Page 1 - Reviews - Source Naturals, B-50 Complex, 100 Tablets - iHerb
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Customer Ratings & Reviews

100% authenticOur products are sourced directly from brands or authorized distributors.Show more
4.7
Based on 2,728 ratings
2,121
421
143
27
16
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What customers say
Customers appreciate the value and effectiveness of this B-complex supplement, noting significant improvements in energy levels, stress reduction, and overall health. Many users highlight its affordability and good quality, with some mentioning it as a beneficial addition to their diet or homemade cat food. The product is well-packaged, easy to take, and does not upset the stomach. Some caution about potential toxicity limits for certain B vitamins when combined with other supplements. Overall, it is highly recommended for its potency and positive impact on daily energy and well-being.
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English
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AbouAssaad
Gold
Posted on Nov 21, 2024
United Arab Emirates
621
0
1
9
Verified purchase
Amazing product, ordered it before and saw some great improvements
iHerb customer
Posted on Jan 23, 2021
United Arab Emirates
158
1
0
26
Verified purchase
This powerful vitamin is easy to swallow and gives a good boost of energy. Combined with vitamins A and D, it makes for excellent immunity.
Goegleir001
Posted on Jul 16, 2025
United States
73
0
0
33
B50
Verified purchase
The quality and ingredients are superior to any other b vitamin complex. The B vitamins are essential for celiac disease. No niacin flush. Potency is perfect for nervous system support and metabolism. It has a particular taste, it's not bad, you just know you took your B supplement.
MukVadym
Posted on May 4, 2025
Ukraine
37
0
0
11
Source naturals number one in my bads now
Verified purchase
This complex recommended me my trainer for long distance runs, so I decided to have one. I really enjoyed it, first of all for its quality, quantity and price. Just one tablet per day, more over I don’t get it every day. With vit D and magnesium it’s do really nice support complex for energy and nervous system.
iHerb customer
Silver
Posted on Oct 21, 2025
Malaysia
234
0
0
34
Verified purchase
I started taking this B-Complex for a natural energy boost, and the difference has been remarkable. I take one tablet with breakfast, and it provides steady, focused energy throughout my entire day without any jitters. I also appreciate that it's gentle on my stomach, which has been an issue with other supplements in the past. It's become an essential part of my morning routine for maintaining my vitality.
iHerb customer
Posted on Apr 2, 2026
Taiwan
31
0
0
1
Verified purchase
My 89 years old mother and I, only take 1/4 of a tablet a day, and our hair loss has stopped! It really works!!
iHerbCustomer
Posted on Apr 1, 2025
Thailand
51
32
1
7
Boost your energy
Verified purchase
B-50 has boosted my energy and focus. It’s a great way to support overall wellness. Highly recommend
EY
Posted on Sep 2, 2024
Malaysia
60
44
0
27
\Boost my energy levels throughout the day!
Verified purchase
I've been using Source Naturals B-50 Complex for a few months now, and I'm genuinely impressed with the results. As someone who's always on the lookout for quality supplements, I find that this B-vitamin complex has really helped boost my energy levels throughout the day. The tablets are easy to take, and I've noticed a significant improvement in my overall well-being. It's reassuring to know I'm supporting my health with a product that delivers what it promises. Highly recommend for anyone needing that extra push in their daily routine!
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HfromSPhilly
Silver
Posted on May 23, 2023
238
27
12
144
Verified purchase
In my opinion, the only down side is the scent. The effect on me is that of energy. I can tell the difference when I don't take it. With Alpha Lipoic Acid, it benefits my nervous system in a good way. I am never disappointed in the quality, potency and ingredients of Source Natural products. I would recommend.
iHerb customer
Silver
Posted on Nov 4, 2025
Japan
278
0
0
0
Прекрасно!
Verified purchase
Quality is super! The ingredients are great! Size arranged! Performance is felt! the product arranged, perfectly packed, the effect is definitely there! I will order more! Just as quickly delivered