Complete B 100 mg
Natural Factors
Complete B 100 mg
4.7
★ ★ ★ ★ ★
(1226 ratings)
Vitamin B6 100 mg
Thiamin 100 mg
PABA 100 mg
Niacin 100 mg
Choline 84 mg
Biotin 300 mcg
Vitamin B12 100 mcg
Score 72.0
A competitively priced, high-potency B-complex with good amounts of co-factors, but uses less bioavailable B vitamin forms.
Quantity: 90 Tablet(s)Servings size: 1 Tablet(s) (90 servings)
Selected goals:
Other goals:
Energy
Brain Health
Mood Support
General Health
Cognitive Support
leaderboard Score 72.0
A competitively priced, high-potency B-complex with good amounts of co-factors, but uses less bioavailable B vitamin forms.
insights Analysis
This B-complex from Natural Factors aims to provide comprehensive B vitamin support, with most B vitamins dosed at the 100mg level, similar to other 'B-100' products. It includes additional beneficial compounds such as PABA, Inositol, and Choline at solid dosages, with a notable 300mcg of Biotin. However, like many standard B-complexes, it uses less bioavailable forms for B12 (Cyanocobalamin), B6 (Pyridoxine Hydrochloride), and Folate (likely Folic Acid). This could potentially limit its efficacy for individuals with certain genetic predispositions or impaired conversion pathways. The price per serving is quite competitive, making it an attractive option for budget-conscious consumers seeking a potent B-complex.
- Excellent price per serving for a B-100 complex.
- High dosages of most B vitamins, supporting overall energy and metabolism.
- Good amounts of supportive nutrients like PABA, Inositol, and Choline.
- Higher Biotin content (300mcg) than some comparable B-complexes.
- Uses less bioavailable forms of B12 (Cyanocobalamin) and B6 (Pyridoxine Hydrochloride).
- Likely uses Folic Acid instead of the more active L-5-Methyltetrahydrofolate for folate.
- Contains Dicalcium Phosphate and Calcium Pantothenate as forms of calcium, which might contribute to excess calcium intake for some.
- High doses of B vitamins can cause bright yellow urine.
- Niacinamide is generally non-flushing, but individual sensitivities vary.
- Always consult a healthcare professional, especially if pregnant, nursing, or on medication.
$18.87($0.20 per serving)
 iHerb | $ 18.87 | |
 Vitacost | $ 18.87 | |
 Amazon | $ 18.87 |
bolt Effectiveness for goals
B vitamin complexes support various bodily functions, including energy production, nervous system health, and cell metabolism. They play crucial roles in converting food into energy, synthesizing DNA, and forming red blood cells. A complete complex ensures a balanced intake of these essential water-soluble vitamins.
B vitamins are vital coenzymes in metabolic processes that convert carbohydrates, fats, and proteins into usable energy. Specifically, thiamine, riboflavin, niacin, pantothenic acid, and biotin are key for cellular energy production. Adequate levels support efficient energy release from food.
Several B vitamins are critical for nervous system function, including B1 (thiamine), B6 (pyridoxine), B12 (cobalamin), and folate. They are involved in neurotransmitter synthesis, nerve signal transmission, and maintaining the myelin sheath. This collective action helps support cognitive function and nerve health.
Biotin (B7) is well-known for its role in the health of hair, skin, and nails, supporting keratin infrastructure. Niacin (B3) also contributes to skin health by aiding in cellular repair and barrier function. Adequate intake of these B vitamins can help maintain their healthy condition.
These three B vitamins work synergistically in the body, particularly in the metabolism of homocysteine. They are crucial for methylation processes and red blood cell formation. Their combined action helps maintain cardiovascular and neurological health.
schedule Dosage, timing & forms
B-complex vitamins are often recommended to be taken in the morning to support energy metabolism throughout the day. Taking them with a meal can also aid in absorption and minimize potential stomach upset. This helps integrate the vitamins into your body's natural processes.
