Keratin Hair Booster
Reserveage Nutrition
Keratin Hair Booster
4.4
★ ★ ★ ★ ★
(2036 ratings)
Biotin 3000 mcg
Vitamin B5 14 mg
Keratin 500 mg
Copper 1.7 mg
Score 75.0
Reserveage Nutrition's Keratin Hair Booster effectively targets hair, skin, and nail health with a potent blend of Cynatine HNS keratin, high-dose biotin, pantothenic acid, and copper. While strong for beauty-focused goals, its claims for stress, energy, immunity, and bone health are not directly supported by its specific nutrient profile.
Quantity: 60 Capsule(s)Servings size: 2 Capsule(s) (30 servings)
Selected goals:
Other goals:
Hair Health
Skin Health
Nail Health
Stress Relief
Energy
leaderboard Score 75.0
Reserveage Nutrition's Keratin Hair Booster effectively targets hair, skin, and nail health with a potent blend of Cynatine HNS keratin, high-dose biotin, pantothenic acid, and copper. While strong for beauty-focused goals, its claims for stress, energy, immunity, and bone health are not directly supported by its specific nutrient profile.
insights Analysis
This product is centered around Cynatine HNS, a highly bioavailable form of soluble keratin, which is well-researched for its benefits on hair strength, shine, and reduced breakage, as well as improved nail health. The addition of a substantial 3000mcg of Biotin, 14mg of Pantothenic Acid (Vitamin B5), and 1mg of Copper complements the keratin, as these nutrients are known to support the body's natural production of keratin and collagen, essential for healthy hair, skin, and nails. While the product is effectively formulated for its primary beauty goals, its claimed benefits for 'Stress Relief,' 'Energy,' 'Immunity,' and 'Bone Health' are not substantially supported by the provided ingredients at these dosages, suggesting a broad marketing approach that extends beyond the core formulation's strengths. Nutritionists often emphasize that while ingredients like Biotin and B5 contribute to general metabolism and cell health, they are not direct solutions for these broader systemic goals unless a specific deficiency exists.
- Contains Cynatine HNS, a highly bioavailable and clinically studied form of keratin for hair and nail health.
- Provides a substantial dose of Biotin (3000mcg), commonly associated with beauty benefits.
- Includes Pantothenic Acid and Copper, which synergistically support collagen and keratin formation.
- Positive online reviews generally attest to its efficacy for hair and nail improvements.
- Relatively high price per serving compared to many single-ingredient beauty supplements.
- Claims for broader health goals like 'Stress Relief,' 'Energy,' 'Immunity,' and 'Bone Health' are not strongly supported by the ingredient profile or dosages.
- The effects might be more noticeable for individuals with specific deficiencies or noticeable hair/nail issues.
$35.99($1.19 per serving)
 Walmart | $ 35.99 | |
 Pure Formulas | $ 39.59 | |
 Vitacost | $ 39.59 | |
 Amazon | $ 39.59 | |
 iHerb | $ 44.74 |
bolt Effectiveness for goals
Cynatine HNS is a bioavailable form of soluble keratin derived from sheep's wool. It provides the building blocks for hair, helping to strengthen strands and improve overall hair structure. Studies suggest it can support hair health by reducing breakage and promoting shine.
Biotin, a B vitamin, is crucial for the metabolism of fatty acids and amino acids, which are essential for hair growth. It helps to maintain the health of hair follicles and can strengthen hair. Adequate biotin intake is often associated with healthy hair and nails.
Zinc is an essential trace mineral involved in numerous bodily functions, including cell growth and repair, which are vital for the hair growth cycle. It helps regulate hormone levels and maintains the oil glands around hair follicles. A deficiency can sometimes lead to hair thinning.
Copper plays a role in hair pigmentation and the formation of the hair shaft structure, contributing to hair strength and color. When supplementing zinc, it's often recommended to include copper, as high doses of zinc can interfere with copper absorption over time. This balance helps maintain overall mineral equilibrium.
Yes, these B vitamins often act synergistically, supporting various aspects of hair health. Biotin is vital for keratin production, niacin can improve scalp circulation, and pantothenic acid (Vitamin B5) contributes to hair follicle nourishment and strength. Their combined presence supports a comprehensive approach to hair vitality.
schedule Dosage, timing & forms
Clinical studies and common supplement practices often involve dosages of Cynatine HNS Keratin around 500 mg per day. This amount is generally considered effective for supporting hair strength, appearance, and overall health. Consistent daily intake is key for potential benefits.
