Mega B-150 Balanced B-Complex

Mega B-150 Balanced B-Complex

NaturesPlus4.7 (754 ratings)
Format:Tablet Quantity: 60 Tablet(s) · 60 servings
Goals
$28.86 $0.48 per serving

Product analysis

67 out of 100

Mega B-150 Balanced B-Complex provides B vitamins that support normal energy use and blood formation when dietary intake is low.

AI assessment of the formula, label and price. How scoring works

Nutrient Quality60

Several B-vitamin forms are clearly identified, with thiamine hydrochloride and calcium pantothenate offering favorable form profiles. Riboflavin is less favorable, and quality remains uncertain for some other ingredients.

Ingredient Transparency90

All ingredient amounts and most forms are stated, making much of the formula straightforward to identify. Biotin, inositol and PABA lack precise form details, leaving some comparisons less clear.

Value For Money46

B6 offers competitive value by quantity, while niacin, B5 and choline compare poorly against the full serving cost. A low cost per amount does not establish that taking more is useful.

Customer Satisfaction79

Customer feedback is very positive across several hundred ratings. The volume gives a reasonably broad picture of satisfaction, without establishing effectiveness or safety.

Product Focus66

The clearest role is filling B-vitamin gaps relevant to normal metabolism and blood formation. The high B6 serving raises concern about nerve effects with prolonged use and does not establish extra energy.

Format
Tablet
Container
60 Tablet(s)
Per serving
$0.48
Customer rating
4.7 · 754 ratings
Report analysis

Goals

Energy
Impact
High effect
B+ Ingredient FitF PathwaysB+ EvidenceA+ Formulation Logic
Vitamin B5 · 150 mgRiboflavin · 150 mgThiamin · 150 mgVitamin B12 · 150 mcg
Study evidence
Thiamin Disputed 12 studies

Ingredients

IngredientAmount per servingScore
Thiamine (Thiamine Hydrochloride)
150 mg 76
Riboflavin
150 mg 62
Niacin (Niacinamide)
150 mg 75
Vitamin B6 (Pyridoxine Hydrochloride)
150 mg 72
Folate (Calcium L-5-Methyltetrahydrofolate)
417 mcg DFE
Vitamin B12 (Methylcobalamin)
150 mcg 59
Biotin
150 mcg
Pantothenic Acid (Calcium Pantothenate)
150 mg 70
Choline (Choline Bitartrate)
63 mg 55
Inositol
150 mg
PABA
150 mg 86
Gluten Free Adults 18–50 No Allergies Vegetarian
Report overview
PABA · 150 mg OverallScore86
B+ Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyB- Value
The serving provides 150 mg PABA at a moderate cost for that amount, based on the full serving price. PABA is named, but a pharmaceutical grade or high-purity designation is not recorded. The recorded ingredients contain none of the three flagged additive categories.
How this ingredient is rated

Active Ingredient Quality & Bioavailability80

PABA is named, but a pharmaceutical grade or high-purity designation is not recorded.
PABA Source & Grade
PABA is named, but a pharmaceutical grade or high-purity designation is not recorded.

Dose, Safety & Label Transparency100

The amount is declared as 150 mg per serving. No artificial colors, titanium dioxide or hydrogenated oils are recorded.
PABA Dosage Alignment
Each serving provides 150 mg PABA.
Label Disclosure Clarity
The PABA amount is stated as 150 mg per serving.
Additive and Excipient Quality
No artificial colors, titanium dioxide or hydrogenated oils are recorded.

Value70

The cost per 100 mg PABA is moderate, based on the full serving price.
Price per 100mg PABA
The cost per 100 mg PABA is moderate, based on the full serving price.
B- Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyD- Value
150 mg of thiamin per serving is a high-potency amount. The cost is high for the amount of thiamin supplied. Thiamine Hydrochloride is a standard water-soluble form.
How this ingredient is rated

Active Ingredient Quality & Bioavailability70

Thiamine Hydrochloride is a standard water-soluble form. The ingredient information does not flag corn syrup, the specified artificial sweeteners, titanium dioxide or the specified artificial colors.
Thiamin Chemical Form
Thiamine Hydrochloride is a standard water-soluble form.
Excipient Purity
The ingredient information does not flag corn syrup, the specified artificial sweeteners, titanium dioxide or the specified artificial colors.

Dose, Safety & Label Transparency100

150 mg of thiamin per serving is a high-potency amount. The amount is stated clearly.
Thiamin Dosage Potency
150 mg of thiamin per serving is a high-potency amount.
Label Transparency & Proprietary Blends
The thiamin amount is stated as 150 mg per serving.

Value40

The cost is high for the amount of thiamin supplied.
Price per Declared Dose
The cost is high for the amount of thiamin supplied.
A- Active Ingredient Quality & BioavailabilityA Dose, Safety & Label TransparencyF Value
The serving provides 150 mg of niacinamide at a high cost for this form. The amount falls within the supplied niacinamide range. The form is clearly named.
How this ingredient is rated

Active Ingredient Quality & Bioavailability86

Niacinamide is a standard niacin form for general use.
Niacin Form & Goal Alignment
Niacinamide is a standard form of niacin for general use.
Precursor Source Quality
Niacinamide is a standard form with no advanced cellular energy claim recorded.

