Hair Multivitamin
California Gold Nutrition
Hair Multivitamin
4.6
★ ★ ★ ★ ★
(1131 ratings)
Hyaluronic Acid 1 mg
Lysine 10 mg
Cysteine 10 mg
Collagen 100 mg
Biotin 5000 mcg
Thiamin 6 mg
Riboflavin 6.5 mg
Score 65.0
California Gold Nutrition's Hair Multivitamin is primarily formulated with a high dose of Biotin and other hair, skin, and nail supporting ingredients like collagen, evening primrose oil, and B vitamins. While good for its core focus, its broad claims for general health benefits are not adequately supported by the dosages of ingredients, making it less effective as an all-encompassing multivitamin. The value is decent if solely considering hair/skin/nail support, but diminishes when evaluating its extensive list of broader health goals.
Quantity: 30 Capsule(s)Servings size: 2 Capsule(s) (15 servings)
Selected goals:
Other goals:
Skin Health
Joint Health
Anti-Aging
Immunity
Hair Health
leaderboard Score 65.0
California Gold Nutrition's Hair Multivitamin is primarily formulated with a high dose of Biotin and other hair, skin, and nail supporting ingredients like collagen, evening primrose oil, and B vitamins. While good for its core focus, its broad claims for general health benefits are not adequately supported by the dosages of ingredients, making it less effective as an all-encompassing multivitamin. The value is decent if solely considering hair/skin/nail support, but diminishes when evaluating its extensive list of broader health goals.
insights Analysis
California Gold Nutrition's Hair Multivitamin is primarily formulated with a high dose of Biotin (5000 mcg), a well-regarded nutrient for hair, skin, and nail health. It also includes other relevant ingredients like collagen, evening primrose oil, and a selection of B vitamins, zinc, and copper, which collectively support cellular health and metabolism. While these components are beneficial for its core 'Hair Health, Skin Health, Nail Health' goals, the product's claims extend to a very broad spectrum of general health areas such as 'Brain Health,' 'Testosterone Support,' and 'Detoxification.' For these wider claims, the dosages of included ingredients are often too low, or the necessary ingredients are entirely absent, which limits its effectiveness as a comprehensive multi-purpose supplement. Consumers looking for targeted hair, skin, and nail support may find value, but those expecting broad systemic benefits might be disappointed by its limited scope beyond its core focus.
- High dose of Biotin (5000 mcg), which is a common and popular dosage for hair, skin, and nail health.
- Contains a blend of ingredients commonly associated with hair, skin, and nail support, including Collagen, Hyaluronic Acid, Evening Primrose Oil, and key B vitamins.
- Includes essential minerals like Zinc and Copper, important for various bodily functions including hair health.
- Claims an extensive list of goals (e.g., Brain Health, Testosterone Support, Anti-Aging, Detoxification) for which the ingredient dosages are minimal or not directly relevant, potentially misleading customers.
- The dosage of Hyaluronic Acid (1mg) and L-Lysine (10mg), L-Cysteine (10mg), and L-Methionine (10mg) are very low, making their efficacy for the stated goals highly questionable.
- The serving size is 2 capsules, but the quantity is 30, meaning only 15 servings per bottle, which is a relatively short supply for the price.
- Individuals should be aware that the product may not deliver significant benefits for all the broadly listed health goals (e.g., Brain Health, Testosterone Support) due to insufficient dosages of relevant ingredients.
- Contains Evening Primrose Oil, which may interact with certain medications or conditions (e.g., blood thinners, seizure disorders). Users should consult a healthcare professional.
$20.74($1.38 per serving)
 iHerb | $ 20.74 |
bolt Effectiveness for goals
Biotin, a B vitamin, is essential for the metabolism of fats, carbohydrates, and proteins, which are crucial for maintaining healthy hair and nails. It is often linked to supporting keratin infrastructure, a primary protein of hair. Some research suggests biotin supplementation may benefit individuals with underlying biotin deficiency or brittle nails.
Hydrolyzed collagen provides amino acids that are building blocks for keratin, the main protein in hair. It can also help support the dermis, where hair follicles are located, potentially promoting a healthy environment for hair growth. Some studies suggest collagen peptides may improve hair strength and appearance.
Gamma-linolenic acid (GLA), an omega-6 fatty acid found in evening primrose oil, is believed to have anti-inflammatory properties. For hair, GLA may help improve scalp health, reduce inflammation, and potentially support hair follicle function. Research is ongoing regarding its direct impact on hair growth.
Zinc is vital for cell reproduction, protein synthesis, and hormone balance, all of which are important for hair growth. Copper contributes to melanin production, which gives hair its color, and helps form the cross-links in keratin. Maintaining an appropriate balance of these minerals is important, as excessive intake of one can sometimes affect the absorption of the other.