Biotin is a water-soluble vitamin, which means it can typically be taken at any time of day, with or without food. The body absorbs what it needs, and excess is excreted. Consistency in taking it daily is usually more important than the specific timing.
High doses of zinc can potentially interfere with copper absorption over time, as both minerals compete for similar absorption pathways. A commonly cited balanced ratio for supplemental intake is approximately 8:1 to 10:1 (zinc to copper) to help maintain mineral balance. The dosages in this product (15mg Zinc, 1.7mg Copper) fall within a balanced range.
While many B vitamins are water-soluble and can be taken on an empty stomach, taking them with a meal may help reduce the chance of mild stomach upset for some individuals. Food can also aid in the absorption of certain nutrients. Following the product's specific instructions is always recommended.
Due to the natural cycle of hair growth, it typically takes several weeks to a few months of consistent daily use to observe noticeable effects from supplements targeting hair health. Individual results can vary based on personal factors like diet, lifestyle, and existing hair condition. Patience and consistent intake are key.
health_and_safety Safety & interactions
Yes, high doses of biotin, often found in hair, skin, and nail supplements, may interfere with certain lab tests. This can affect assays for thyroid hormones, cardiac markers, and other diagnostic tests, leading to inaccurate results. It is important to inform your healthcare provider about any biotin intake before undergoing blood tests, as they may advise temporary cessation.
Yes, chronic high-dose zinc supplementation can interfere with copper absorption and metabolism, potentially leading to copper deficiency over time. The formulation provides both zinc and copper in amounts generally considered to be in a balanced ratio to help mitigate this risk. Monitoring your overall mineral intake is always recommended.
The keratin in this supplement, Cynatine HNS, is derived from sheep's wool. Individuals with known allergies to wool, lanolin, or sheep-derived products should exercise caution. Consulting a healthcare professional before use is advisable if you have such sensitivities.
The niacin included in this supplement is in the form of niacinamide (nicotinamide). Niacinamide is generally considered a 'no-flush' form of niacin, meaning it is less likely to cause the characteristic skin redness, warmth, or itching associated with nicotinic acid, another form of niacin.
Yes, B vitamins often function synergistically within the body and are commonly included together in multivitamin and B-complex supplements. The amounts of B vitamins provided in this formula are generally within recommended daily allowances and safe upper intake levels for adults. This combination supports various metabolic processes.
Ingredients
| Ingredient | Amount per serving |
|---|---|
Niacin | 18 mg NE |
Vitamin B6 | 2 mg |
Biotin | 3000 mcg |
Pantothenic Acid | 14 mg |
Zinc | 15 mg |
Copper | 1.7 mg |
Cynatine HNS | 500 mg |
Pro-Longevity Factors Blend | 40 mg |
Categories
Keratin 95.0
The product's main strength lies in its 500mg of Cynatine HNS, a premium, soluble, and highly absorbable form of keratin that is specifically backed by clinical studies for hair and nail benefits.
Biotin 85.0
The product contains a high dose of 3000mcg of Biotin, which is well above the daily recommended intake and is a common dosage found in supplements targeting hair, skin, and nails.
Vitamin B5 70.0
With 14mg of Pantothenic Acid (Vitamin B5), the product provides a good supporting dose for metabolic functions and skin health, though not an exceptionally high amount compared to dedicated B-complex supplements.
Goals
Hair Health 90.0
The inclusion of 500mg of Cynatine HNS keratin, along with 3000mcg of Biotin and 1mg of Copper, directly supports hair structure and growth, aligning well with scientific literature and positive user experiences.
Nail Health 90.0
Cynatine HNS is specifically noted for improving nail strength and appearance, and Biotin is a widely recognized supplement for brittle nails, making this product highly effective for nail health.
Skin Health 75.0
While keratin primarily benefits hair and nails, Cynatine HNS has some documented benefits for skin elasticity and moisture. Biotin and copper also play roles in overall skin integrity, though dedicated collagen supplements often offer more direct skin health support.
Recommended Alternatives
88 Value 
Hair Skin & Nails Collagen Plus Formula
Life Extension
4.7
★★★★★
(7073 ratings)
Offers a nearly identical high-quality blend of Cynatine HNS, Biotin, B5, and Copper at a significantly lower price per serving (70 cents vs 119 cents), providing comparable efficacy with much better cost-efficiency.
85 Value 
Clincally Advanced Hair Skin & Nails
NOW Solutions
4.6
★★★★★
(2500 ratings)
Provides a very similar and effective combination of Cynatine HNS, Biotin, B5, and Copper for beauty support at a substantially lower price per serving (58 cents vs 119 cents), making it an excellent value alternative.