Dose, Safety & Label Transparency92

The form and 150 mg amount are named. Niacinamide is a non-flushing form, but no no-flush claim is recorded.
Clarity of Chemical Form
Niacinamide is named as the niacin form.
Form-Specific Dosage Efficacy
The 150 mg amount falls within the supplied range for niacinamide.
Flush Risk & Safety Labeling
Niacinamide is a non-flushing form, but no no-flush claim is recorded.

Value20

The serving cost is high for this form.
Price Per Effective Serving
The cost per serving is high for this form.
Report alternatives

Sources

Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.

  1. Physicochemical properties of and volatile compounds in riboflavin fortified cloudy apple juice; study of its effect on job fatigue among Egyptian construction workers.
    Fouad S; Ibrahim GE; Hussein AMS; Ibrahim FA; El Gendy A · Heliyon · 2021
    Non-randomized trialEnergy forRiboflavin
  2. Vitamin B status in patients with chronic fatigue syndrome.
    Heap LC; Peters TJ; Wessely S · Journal of the Royal Society of Medicine · 1999
    Case-control study30 participantsEnergy forRiboflavin
  3. B-vitamins, related vitamers, and metabolites in patients with quiescent inflammatory bowel disease and chronic fatigue treated with high dose oral thiamine.
    Bager P; Hvas CL; Hansen MM; Ueland P; Dahlerup JF · Molecular medicine (Cambridge, Mass.) · 2023
    Observational studyEnergy forRiboflavin
  4. Metabolic features of chronic fatigue syndrome.
    Naviaux RK; Naviaux JC; Li K; Bright AT; Alaynick WA; Wang L; Baxter A; Nathan N; Anderson W; Gordon E · Proceedings of the National Academy of Sciences of the United States of America · 2024
    Case-control study84 participantsEnergy forRiboflavin
  5. Effectiveness of Riboflavin in Inherited Metabolic Diseases: A Systematic Review
    Bregje Jaeger, Nina N Stolwijk, Femke Aaldering, Charlotte A Ruys, Marije Smits, Nicole I Wolf, Carla E M Hollak, Annet M Bosch · Journal of Inherited Metabolic Disease · 2026
    Systematic review381 studies pooledEnergy forRiboflavin
  6. Influence of thiamin supplementation on the health and general well-being of an elderly Irish population with marginal thiamin deficiency.
    Smidt LJ; Cremin FM; Grivetti LE; Clifford AJ · Journal of gerontology · 1991
    Randomized trial80 participantsEnergy forThiamin
  7. Randomised clinical trial: high-dose oral thiamine versus placebo for chronic fatigue in patients with quiescent inflammatory bowel disease.
    Bager P; Hvas CL; Rud CL; Dahlerup JF · Alimentary pharmacology & therapeutics · 2021
    Randomized trial40 participantsEnergy forThiamin
  8. Dietary reference values for thiamin.
    EFSA Panel on Dietetic Products, Nutrition and Allergies (NDA); Turck D; Bresson JL; Burlingame B; Dean T; Fairweather-Tait S; Heinonen M; Hirsch-Ernst KI; Mangelsdorf I; McArdle HJ; Naska A; Nowicka G; Pentieva K; Sanz Y; Siani A; Sjödin A; Stern M; Tomé D; Van Loveren H; Vinceti M; Willatts P; Lamberg-Allardt C; Przyrembel H; Tetens I; Gudelj Rakic J; Ioannidou S; de Sesmaisons-Lecarré A; Forss AC; Neuhäuser-Berthold M · EFSA journal. European Food Safety Authority · 2026
    Guideline / consensusEnergy forThiamin
  9. Effects of thiamine supplementation on exercise-induced fatigue.
    Suzuki M; Itokawa Y · Metabolic brain disease · 1996
    Randomized trial16 participantsEnergy forThiamin
  10. Long-term maintenance treatment with 300 mg thiamine for fatigue in patients with inflammatory bowel disease: results from an open-label extension of the TARIF study.
    Bager P; Hvas CL; Rud CL; Dahlerup JF · Scandinavian journal of gastroenterology · 2022
    Randomized trialEnergy forThiamin
  11. A new perspective on vitamin B12 deficiency in rheumatology: a case-based review.
    Dułak NA; Rytlewska M; Jaskólska M; Chmielewski M · Rheumatology international · 2024
    Case series3 participantsEnergy forVitamin B12
  12. Effects of Vitamin B12 Supplementation on Cognitive Function, Depressive Symptoms, and Fatigue: A Systematic Review, Meta-Analysis, and Meta-Regression.
    Markun S; Gravestock I; Jäger L; Rosemann T; Pichierri G; Burgstaller JM · Nutrients · 2021
    Meta-analysis6,276 participants16 studies pooledEnergy forVitamin B12
  13. Patients' experiences with methylcobalamin injections in amyotrophic lateral sclerosis.
    Zubair AS; Saab L; Scharer K; Khokhar B · Brain circulation · 2024
    Qualitative study5 participantsEnergy forVitamin B12
  14. Cobalamin deficiency: clinical picture and radiological findings.
    Briani C; Dalla Torre C; Citton V; Manara R; Pompanin S; Binotto G; Adami F · Nutrients · 2014
    Narrative reviewEnergy forVitamin B12
  15. Vitamin B12 Deficiency: Common Questions and Answers.
    Patel H; McGuirk R · American family physician · 2025
    Narrative reviewEnergy forVitamin B12