L-cysteine and L-methionine are sulfur-containing amino acids crucial for the formation of keratin, the primary protein composing hair strands. L-cysteine is a key component of the disulfide bonds that give hair its strength and structure. L-methionine is considered an essential amino acid and a precursor to L-cysteine, supporting its availability.
schedule Dosage, timing & forms
The recommended daily allowance for adults is 30 micrograms, but many supplements for hair and nail support contain significantly higher amounts, such as 5,000 micrograms. These higher doses are commonly used in supplements for their potential benefits. Individuals should consult with a healthcare professional regarding appropriate dosages.
Many water-soluble B vitamins are often recommended to be taken in the morning with food. This can help with absorption and may align with their role in energy metabolism throughout the day. Taking them with food can also reduce the chance of stomach upset.
High doses of zinc can potentially interfere with copper absorption and lead to copper deficiency over time. It is often recommended to maintain a balanced intake or take a supplement that provides both minerals. The ratio in many multi-ingredient supplements, such as this one with 5.5mg Zinc and 2.7mg Copper, is designed to support this balance.
Evening Primrose Oil is a fat-soluble supplement and is generally recommended to be taken with food. This can enhance its absorption and may help prevent potential digestive discomfort such as nausea or stomach upset. Consuming it with a meal that contains some fat is typically advised.
Hydrolyzed collagen, also known as collagen peptides, is widely considered the most bioavailable form for oral supplementation. The hydrolysis process breaks down collagen into smaller peptides, making it easier for the body to absorb and utilize. This form is often chosen for its efficient uptake.
health_and_safety Safety & interactions
High doses of biotin, often found in supplements, can interfere with various lab tests that rely on biotin-streptavidin technology. This can lead to inaccurate results for tests such as those for thyroid hormones or cardiac markers. It is crucial to inform your healthcare provider about biotin intake before any blood tests.
Yes, zinc and copper compete for absorption in the digestive system. High intake of zinc can interfere with copper absorption, potentially leading to a copper deficiency over time if not balanced. The amounts in supplements are typically formulated to minimize this interaction.
Evening Primrose Oil (EPO) may interact with certain medications, including blood thinners (anticoagulants), potentially increasing the risk of bleeding. It might also influence the effectiveness of some seizure medications. Individuals on prescription medications should consult a healthcare professional before taking supplements containing EPO.
Prolonged intake of very high doses of Vitamin B6 (pyridoxine) can lead to peripheral neuropathy, characterized by numbness, tingling, and nerve damage in the extremities. It's important to adhere to recommended daily allowances to avoid such adverse effects. The amount in this product is generally within safe limits.
Yes, the presence of riboflavin (Vitamin B2) in B vitamin complexes can cause urine to appear a bright yellow or fluorescent orange. This is a common and harmless effect, indicating that the body is simply excreting excess riboflavin. It does not signify any health concern.
Ingredients
| Ingredient | Amount per serving |
|---|---|
Vitamin C | 90 mg |
Thiamine | 6 mg |
Riboflavin | 6.5 mg |
Vitamin B6 | 5.1 mg |
Folate | 680 mcg DFE |
Biotin | 5000 mcg |
Pantothenic Acid | 5 mg |
Zinc | 5.5 mg |
Copper | 2.7 mg |
Evening Primrose Oil | 880 mg |
Collagen, Hydrolyzed | 100 mg |
L-Cysteine | 10 mg |
L-Lysine | 10 mg |
L-Methionine | 10 mg |
Hyaluronic Acid | 1 mg |
Categories
Biotin 95.0
At 5000.00mcg, this is a highly effective and popular dosage for promoting hair, skin, and nail strength and growth, making it a standout ingredient in this formulation. This dosage is competitive with dedicated biotin supplements.
Copper 80.0
The product contains 2.70mg of Copper as Cupric Oxide. This is a reasonable dose for an adult, ensuring adequate intake and supporting various bodily functions, including iron metabolism and hair pigmentation, without being excessively high.
Thiamin 65.0
Present as Thiamine Mononitrate at 6.00mg. This is a common and bioavailable form of B1, providing more than the RDI, contributing to energy metabolism. However, many B-complex alternatives offer higher doses (e.g., 50mg or 100mg) for more pronounced effects or for addressing specific deficiencies.
Goals
Hair Health 90.0
The product contains a very effective dose of Biotin (5000 mcg), which is widely recognized and used for strengthening hair and nails. Additionally, ingredients like Collagen, Zinc, Copper, and B vitamins are included, all of which play roles in hair follicle health and growth, making it well-aligned with this primary goal.
Nail Health 90.0
Biotin (5000 mcg) is highly effective for improving nail strength and reducing brittleness, a benefit supported by numerous user reviews and research. The inclusion of Zinc and other B vitamins further contributes to overall nail integrity and health.
Skin Health 85.0
Biotin, Collagen, and Hyaluronic Acid are key components often sought for skin health, and this product provides a good dose of Biotin and Vitamin C. Evening Primrose Oil also has anti-inflammatory properties that can benefit skin conditions, although the collagen and HA dosages are lower than in some specialized skin products.
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