About Arugula
Arugula is a leafy green vegetable that belongs to the Brassica family. It has a peppery and slightly bitter taste and is often used in salads, soups, and pasta dishes.
Arugula is low in calories and high in vitamin K, vitamin C, folate, and calcium. It also contains glucosinolates, which are compounds that may have anti-cancer and anti-inflammatory effects.
Lysine Considerations
Lysine is an essential amino acid that the body needs to build proteins. It is one of the nine amino acids that your body cannot make by itself, so it has to come from the food we eat.
Lysine has multiple functions in the body, such as helping with growth, healing, energy, immunity, and collagen production.
Lysine may also have some effects on the herpes virus, which causes cold sores and genital sores. Studies have suggested that taking lysine supplements or applying lysine cream may help prevent or treat these infections by blocking the amino acid arginine, which the virus needs to grow.
Arugula is not a good source of lysine, as it only provides 5.7% of the recommended daily intake (RDI) for an adult. Lysine is an essential amino acid that is needed for protein synthesis, collagen formation, wound healing, and immune function.
Arginine Considerations
Arginine, an essential amino acid, is needed by the human system to make proteins and support various physiological functions.
Arginine can contribute to cold sore outbreaks, which are blisters caused by the HSV-1 virus, also known as herpes.
Arginine aids in the growth of HSV-1, which needs this particular amino acid to multiply and infect cells. Arginine can be obtained through our diet and is found in multiple high-protein foods such as nuts, seeds, and chocolate.
Regrettably, the herpes virus is known to "feed" on arginine, and a diet a great source of arginine compared to lysine may increase the frequency and severity of cold sores and herpes outbreaks.
Arugula is a moderate source of arginine, as it provides 23.6% of the RDI for an adult. Arginine is a semi-essential amino acid that is involved in nitric oxide production, blood pressure regulation, wound healing, and immune function.
Lysine-Arginine Ratio Analysis
The lysine-arginine ratio is a measure of how much lysine and arginine are present in a food. Lysine and arginine are both amino acids that are involved in protein synthesis and other metabolic processes.
That said, they have opposite effects on the herpes simplex virus, which causes cold sores and genital herpes. Lysine can inhibit the replication of the virus, while arginine can stimulate it.
Because of this, eating foods that have a high lysine-arginine ratio may help soothe the frequency and severity of herpes symptoms.
Some examples of foods that have a high lysine-arginine ratio are milk, cheese and yogurt, fish, poultry, fruits, and vegetables.
These foods can provide the body with enough lysine to block the uptake of arginine by the virus, and thus prevent its growth and spread.
Because Arugula contains much higher levels of arginine than lysine, limiting its consumption is recommended by people who suffer from herpes, as it may trigger outbreaks.
Arugula has a low lysine-arginine ratio, which means that it has more arginine than lysine. This may not be ideal for people who have herpes simplex virus (HSV) infections, as arginine may promote viral replication and trigger outbreaks, while lysine may inhibit viral growth and reduce symptoms. However, the evidence for this is not conclusive and other factors, such as stress and immunity, may also play a role.
Nutrient Density & Portion Control
Nutrient density is a measure of how rich a food is in amino acids relative to portion size. We calculate it as (Lysine + Arginine) / 100, which gives you a quick sense of how much total amino acid content is packed into each 100g serving.
Arugula has a low nutrient density (1.45), which means it contains relatively lower amounts of these amino acids. You can safely enjoy larger portions of this food without worrying as much about amino acid balance, making it a flexible option in your herpes management diet.
💡 Tip: Use the density metric to quickly gauge portion control. High-density foods are nutrient-dense and should be enjoyed mindfully, while low-density foods give you more flexibility in serving sizes.
Dietary Considerations for Herpes Management
Category Overview
Most vegetables are low in in calories and a decent source of in vitamins, minerals, and antioxidants. Many vegetables have more lysine than arginine, such as beets, turnips, tomatoes, soybean sprouts, potatoes, celery, sweet potatoes, summer squash, and green beans. These vegetables can help prevent or treat herpes outbreaks, as lysine can suppress the herpes virus. Other vegetables have more arginine than lysine, such as peas, carrots, broccoli, cauliflower, and mushrooms. These vegetables can still be consumed in moderation, as they have other health benefits.Practical Recommendations
As well as eating foods that have a high proportion of lysine to arginine, you can also adopt some other dietary habits to deal with herpes outbreaks. For instance:
A diverse and nutritious diet that supports your immune system and fights inflammation is essential. This means you should eat lots of fruits, vegetables, whole grains, lean protein, and healthy fats, and steer clear of processed foods, added sugars, alcohol, and caffeine, which can harm your health.
Make sure to drink plenty of water to keep yourself hydrated and eliminate toxins from your body. Water can also help you avoid dryness and irritation of the skin and mucous membranes, which can lead to outbreaks.
L-lysine supplements can help you prevent herpes outbreaks and stop a cold sore before it develops by depriving the virus of arginine, which it needs to form a cold sore.
Other food supplements, such as vitamin C, zinc, selenium, and antioxidants, can help you boost your immunity and protect your cells from oxidative stress.
Your immune system can be weakened and inflammation can be increased by foods that can cause allergic reactions or sensitivities, such as gluten, dairy, nuts, eggs, or shellfish. Avoid these foods to prevent outbreaks.
Eating foods that can soothe your symptoms and speed up your healing process, such as honey, plain yogurt, aloe vera, and chamomile tea. These foods have anti-inflammatory, antiviral, and antibacterial properties that can reduce pain, swelling, and itching, and promote tissue repair.
Is Arugula Safe for Shingles?
Caution advised: Arugula is arginine-dominant. With a lysine-to-arginine ratio of 0.38, this food contains more arginine than lysine.
Arginine can fuel VZV replication by competing with lysine for absorption. Arginine-rich foods can potentially trigger VZV reactivation in susceptible individuals. This doesn't mean avoiding Arugula entirely—it means being intentional about portions and pairings.
Strategy: If you enjoy Arugula, consume it in smaller portions and always pair it with lysine-rich foods. For example, combine nuts with cheese, or legumes with chicken. This approach keeps your overall amino acid balance tilted toward lysine.
⚠ Requires Caution: This food is high in arginine. Monitor your intake and pair with lysine sources to maintain dietary balance.
Medical Disclaimer: This information is for educational purposes only and should not replace professional medical advice. Always consult a healthcare provider before making significant dietary changes, especially if you have active shingles or a history of herpes infections.
Is Arugula high in arginine?
Arugula contains 105.00mg of arginine per 100g serving. This is considered relatively high. If you're managing herpes, monitor your intake of high-arginine foods.
Can I eat Arugula if I have herpes?
Yes, you can eat Arugula. However, the key is understanding its lysine-arginine ratio (0.38) and balancing it with lysine-rich foods. Consult with a healthcare provider about your specific dietary needs.
What is the lysine-arginine ratio of Arugula?
The lysine-arginine ratio of Arugula is 0.38. A ratio below 1 means arginine is more abundant. This ratio helps determine how suitable it is for herpes management.
Image: Bravado Labs Advanced Lysine Immune Boost
Bravado Labs Advanced Lysine Immune Boost
Why we love it:
- Verified Customer Favorite
- High Quality Ingredients
As an affiliate, we earn from qualifying purchases.
Recommended Supplements for Herpes Management
Simplix Viral Defense
Cold Sore & HSV Support
Simplix Viral Defense
Cold Sore & HSV Support
Synergistic formula combining L-Lysine, shiitake mushroom, and marine bioactives for comprehensive immune support.
SHOP NOW & SAVE 15%
