Peanut Butter and Acne: Exploring the Facts

Acne is a common skin condition that affects millions of people worldwide. Various factors, including genetics, hormones, and lifestyle choices, can contribute to acne development. One dietary item often scrutinized for its potential link to acne is peanut butter. This article delves into whether peanut butter causes acne, referencing reputable studies and examining the ingredients in peanut butter that might influence acne formation.
The short answer is…maybe! Peanut butter may or may not be the reason for your recent acne breakout.
To assess whether peanut butter might be the culprit for you we have to dive deeper.
You should know that acne is far more complex than deducing it to one specific cause without further investigation. Read on to learn what acne truly is, how peanut butter might be causing it, or if your situation is multi-faceted.
Understanding Acne and Diet
Acne occurs when hair follicles become clogged with oil and dead skin cells, leading to inflammation and bacterial growth. While many factors contribute to acne, diet is often debated. Studies suggest that certain foods can influence hormone levels, inflammation, and skin health, potentially exacerbating acne.
Ingredients in Peanut Butter
To understand if peanut butter causes acne, it’s essential to examine its ingredients:
- Fats: Peanut butter is rich in healthy fats, particularly monounsaturated and polyunsaturated fats. These fats are beneficial for overall health but can be problematic if consumed in excess.
- Proteins: Peanuts are a good source of plant-based protein, which is essential for body repair and growth.
- Carbohydrates: Peanut butter contains carbohydrates, including sugars, which can impact blood sugar levels.
- Vitamins and Minerals: Peanut butter provides vitamins E, B3 (niacin), B6, and minerals such as magnesium, potassium, and zinc.
- Additives: Some commercial peanut butter brands add sugar, salt, and hydrogenated oils, which can affect its healthiness.
Scientific Studies on Diet and Acne
To date, there are no direct studies around peanut butter and acne development, so we will have to get creative to answer this question. Since we’ve identified the key ingredients, let’s cross reference that data with general studies centered around diet and its relationship to acne.
Here are a couple studies that we can refer to see what peanut butter’s relationship is to acne development. We’ve included the links, but we reviewed the studies so you don’t have to!
- Adebamowo et al. (2006): This study found a link between dairy intake and acne in adolescents. There’s no dairy in peanut butter, but it highlights how specific dietary components can affect acne. So let’s keep investigating. The study can be accessed here.
- Smith et al. (2007): This research, published in the American Journal of Clinical Nutrition, found that high-glycemic-load diets could exacerbate acne. Peanut butter has a low glycemic index, suggesting it might not significantly impact blood sugar levels or acne. More details are available here.
- Harvard Health Blog (2020): This article discusses various studies on diet and adult acne, concluding that high-glycemic foods and dairy are common culprits. Once again, peanut butter, primarily composed of fats and proteins, might not directly contribute to acne. The full article can be read here.
- Juhasz et al. (2009): This study, published in the International Journal of Dermatology, investigated the role of diet in acne. It highlighted that foods high in sugars and fats could worsen acne, suggesting moderation in consuming fatty foods. You can find the study here.
How Peanut Butter Ingredients Relate to Acne
Ok so after reviewing the studies, what can we conclude?
- Healthy Fats: The monounsaturated fats in peanut butter can benefit heart health and overall wellness. However, excessive intake of fats can increase sebum production, potentially clogging pores and leading to acne. Most likely, your peanut butter consumption is the main culprit for excess fatty food (unless you’re eating spoonfuls of it for breakfast, lunch, and dinner). But ok, good to know.
- Proteins: Plant-based proteins in peanut butter are generally considered beneficial. Unlike dairy proteins, which have been linked to acne, peanut proteins are less likely to cause hormonal imbalances. So it looks like we’re in the clear as it relates to protein! (We dive into how protein powders can cause acne here if you’re interested – link)
- Carbohydrates: Peanut butter’s low glycemic index means it doesn’t spike blood sugar levels significantly, reducing the likelihood of acne flare-ups related to high glycemic foods. Wow! No issues with carbohydrates it seems.
- Additives: Commercial peanut butter with added sugars and hydrogenated oils can increase the risk of acne. Sugars can spike insulin levels, leading to increased sebum production and clogged pores. Hydrogenated oils are trans fats that can contribute to inflammation, a key factor in acne development. AHA! There it is. So depending on your peanut butter, there may be some added ingredients that can be directly linked to acne flare ups.
The Answer
In general, we would say NO peanut butter generally does not cause acne, but certain commercial products (such as peanut butter) may have additives that are causing your acne.
Moderation is Key
While certain commercial peanut butters may have ingredients that could theoretically influence acne, the overall impact depends on individual dietary habits and skin sensitivity. Moderation and choosing natural peanut butter without added sugars and hydrogenated oils are essential.
Tips for Including Peanut Butter in a Acne-Friendly Diet
- Choose Natural Varieties: Opt for peanut butter that contains only peanuts and a small amount of salt. Avoid brands with added sugars and hydrogenated oils.
- Moderate Consumption: Enjoy peanut butter in moderation. Overconsumption of any food, especially those high in fats, can affect skin health.
- Balance Your Diet: Ensure your diet includes a variety of foods, focusing on fruits, vegetables, lean proteins, and whole grains. This balance can help maintain overall skin health.
- Monitor Your Skin: Pay attention to how your skin reacts to peanut butter. If you notice breakouts after consumption, consider reducing your intake and observing changes.
How to Address Cystic Acne
If these things were yes or no answers then you wouldn’t need additional support in treating your acne. Unfortunately, it can be tricky to pinpoint acne breakouts and cystic acne to a single source. If you perceive your acne issue to be one dimensional in this manner, then you’re going to be more inclined to try and fix it one dimensionally as well. However, the reality is, removing one component of your diet or purchasing one commercial product online is unlikely to fix your acne problem, especially in the long run. The last thing you want is to spend a couple of years trying different remedies on your own with little success. At best, you may find yourself out of pocket with no return on a medley of different products, and at worst you’ll have acne scars that will never fully disappear.
In extreme cases of skin challenges, dermatologists can be very beneficial. However, acne specialists are becoming more common across the United States offering a more proactive and holistic approach to acne care without intense medication. An acne specialist can assess your skin and lifestyle and recommend the right combinations of skincare products and dietary recommendations specifically for you. Not to mention, your skin will evolve as you make these adjustments and an acne specialist can assist you in adjusting your skincare products as your skin evolves as well.
Conclusion
The question of whether peanut butter causes acne doesn’t have a definitive answer. While certain ingredients in peanut butter could potentially influence acne, the impact varies from person to person. Scientific studies suggest that diet does play a role in acne, but peanut butter is not a primary culprit. Moderation, choosing natural products, and maintaining a balanced diet are crucial for managing acne.
By understanding the ingredients in peanut butter and their potential effects on skin health, individuals can make informed decisions about including this popular food in their diet without compromising their skin. Remember, acne is a multifactorial condition, and diet is just one piece of the puzzle. Consulting with an acne specialist can provide personalized guidance for managing acne effectively.

Yuki Stauffer, is a licensed Colorado Esthetician, Functional Nutrition Coach, Certified Acne Specialist, Preventive Health Instructor, and Medical Interpreter. Her Acne Solution Program offers personalized skincare, diet, and lifestyle guidance to empower clients in overcoming acne.
With expertise in skincare and a dedication to helping others, Yuki provides customized consultations and Face Five Skincare products, both in-office and online.

