Wild Blueberries, Tart Cherries & Sea Buckthorn: Benefits Backed by Science

If you’ve been following me for a while, you know I am a big advocate for healing with fruit. Lately, I’ve been doing a lot of research on some of the most healing fruits on the planet, and berries and stone fruits won yet again. Today, I’ll be sharing a deep-dive review of wild blueberries, sea buckthorn, and tart cherries—and trust me, the benefits will absolutely blow your mind.

We'll cover everything from achieving glowing skin (thanks to Omega-7, a rare omega in the plant kingdom found especially in sea buckthorn), to helping you fall asleep naturally due to the melatonin content in cherries, and even improving memory and learning with wild blueberries.

Now, let's review the benefits of how fruit can improve your health. Let's start with wild blueberries.

It is important to mention that wild blueberries have a completely different nutrition profile from your regular cultivated blueberries.

The most mind-blowing fact? Wild blueberries can literally cross your blood-brain barrier.

Because they are packed with double the antioxidants and 33% more anthocyanins than regular blueberries, clinical studies show that after you eat them, their unique compounds travel through your bloodstream and settle directly inside your brain tissue.

They literally light up brain activity, improve blood flow, and have been shown to sharpen your memory and learning speed in a matter of weeks.

On top of that, they have 72% more fiber and 8 times the manganese (a massive mineral for blood sugar and skin healing) compared to regular, store-bought blueberries.

Honestly, maybe we should give them the name 'brainberries'?

As a holistic nurse, I love looking at the actual human clinical trials to back this up. Here is what the science shows:

1. It Sharpens Your Memory and Multitasking Skills

A 12-week clinical study on older adults published in The American Journal of Clinical Nutrition found that consuming wild blueberry powder daily led to massive improvements in immediate memory recall and verbal learning. Even better, the wild blueberry group showed vastly superior accuracy when switching between difficult tasks compared to those taking a placebo.

2. It Beats "Post-Lunch Brain Fog"

We all know that mid-afternoon energy slump where your brain just shuts down. A 2024 study published in Nutrients put adults through demanding mental tasks throughout the day. While the placebo group suffered a severe, natural "post-lunch dip" in brain speed, the group taking wild blueberry extract completely resisted mental fatigue, maintaining their focus and speed perfectly.

3. It Boosts Brain Speed in Kids, Too!

Wild blueberries work fast, even in young minds. A clinical trial in the European Journal of Nutrition gave children aged 7 to 10 a single wild blueberry drink. Just 2 hours later, the children demonstrated significantly faster reaction times on brain tests and an enhanced ability to learn and recall words.

Sea Buckthorn: The Glowing Skin and Cellular Renewal Superberry

While most health-conscious people are familiar with plant-based Omega-3s and Omega-6s, sea buckthorn breaks all the rules. It contains the incredibly rare Omega-7 (palmitoleic acid).

To understand the sheer power of this plant, you only have to look at where it thrives. Sea buckthorn natively survives the brutally harsh, sub-zero winters of Siberia.

That evolutionary resilience says everything you need to know about its cellular strength. To protect itself from freezing, the plant concentrates a dense explosion of nutrients into its bright orange berries.

• Research demonstrates that Omega-7 acts directly on cellular renewal by stimulating "re-epithelialization"—the process where the body grows new cells to heal and repair the integrity of skin and internal mucous membranes (like the gut lining).

• Recent studies show sea buckthorn works across multiple stages of inflammation. It suppresses pro-inflammatory signaling pathways (specifically down-regulating cytokines) and acts as a "cellular shield" to protect the fatty outer layer of your cells from oxidative damage. 

A Piece of History

Because of its intense cellular-protective properties against radiation and extreme environments, sea buckthorn juice and creams were actively used by Russian cosmonauts in their space nutrition programs starting in the 1960s.

Sea Buckthorn: Nature’s Needle-Free Filler

 In a world full of needles and toxic procedures that are constantly being forced upon women, there are natural alternatives.

When people think of aging skin, they usually think of wrinkles. But fine lines are actually just the surface symptom of three deeper cellular issues: a collapsing skin barrier, an empty collagen matrix, and sluggish cell turnover. Sea buckthorn targets all three.

