleviating symptoms related to hormonal imbalances, particularly during challenging phases such as PMS and menopause Read Review.

Additionally, users have mentioned the potential benefits of EPO for conditions like fibrocystic breast disease and ovarian dysfunction, while also referencing its role in breast cancer prevention Read Review. While these anecdotal experiences suggest positive outcomes for many women, it's important to underscore that individual results can vary. Factors such as personal health conditions and dosage may influence effectiveness, leading some users to note EPO is best avoided if one has hormone-sensitive conditions Read Review. As always, consulting with a healthcare professional prior to starting any new supplement is advisable.

According to user reviews, many have highlighted the potential benefits of combining Evening Primrose Oil (EPO) with other supplements when addressing cancer-related concerns. Specific mentions of EPO supporting breast cancer prevention and alleviating symptoms associated with hormonal imbalances imply that users are finding value in its role within a broader supplement regimen. For instance, one user noted that they take EPO specifically for its recognized benefits in breast cancer prevention Read Review. Additionally, another review emphasizes that EPO can help with menopausal disorders, but cautions that it should be avoided by individuals with hormone-sensitive conditions like breast cancer Read Review.

Moreover, some reviewers have reported enhanced effects when combining EPO with other supplements—for example, one user indicated that EPO is effective when taken with lactobacillus, which may indicate a synergistic effect for managing related symptoms or conditions Read Review. Overall, while the anecdotal evidence suggests a potentially beneficial integration of EPO with other supplements, users also strongly caution individuals with hormone-sensitive conditions to consult with healthcare professionals before starting any new regimen. This highlights the importance of personalized medical advice when managing health concerns related to cancer.

Users report varying experiences regarding the dosage of Evening Primrose Oil (EPO) for cancer treatment, specifically breast cancer prevention. Many users emphasize its essential role in supporting women’s health, particularly in hormonal disruptions associated with conditions like PMS and menopause, while also noting its potential in breast cancer prevention Read Review. One user recommended the dosage they found beneficial, indicating a positive personal response to EPO Read Review.

However, there are important cautionary notes as well. Another review advised users to take care when considering EPO if they have hormone-sensitive conditions, including breast cancer, suggesting that while some may find it beneficial, it is essential to consult healthcare professionals to determine the right dosage, especially for those with specific health concerns Read Review. Overall, while Evening Primrose Oil is praised for its potential benefits, individual experiences and health situations can greatly influence what dose may be deemed appropriate.

7.5

Breast cancer prevention

I take it because it's recognised as good for breast cancer prevention.

Cancer protection essential

Evening primrose oil is primarily taken by women to offer protection against cancer. I find this dosage beneficial, and I highly recommend it.

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