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NOW’s Testing Results of Berberine Sold on Amazon & Walmart.com
The results of this round of testing showed serious levels of low potencies with all 33 brands testing below 100% potency, except NOW.
Deep Discounts
Spike Lavender Oil
1 fl. oz.
10 Effervescent Tablets
120 Veg Capsules
Agar Powder
5 oz.
90 Veg Capsules
Blue Tansy Oil Blend
1 fl. oz.
Zesty Sprouting Mix
16 oz.
60 Veg Capsules
The NOW Difference
From field to finished product, we prioritize quality at every step. Learn more about NOW quality natural products and what makes us different.
Protein-Packed Lemon Pecan Pancakes
Brooks Beast Marta Pen Freitas, seven-time Portuguese National Champion and two-time Olympian, shares her go-to pre-workout fuel.
Buyers Beware
NOW tests various supplement brands sold on Amazon and finds many fail for potency and other quality issues.
Natural Supplements For Your Pets
Dive into a detailed comparison of NOW Pets supplements, each with its own unique benefits and features that set NOW Pets apart from the rest.
Chantae McMillan
#NOWAmbassador Chantae McMillan last competed in the Heptathlon at the 2012 Summer Games. We cheer her on as she looks to make her comeback in Paris this summer. Learn what keeps her going on and off the track and field.
Essential Oils
Lavender Oil
1 fl. oz.
Peppermint Oil
2 fl. oz.
1 fl. oz.
1 fl. oz.
1 fl. oz.
4 1/3 fl. oz. Bottles
1 Diffuser
Tea Tree Oil
2 fl. oz.
1 fl. oz.
10 mL
1 fl. oz.
Orange Oil
1 fl. oz.
*This statement has not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure or prevent any disease.