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NOW Supplements Niacin (Vitamin B-3)
SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 4 Reviews
8.5
Supplement Facts
Serving Size: 1 Veg Capsule
Amount Per Serving
%DV
Niacin (Vitamin B-3)(from 640 mg of Inositol Hexanicotinate)
500 mg
3125%
Inositol (from 640 mg of Inositol Hexanicotinate)
135 mg

Most Useful Reviews

9.5
No more headaches
Taking normal niacin gave me headaches, but this variant does not cause that issue at all. I highly recommend it to anyone who experiences similar headaches.
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8.3
Effective niacin
For headache relief, I'm using the flush-free niacin for my husband's headaches. It appears to be effective, so we will continue its use.
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9.5
No headaches experienced
I have not encountered any side effects with this product—no headaches, flushing, or digestive issues. There is some debate about this version of B3, but it works remarkably well for me. Be cautious with dosage, as 500mg is considerable, and consult with your doctor regarding any potential interactions. I have relied on NOW for years and can highly recommend them.
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User Reviews

USERS' SCORE
Good
Based on 4 Reviews
8.5
  • All Reviews
  • Positive Reviews
  • Negative Reviews
9.5
No more headaches
Taking normal niacin gave me headaches, but this variant does not cause that issue at all. I highly recommend it to anyone who experiences similar headaches.
8.3
Effective niacin
For headache relief, I'm using the flush-free niacin for my husband's headaches. It appears to be effective, so we will continue its use.
9.5
No headaches experienced
I have not encountered any side effects with this product—no headaches, flushing, or digestive issues. There is some debate about this version of B3, but it works remarkably well for me. Be cautious with dosage, as 500mg is considerable, and consult with your doctor regarding any potential interactions. I have relied on NOW for years and can highly recommend them.
Read More
5.8
Helpful for headaches
B3 is vital for the human body, aiding blood circulation, and is beneficial for headaches. I opt for the non-flushing variety to prevent discomfort for my family.
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