Fish oil and Skin mass - a phase IV clinical study of FDA data

Summary:

Skin mass is reported as a side effect among people who take Fish oil (fish oil), especially for people who are female, 60+ old, also take Magnesium, and have Rheumatoid arthritis.

The phase IV clinical study analyzes which people have Skin mass when taking Fish oil. It is created by eHealthMe based on reports of 109,866 people who have side effects when taking Fish oil from the FDA, and is updated regularly.

What is Fish oil?

Fish oil has active ingredients of fish oil. It is often used in high blood cholesterol. eHealthMe is studying from 112,933 Fish oil users. Check the latest studies of Fish oil.

What is Skin mass?

Skin mass is found to be associated with 588 drugs and 631 conditions by eHealthMe. Check the latest studies of Skin mass.

eHealthMe: drug outcomes in the real world

eHealthMe runs one of the largest post-marketing drug safety studies in the world. We study millions of patients and 5,000 more each day. Our data-driven phase IV clinical trials have been referenced on 800+ peer-reviewed medical publications including The Lancet, Mayo Clinic Proceedings, and Nature. Tools to study our phase IV findings are available to the public, anonymous and free >>>.

On Aug, 27, 2026

109,866 people reported to have side effects when taking Fish oil.
Among them, 69 people (0.06%) have Skin mass.

Among these 69 people:

What is the gender of people who have Skin mass when taking Fish oil? *

female: 78.69 %
male: 21.31 %

What is the age of people who have Skin mass when taking Fish oil? *

What are other drugs people take besides Fish oil? *

What are other side effects people have besides Skin mass? *

Rashes (redness): 17 people, 24.64%
Fatigue (feeling of tiredness): 14 people, 20.29%
Diarrhea: 13 people, 18.84%
Itching: 12 people, 17.39%
Urticaria (rash of round, red welts on the skin that itch intensely): 10 people, 14.49%
Peripheral Swelling: 10 people, 14.49%
Rash Erythematous (redness of the skin): 9 people, 13.04%
Nosebleed (bleeding from nose): 9 people, 13.04%
Pain: 9 people, 13.04%
Rash Pruritic (redness with itching): 8 people, 11.59%

What are the existing conditions these people have? *

Rheumatoid Arthritis (a chronic progressive disease causing inflammation in the joints): 9 people, 13.04%
Connective Tissue Disorder (any disease that has the connective tissues of the body): 8 people, 11.59%
Primary Pulmonary Hypertension (primary high blood pressure that affects the arteries in the lungs and the right side of your heart): 8 people, 11.59%
Primary Myelofibrosis (primary disorder of the bone marrow): 6 people, 8.70%
Constipation: 5 people, 7.25%
Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 5 people, 7.25%
Insomnia (sleeplessness): 4 people, 5.80%
Depression: 4 people, 5.80%
Crohn's Disease (a condition that causes inflammation of the gastrointestinal tract): 4 people, 5.80%
Indigestion: 3 people, 4.35%

* Approximation only. Some reports may have incomplete information.

Do you take Fish oil and have Skin mass?

- Check whether Skin mass is associated with a drug or a condition
- Predict drug outcomes for up to one year with AI
- Get an AI agent to monitor your drugs continuously

Related studies:

Effectiveness of, long term effects of, and alternative drugs to Fish oil:

Fish oil (112,933 reports)

Skin mass treatments and more:

Skin mass (7,087 reports)

Browse all side effects of Fish oil:

a b c d e f g h i j k l m n o p q r s t u v w x y z

Browse all the drugs that are associated with Skin mass:

Skin mass (588 drugs)

Browse all the conditions that are associated with Skin mass:

Skin mass (631 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on fish oil (the active ingredients of Fish oil) and Fish oil (the brand name). Other drugs that have the same active ingredients (e.g. generic drugs) are not considered. Dosage of drugs is not considered in the study.

How to use the study?

DO NOT STOP MEDICATIONS without first consulting your doctor. If there are any serious or long term adverse effects discovered in the study, discuss the study with your doctor to ensure that proper medication management will be in place if applicable.

Who is eHealthMe?

With medical big data and proven AI/ML algorithms, eHealthMe provides a platform for everyone to run phase IV clinical trials. We study millions of patients and 5,000 more each day. Results of our real-world drug study have been referenced on 800+ peer-reviewed medical publications, including The Lancet, Mayo Clinic Proceedings, and Nature. Our analysis results are available to researchers, health care professionals, patients (testimonials), and software developers (open API).

WARNING, DISCLAIMER, USE FOR PUBLICATION

WARNING: Please DO NOT STOP MEDICATIONS without first consulting a physician since doing so could be hazardous to your health.

DISCLAIMER: All material available on eHealthMe.com is for informational purposes only, and is not a substitute for medical advice, diagnosis, or treatment provided by a qualified healthcare provider. All information is observation-only. Our phase IV clinical studies alone cannot establish cause-effect relationship. Different individuals may respond to medication in different ways. Every effort has been made to ensure that all information is accurate, up-to-date, and complete, but no guarantee is made to that effect. The use of the eHealthMe site and its content is at your own risk.

If you use this eHealthMe study on publication, please acknowledge it with a citation: study title, URL, accessed date.