Here is exactly what it does to the skin to give it that "needle-free filler" effect:

• It plumps the skin from the inside out: It floods your skin barrier with rare Omega-7, acting like a needle-free "filler" that locks in massive hydration and physically smooths out fine lines.

• It triggers a fresh, natural glow: It forces your skin to shed old, dull cells and rapidly grow healthy, new ones, completely rejuvenating your complexion without a chemical peel.

• It protects your natural collagen: It stops the body from releasing toxic enzymes that chop up and destroy your skin’s elasticity, keeping your face firm, bouncy, and lifted—no needles required.

The rare Omega-7 (palmitoleic acid) in sea buckthorn is actually a major natural component of human sebum (our skin’s protective oil matrix).

Around age 30, your body’s natural production of Omega-7 starts dropping sharply, causing the skin to lose its bounce, look deflated, and let moisture leak out.

See the research for yourself:)

49% More Hydration: A clinical study showed that taking sea buckthorn oil boosts skin moisture by a massive 49%. It literally plumps your skin from the inside out (PMID: 25104582)

So, not only can it help lower systemic inflammation, melt away stubborn visceral fat, shield your cardiovascular system, and support liver health, but it is also a game-changing natural alternative for women to eradicate severe full-body dryness and keep their skin looking absolutely fabulous.

The Finale: Tart Cherry Powder

The last ingredient in the powder will be Tart Cherry. Tart cherries are a stone fruit that contain an incredibly high amount of antioxidants, giving them the unique ability to protect your cells from oxidative stress. Let’s review the research together to see exactly how you can benefit from tart cherries:

• Flushes Out Muscle and Joint Stiffness (The Uric Acid Flush): Tart cherries are famous for physically lowering uric acid levels in the bloodstream. A clinical trial proved that regular intake drops excess urate levels by a staggering 37.4%. This literally prevents painful crystals from building up in your joints, keeping your body moving smoothly and pain-free (PMID: 397691133).

• Lowers "Bad" LDL Cholesterol: It is a heavy hitter for cardiovascular aging. In a 12-week clinical study on older adults, drinking tart cherry significantly reduced systolic blood pressure and slashed "bad" LDL cholesterol levels, naturally protecting your heart and arteries from plaque buildup (PMID: 30678193).

• Crushes Systemic Inflammation: Tart cherries are packed with dense antioxidants called anthocyanins, which physically block the COX-2 enzyme—the exact same mechanism used by over-the-counter anti-inflammatory painkillers. Clinical studies proved that regular use drops C-reactive protein (a major blood marker for systemic inflammation) by a massive 23% (PMID: 32162871).

• Protects Aging Bones and Joints: For women, hormonal shifts can trigger rapid bone tissue breakdown. A 90-day clinical trial found that tart cherry juice significantly halts bone resorption (the process where the body breaks down bone density), offering a powerful, natural shield against osteoporosis (PMID: 34138194).

• Sharpens Brain Power and Focus: It is a massive win for cognitive health. A 12-week randomized controlled trial on older adults proved that a daily dose of tart cherry dramatically improves memory, reaction speed, and overall mental alertness while crushing mid-day brain fatigue (PMID: 31221448).

• Deep, Restorative Sleep (Plus 84 Minutes of Shut-Eye): Tart cherries are one of nature's only natural sources of melatonin and tryptophan. Gold-standard human trials showed that drinking tart cherry juice increases the body's sleep efficiency and literally adds an average of 84 extra minutes of deep sleep time per night (PMID: 22038497)

I have some exciting news to share with you! I’ve been collaborating with the Dr. Clark Store, and I absolutely love their philosophy. Most supplements on the market are packed with fillers, but they truly care about the purity of their ingredients. As a holistic nurse, this level of quality means the world to me. 

Together, we have created a 100% natural fruit powder made with just wild blueberries, sea buckthorn, and tart cherries that will be launching soon! :)

Thanks for reading!

I am so happy to have you here. I have always dreamed of creating my own supplement—one that is 100% natural and genuinely supports people's health from the inside out.

About the Author:

Beata Havlickova, RN

I am a registered nurse and a health consultant for the Dr. Clark Store. As a passionate, independent researcher, my focus is always on uncovering and healing the root causes of health issues.

Have questions? You can easily find and connect with me on Instagram or Substack—I’d love to hear from you:)