Taking B vitamins with food is generally recommended as it can enhance their absorption and reduce the likelihood of gastrointestinal discomfort. Food helps buffer the vitamins and facilitate their gradual release during digestion. This approach can optimize their effectiveness.
While Vitamin B6 is essential, a daily intake of 100 mg is at the Tolerable Upper Intake Level (UL) for adults. Sustained intake at or above the UL may lead to adverse effects in some individuals. It is advisable to consult a healthcare professional regarding individual needs for higher doses.
B vitamins often work synergistically, meaning they rely on each other to perform their various functions in the body. Taking a B-complex supplement ensures a balanced intake of these cofactors. This integrated approach supports a wide range of metabolic processes more effectively than isolated vitamins.
B-complex tablets are usually designed to be swallowed whole with a glass of water. It is important to follow the specific instructions provided on the supplement label for proper consumption. Avoid chewing or crushing unless explicitly directed.
health_and_safety Safety & interactions
High doses of B vitamins are generally well-tolerated, but some individuals may experience mild side effects such as bright yellow urine, nausea, or upset stomach. Niacin can cause a temporary skin flush, itching, or tingling. Rarely, very high doses of certain B vitamins may lead to more significant issues.
Prolonged intake of very high doses of vitamin B6 (pyridoxine) can lead to sensory neuropathy, characterized by numbness, tingling, and pain in the extremities. The Tolerable Upper Intake Level (UL) for adults is 100 mg per day. It is important to consult a healthcare professional regarding dosage.
The 'niacin flush' is caused by a temporary dilation of blood vessels, leading to redness, warmth, itching, or tingling, particularly in the face and chest. It is a common and generally harmless side effect, especially with immediate-release forms of niacin like niacinamide in this product. This reaction often diminishes over time with continued use.
Yes, high doses of folate can mask the symptoms of a vitamin B12 deficiency, particularly megaloblastic anemia, by correcting the blood abnormalities. However, it does not prevent the progression of neurological damage caused by B12 deficiency. Therefore, it's important to assess B12 status when supplementing with high folate.
Some B vitamins can interact with certain medications. For example, Vitamin B6 may interfere with some anti-seizure drugs, and biotin can affect lab test results, especially for thyroid function. Niacin can interact with cholesterol-lowering medications or blood pressure drugs, so consult a healthcare professional.
Ingredients
| Ingredient | Amount per serving |
|---|---|
Thiamine | 100 mg |
Riboflavin | 100 mg |
Niacin | 100 mg |
Vitamin B6 | 100 mg |
Folate | 680 mcg DFE |
Vitamin B12 | 100 mcg |
Biotin | 300 mcg |
Pantothenic Acid | 100 mg |
Choline | 84 mg |
Calcium | 80 mg |
Inositol | 100 mg |
Para-Aminobenzoic Acid | 100 mg |
Categories
Niacin 80.0
Contains 100mg of Niacinamide, a popular non-flushing form of B3. This provides strong metabolic support without the discomfort associated with nicotinic acid.
Thiamin 75.0
Provides 100mg of Thiamine Hydrochloride (B1), a stable and widely used form of thiamin. It is generally well-absorbed and effective for energy metabolism.
Biotin 75.0
At 300mcg, the biotin content is robust for a B-complex, providing strong support for hair, skin, and nail health, exceeding the amount found in many general formulas.
Goals
Metabolism Boost 85.0
With 100mg of most B vitamins, this product is well-equipped to act as coenzymes in numerous metabolic pathways, facilitating the efficient breakdown of macronutrients for energy production and supporting overall metabolic health.
Energy 80.0
The high potencies of most B vitamins (100mg for B1, B2, B3, B5, B6) are excellent for supporting energy metabolism and conversion of food into cellular energy. The inclusion of B12 and Biotin further aids in this critical function.
General Health 80.0
Providing a broad and high-potency spectrum of B vitamins, along with synergistic nutrients like Choline and Inositol, this product effectively supports a wide range of bodily functions and contributes significantly to overall health and well-being.
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