Fiber + Protein: The Ultimate Immune Defense Duo

When it comes to supporting your immune system, you probably think of vitamin C, zinc, or maybe even elderberry. But two of the most powerful nutrients for immune strength are often hiding in plain sight: fiber and protein.

These two do more than just fill you up—they help fuel your body’s defenses, starting with your gut. Here’s how they work together to keep you healthy—and easy ways to get more of both.

The Power of Protein for Immune Health

Protein isn’t just for building muscle—it’s essential for building antibodies, repairing tissues, and supporting the immune cells that fight off infections. Without enough protein, your immune system can’t work at full strength.¹

How much do you need?

A good rule of thumb is the 30-30-30 approach—30 grams of protein, three times a day. This helps keep your energy steady, supports muscle mass, and gives your immune system the steady supply of amino acids it needs.²

Fiber: Your Gut’s First Line of Defense

We often talk about fiber for digestion, but it’s just as important for gut health and immunity.

Most of your immune system lives in your gut, and fiber feeds the beneficial bacteria that keep that system balanced and strong. Prebiotic fibers, in particular, help:³

• Strengthen the gut lining (your body’s barrier against pathogens)
• Train immune cells to recognize and respond to threats
• Reduce inflammation and support long-term immune resilience

Better Together: Combining Fiber + Protein

When you combine fiber and protein in meals or snacks, the benefits stack up:⁴

• Longer-lasting energy and satiety
• Balanced blood sugar levels
• Better nutrient absorption
• A stronger, more supported immune system

Here are some simple ideas to add both to your day:

• Greek yogurt + berries + chia seeds
• Chicken or tuna salad in a whole-grain wrap
• Protein shake with blended spinach, flaxseed, or oats
• Eggs with sautéed veggies and beans
• Lentil or bean soup with added protein powder

The Easiest Way to Get Both?

Add GLP-ONE Gut Health Booster Prebiotic Fiber Powder to your Unjury® Protein Shake.

It’s the simplest way to combine protein and prebiotic fiber in one delicious, easy-to-mix drink. You’ll support your gut, curb cravings, and give your immune system the everyday support it needs.*

Final Thoughts

Fiber and protein are a powerful duo for immune health—especially when you get enough of both daily. By supporting your gut and fueling your immune cells, these two nutrients help build a strong foundation for feeling your best year-round

Want to take the guesswork out of it? Start with a scoop of Unjury protein + Gut Health Booster and build from there.

References

1. Morales F et al. Nutrients. 2023;16(1):1.
2. De Leon A et al. Curr Dev Nutr. 2022;6(Suppl 1):359.
3. Zhou P et al. Front Nutr. 2024;11:1355542.
4. Glynn EL et al. J Nutr. 2022;152(6):1415-1425.