Page 3 - Reviews - Thorne, Basic B Complex, 60 Capsules - iHerb
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Customer Ratings & Reviews

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4.8
Based on 22,899 ratings
19,411
2,319
843
162
164
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What customers say
Customers report that Thorne Basic B Complex is a high-quality supplement, praised for its comprehensive blend of B vitamins including B1, B2, B3, B6, and B12. Many users experience increased energy levels and reduced fatigue after taking the supplement. The product is noted for being easy to swallow with no unpleasant taste. Some customers mention a bright yellow urine color as a side effect but consider it normal for vitamin B supplements. The supplement is recommended by health practitioners and appreciated for its bioavailable forms of vitamins, especially beneficial for those with specific genetic needs like the MTHFR mutation. Overall, users are satisfied with the quality and effectiveness of the product.
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English
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SassyTofu
Silver
Posted on Aug 21, 2025
Singapore
134
0
0
5
Quality
Verified purchase
I take b complex once a week. Thorne offers a complete B vitamins and clean ingredients
Oleksii
Silver
Posted on Jul 15, 2025
Ukraine
101
59
2
24
Great!
Verified purchase
The Basic B Complex is an excellent supplement if you’re looking to boost energy levels, improve focus, and manage stress. After taking it consistently, I’ve noticed better mental clarity and less fatigue throughout the day. It also supports healthy metabolism and nervous system function, which is exactly what I needed during busy, stressful weeks. The formula provides a balanced mix of B vitamins in easily absorbable forms, and it’s gentle on the stomach- no nausea or discomfort, which can happen with some B vitamin supplements. If you need a reliable daily B vitamin boost for overall wellness, this is a great choice!
Jameslieu
Posted on Jul 5, 2025
Korea, Republic of
79
64
22
101
EXCELLENT !!
Verified purchase
Thank you so much for the rapid sending me the Thorne Basic B Complex from IHerb in LA USA. I like this health food very much which is very helpful to recover and keep on my sound body conditions from daily fatigue .I am always thanking for iHerb and His competent staffs are providing many kinds of good healthy foods based on more cheaper price system than any other sellers in the world market fpr the sake of the world customers. Thanks vey much for iHerb.
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afc90147-e1e1-450b-9b0e-44ca7ca9ce04
a8407325-af00-4e70-8576-b62ea090c616
HHFUSION
Silver
Posted on Jun 22, 2025
Moldova, Republic of
150
49
0
32
Good
Verified purchase
Love this brand First time trying this B complex I think it’ll be good
iHerb customer
Gold
Posted on Aug 15, 2025
United Arab Emirates
350
0
0
48
Best vitamin B
Verified purchase
Thorne is a high quality brand. They have very effective vitamins. It is essential for all people especially after 40 and those who do sports.
iHerb customer
Gold
Posted on Aug 15, 2025
370
24
11
150
Good
Verified purchase
Ingredients seem to be of good quality. Capsules are a reasonable size and easy to swallow. Unoffensive scent and taste. Packaging is good, kept the contents fresh. Too soon to tell yet if taking this makes any difference
iHerb customer
Posted on Jul 23, 2025
Singapore
43
0
0
24
很好！
Verified purchase
I'm really happy with this purchase! The product arrived quickly, well-packaged, and exactly as described. Quality is great for the price, and everything works perfectly. Will definitely recommend this seller and repurchase again in the future. Thank you!
AnastasiyaNaumets
Posted on Jan 9, 2025
Canada
282
7
8
66
Brand worth trus
Verified purchase
The quality is perfect, the ingredients are ideally formulated, I like the size of the capsules and it’s very convenient to take only one per day. Hope to improve overall health and level up the energy levels
iHerbCustomer
Posted on Sep 7, 2024
108
3
0
3
Verified purchase
quality use size age package benefit composition concern texture color type ingredient taste recipe diet serving frequency soup drink recommendation magnesium joint muscle sleep mineral hormone flavor sensitive clean teeth gentle folic acid energy niacin flush effect potency nervous system metabolism
iHerb customer
Posted on Sep 27, 2025
Czech Republic
30
0
0
21
B complex top quality
Verified purchase
Locking for chelated, and methylated bvitamins. Dont miss those, they have great portion in one tablet and optimal form. Look no further. Energy improve but also work on adrenals ideally, it has no flush niacin, so dont fear it. Much better than from farmacy, you gut will thank yoi too, we also take it seasonally as repellent. It also helps with mast cell, any nervus system challenges. It great for mthfr gene mutation as well. Take them daily or few Time a weel. Bur you wont regret. Thorne is great company. Potency is huge.