SPRING VALLEY
EXTRA STRENGTH Ashwagandha
90/100
SUPPIE SCORE
82/100
EFFICACY
High
SAFETY
96/100
CLEANLINESS
What Does EXTRA STRENGTH Ashwagandha Do?
Strong KSM-66 extract at researched dose plus root powder; well-tolerated with minimal excipients.
How does the KSM-66 extract in this supplement compare to generic ashwagandha for stress relief?
What is the total withanolide content and how does it support efficacy?
Is this dosage of 1,300 mg daily safe for long-term use?
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What Are the Benefits of EXTRA STRENGTH Ashwagandha?
Based on proven scientific research
StressStrong
AnxietyModerate
SleepModerate
Cortisol BalanceStrong
Good For:
What Are the Side Effects of SPRING VALLEY EXTRA STRENGTH Ashwagandha?
Always consult your health practitioner if in doubt.
RiskLow Risk
Overview
•KSM-66 ashwagandha is clinically studied at 300-600 mg; this product delivers 600 mg extract plus 700 mg root powder for total 1,300 mg serving.
•Common side effects include mild drowsiness, GI upset, or headache at high doses.
•Avoid with sedatives, thyroid medications, or immunosuppressants due to potential interactions.
•Not recommended during pregnancy or breastfeeding without medical supervision.
•Facility processes milk, eggs, fish, shellfish, tree nuts, soy, and sesame—cross-contamination risk for severe allergies.
•Long-term use beyond 8-12 weeks should be monitored by a healthcare provider.
Potential Side Effects
Negative Interactions
Allergens
MilkEggsFishCrustacean shellfishTree nutsSoySesame
Inactive Ingredients
Hypromellose
Low RiskRice flour
Low RiskRice hull
GoodRice bran
GoodWhat Are the Ingredients in SPRING VALLEY EXTRA STRENGTH Ashwagandha?
Ashwagandha Root
700 mg
KSM-66 Ashwagandha Extract
600 mg
Hypromellose
Rice Flour
Rice Hull
Rice Bran
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Dosage & Bioavailability
How the active doses and forms in EXTRA STRENGTH Ashwagandha compare to the research.
•Ashwagandha Root is listed at 700 mg per serving; without a source-specific reference range, dose adequacy cannot be graded.
•KSM-66 Ashwagandha Extract is listed at 600 mg per serving; without a source-specific reference range, dose adequacy cannot be graded.
Frequently Asked Questions
Common questions about SPRING VALLEY EXTRA STRENGTH Ashwagandha