SKU: 97466544050

Natural Factors St. John’s Wort 300mg - 90 Capsules

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Description

Natural Factors St. John’s Wort 300mg - 90 CapsulesSt. John's Wort (Hypericum Perforatum Clusiaceae) is full spectrum, standardized potency containing guaranteed levels of 0. 3% hypericin (the same potency that produced such excellent results in clinical studies) as well as pseudohypericin, and hyperforin, another important active that benefits people with depression and works synergistically with hypericin. Studies show that people taking St. John's Wort have fewer feelings of sadness and

St. John's Wort (Hypericum Perforatum Clusiaceae) is full-spectrum, standardized potency containing guaranteed levels of 0.3% hypericin (the same potency that produced such excellent results in clinical studies) as well as pseudohypericin, and hyperforin, another important active that benefits people with depression and works synergistically with hypericin.

Studies show that people taking St. John's Wort have fewer feelings of sadness and hopelessness and they sleep better, without the side effects common to antidepressant drugs.

St. John's Wort is antibacterial and antiviral and ointments made with St. John's Wort have been used for centuries to treat burns, bites and other wounds. The antiviral activity is being studied as a treatment for HIV infection, and experimental studies show that hypericin and pseudohypericin exhibit strong antiviral activity against herpes simplex virus types 1 and 2 and influenza virus types A and B.

Other applications for St. John's Wort include treatment of sleep disorders, eating disorders, anxiety disorders, bed-wetting, PMS, chronic tension headaches.

Main selling features

  • Provides 300 mg fullspectrum St. John’s Wort herb containing guaranteed levels of 0.3% hypericin, delivering 900 mcg hypericin – the same potency that produced such excellent results in clinical studies
  • Contains important actives (pseudohypericin and hyperforin) that work synergistically with hypericin
  • St. John’s Wort is one of the most thoroughly researched herbal antidepressants available

Uses and benefits

  • Helps treat symptoms of sleep disorders
  • Natural sedative for relief of restlessness or nervousness
  • Helps relieve some PMS and menopausal symptoms
Ingredients
Each Capsule Contains:
St. John's Wort (Hypericum perforatum) (aerial) 300 mg
Standardized to contain 0.3% hypericin (900 mcg per capsule)

Non-medicinal ingredients

Rice powder, gelatin capsule (gelatin, purified water), vegetable grade magnesium stearate (lubricant), silica.

Please Note:

Children: Generally regarded as suitable for children at one-half the adult dosage.

Pregnancy and Nursing: As the effects of St. John's Wort during pregnancy and lactation have not been sufficiently evaluated, it should not be used during these times.

Seniors: No special precautions are known.

Additional Information

St. John's Wort Extract Research Information  (pdf)

Shipping Notes
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Exchange/Return Notes
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SKU: 97466544050

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4.4 ★★★★★
Based on 13 reviews
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Shawn
Port Orchard, US
★★★★★ 5
Frenchie approved
Color: A.Orange+Blue+Green
Frenchie approved
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 6, 2026
K
Verified Purchase
Karen W.
Lowell, US
★★★★★ 5
Soft and light
Color: A.Orange+Blue+Green
My doxie loves them
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Reviewed in the United States on April 26, 2026
S
Verified Purchase
Sara
Los Angeles, US
★★★★★ 5
Squeaky Spiky Ball (Submitted by OG, The Conqueror)
Size: 4.5 Set of 4
FIVE OUT OF FIVE PAWS. THIS IS THE GREATEST BALL EVER MADE. My name is OG, and I am a machine built for destruction. For years, I have systematically dismantled every supposed "heavy-duty" toy that dared cross my path. They all fail. They all surrender. But this Spiky Ball? This is my worthy adversary. This is The One. If you have mighty jaws like mine, this isn’t just a toy—it’s a commitment. The Aesthetics & Grip (5/5 Jaws) This ball is bright orange. This is important because it means my Dog-Parent cannot pretend they don't see it when I drop it, covered in drool, directly on their laptop. The spikes are the best part. They are not soft and pointless like some other toys. These spikes dig right into my gums. It's the perfect texture for a serious, focused chew session. Whether I'm running full-speed or we are locked in a heavy-duty Tug-of-War, those spikes give me the grip I need to apply maximum rotational torque. This ball never slips. It demands I bring my A-game. The Squeak: My Personal Battle Horn (5/5 Ears) The volume on this thing is set to LEGENDARY. They say a quiet dog is a happy dog. WRONG. A loud dog is an active, conquering dog. The squeak is sharp, loud, and glorious. It's not a gentle little peep—it's a declaration. When I hear it, I know the hunt is on. More importantly, when I make it squeak, the humans instantly know I require attention, praise, or the immediate launch of the ball across the yard. It is the best attention-getter I own. Durability: Unstoppable Force Meets Immovable Object (5/5 Eternal Glory) This ball is a mystery. It has no discernible weaknesses. I have performed the full Pitbull Destruction Protocol on this Spiky Ball every day for weeks: The Gnaw: Prolonged, focused effort to crack the surface—(Failure. It laughs.) The Shake: Head-whipping force designed to dislocate any internal components—(Failure. The squeak remains.) The Backyard Abandonment: Left in the rain and dirt for maximum entropy—(Failure. Still orange.) Most toys are a snack. This toy is a lifetime project. It truly is built for aggressive chewers, and I respect that. It is the only toy that challenges me. Recommendation If your dog is serious about their job (chewing, fetching, and being loud), you must buy this. It is the only thing that stands up to my power. It’s loud, it’s spiky, and it’s the best. Go buy it now, and tell them OG sent you. OG, currently performing a full-body gnaw and shake, signing off.
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Reviewed in the United States on November 11, 2025
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nolly
Boise, US
★★★★★ 5
Excellent product
Size: 4.5 Set of 4
Our service dog Max (named after Max Muncy 3rd baseman for the Dodgers) lives these balls. They are a sturdy product. Just what we needed for our Max.
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Reviewed in the United States on May 26, 2026
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Verified Purchase
J. Campbell
Draper, US
★★★★★ 5
Best squeaky ball for the buck!!
Size: 4.5 Set of 4
my 90lb Pit, LOVES these balls.. and they have been lasting for months!! The squeaker is ok, those are lasting a week or two.. but that's better than average for my guy. At $4 a ball in the 4 pack, it's a great deal for a dog that loves a new toy every month .. I give him one at a time, the 4 pack lasts for many months of fun.
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Reviewed in the United States on March 4, 2026

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