80 Value 
Hydrolyzed Keratin
Doctor's Best
4.5
★★★★★
(1799 ratings)
If the primary focus is on keratin, this product offers the same 500mg dose of a quality hydrolyzed keratin (KeraGLO) at a much lower price per serving (35 cents), providing strong value for the core active ingredient.
90 Performance
Hair Skin & Nails Collagen Plus Formula
Life Extension
4.7
★★★★★
(7073 ratings)
This alternative offers a highly similar and effective formulation, including 500mg Cynatine HNS and a high Biotin dose, from a reputable brand known for quality. The 'Collagen Plus Formula' suggests a more comprehensive approach to beauty support.
88 Performance
Clincally Advanced Hair Skin & Nails
NOW Solutions
4.6
★★★★★
(2500 ratings)
Features a comparable blend of Biotin, Pantothenic Acid, Copper, and 500mg Cynatine HNS, providing similar targeted benefits for hair, skin, and nails. Its formulation is well-regarded and offers good synergy.
92 Performance 
Type l ll & lll Collagen Keratin with Alpha Lipoic Acid & Hyaluronic Acid
Solaray
4.6
★★★★★
(540 ratings)
This product provides a more comprehensive beauty solution by combining 500mg solubilized Keratin with multiple types of Collagen, Alpha Lipoic Acid, and Hyaluronic Acid, offering broader support for overall skin elasticity, hydration, and connective tissue health beyond just hair and nails.
80 Budget 
Biotin 5000 mcg
Swanson
4.8
★★★★★
(8036 ratings)
Offers a substantial 5000mcg dose of Biotin at a significantly lower price per serving (5 cents vs 119 cents), making it a highly cost-effective choice for biotin-specific benefits.
85 Budget 
Biotin 10000 mcg
21st Century
4.7
★★★★★
(44583 ratings)
Provides an even higher 10000mcg dose of Biotin for robust hair and nail support at a fraction of the cost per serving (6 cents), representing excellent value for a high-dose biotin supplement.
85 Budget 
Biotin 10000 mcg
AN Amazing Nutrition Amazing Formulas
4.6
★★★★★
(5862 ratings)
Delivers a potent 10000mcg of Biotin at a very affordable price per serving (6 cents), offering superior biotin concentration and value compared to the original product.
88 Value
Hair Skin & Nails Collagen Plus Formula
Life Extension
4.7
★★★★★
(7073 ratings)
Offers a nearly identical high-quality blend of Cynatine HNS, Biotin, B5, and Copper at a significantly lower price per serving (70 cents vs 119 cents), providing comparable efficacy with much better cost-efficiency.
85 Value
Clincally Advanced Hair Skin & Nails
NOW Solutions
4.6
★★★★★
(2500 ratings)
Provides a very similar and effective combination of Cynatine HNS, Biotin, B5, and Copper for beauty support at a substantially lower price per serving (58 cents vs 119 cents), making it an excellent value alternative.
80 Value
Hydrolyzed Keratin
Doctor's Best
4.5
★★★★★
(1799 ratings)
If the primary focus is on keratin, this product offers the same 500mg dose of a quality hydrolyzed keratin (KeraGLO) at a much lower price per serving (35 cents), providing strong value for the core active ingredient.
90 Performance
Hair Skin & Nails Collagen Plus Formula
Life Extension
4.7
★★★★★
(7073 ratings)
This alternative offers a highly similar and effective formulation, including 500mg Cynatine HNS and a high Biotin dose, from a reputable brand known for quality. The 'Collagen Plus Formula' suggests a more comprehensive approach to beauty support.
88 Performance
Clincally Advanced Hair Skin & Nails
NOW Solutions
4.6
★★★★★
(2500 ratings)
Features a comparable blend of Biotin, Pantothenic Acid, Copper, and 500mg Cynatine HNS, providing similar targeted benefits for hair, skin, and nails. Its formulation is well-regarded and offers good synergy.
92 Performance
Type l ll & lll Collagen Keratin with Alpha Lipoic Acid & Hyaluronic Acid
Solaray
4.6
★★★★★
(540 ratings)
This product provides a more comprehensive beauty solution by combining 500mg solubilized Keratin with multiple types of Collagen, Alpha Lipoic Acid, and Hyaluronic Acid, offering broader support for overall skin elasticity, hydration, and connective tissue health beyond just hair and nails.