Best-Rated Hair Growth Supplements for Women and Men
The best-rated supplements for women and men focus on overall hair health rather than a quick fix. You can explore more about the best supplements for hair growth in men to understand which formulas effectively target male-pattern thinning and nutrient-related deficiencies.
These formulas typically include essential vitamins and minerals, such as biotin, zinc, and vitamin D, which are proven to support hair health and reduce hair thinning.
Many also feature natural DHT blockers such as saw palmetto and pumpkin seed oil to help prevent hormone-related hair loss. When used consistently, the best-rated hair growth supplements can help improve hair growth, thickness, and overall scalp condition, offering visible results in three to six months.
RootMD offers a science-based approach to hair health designed by hair restoration specialists Dr. Ross Kopelman and Dr. Hannah Kopelman. With years of clinical experience, Dr. Ross Kopelman emphasizes evidence-based formulas that nourish hair follicles and safely reduce hair thinning.
This guide explains how the best-rated hair growth supplements for men and women support hair regrowth, improve scalp health, and deliver visible, lasting results.
Best-Rated Hair Growth Supplements for Women and Men
-
Nutrafol Women & Men – Clinically tested and dermatologist-recommended, Nutrafol combines vitamins, minerals, and natural DHT blockers like saw palmetto and ashwagandha. It helps reduce thinning hair, strengthen follicles, and support hair growth from within.
-
Viviscal Advanced Hair Health – Powered by its marine-based AminoMar complex, Viviscal includes biotin, zinc, and vitamin C to improve hair density and reduce shedding. It's ideal for both women and men experiencing hair thinning due to stress, diet, or genetics.
-
Hair La Vie Clinical Formula – This supplement blends collagen, saw palmetto, biotin, and keratin to nourish hair follicles and improve overall hair health. It supports thicker strands and is often used as part of a comprehensive routine recommended by hair experts, such as those at RootMD, who emphasize evidence-based, dermatologist-guided hair loss treatments.
5 Best Nutrients for Hair Growth and Thickness
Among the best-rated hair growth supplements are those containing a balanced blend of vitamins and nutrients. The five best nutrients for hair growth and thickness include biotin, vitamin D, zinc, iron, and niacin.
Each one plays a distinct role:
-
Biotin supports keratin production for stronger strands.
-
Vitamin D and iron improve follicle oxygenation and strength.
-
Zinc helps regulate oil production and supports tissue repair, preventing scalp irritation and hair shedding.
-
Niacin (vitamin B3) boosts blood circulation to the scalp, ensuring hair follicles receive the nutrients they need to grow healthy and resilient.
Hair Growth Pills That Actually Work
Hair growth pills that actually work often combine these vitamins with botanical extracts that target inflammation and oxidative stress. For example, formulas that blend antioxidants with DHT blockers can help both men and women with thinning hair caused by hormonal or nutritional imbalances.
What Makes Hair Growth Supplements Effective
Vitamins and Nutrients That Boost Thickness
Effective growth supplements focus on restoring scalp balance and providing the body with the essential nutrients that support hair growth.
DHT Blockers and Natural Scalp Support
DHT blockers such as saw palmetto and pumpkin seed oil help prevent hormone-related hair thinning. Learn how saw palmetto and biotin work together to support healthy follicle function and promote thicker hair naturally.
By targeting DHT buildup, these ingredients help protect follicles from shrinkage, allowing them to produce stronger, thicker strands over time. This mechanism supports hair growth naturally and safely.
Why Consistency Drives Visible Results
Consistency matters. Clinical studies show that most users see visible results after three to six months of regular use. Like skin care, hair supplements work best with daily, steady intake that supports long-term follicle health and gradual improvement in thickness and density.
Expert Insights on Highest-Rated Regrowth Options
Experts recommend selecting supplements backed by clinical studies or dermatologist reviews. This ensures each growth supplement has been evaluated for safety and efficacy. Choosing evidence-based options helps support hair growth while minimizing side effects.
How to Choose the Right Supplement
Match Your Cause of Hair Loss
Choosing the best supplements for hair growth starts with identifying the cause of your hair thinning. If hair shedding stems from a nutritional deficiency, such as low iron or biotin deficiency, replenishing essential nutrients can restore balance.
However, if the cause is stress or a medical condition, supporting hair growth requires a more targeted approach focused on the scalp and hormones.
Signs of Safe, Clinically Tested Formulas
Look for clinically tested supplements with transparent labeling. A quality growth supplement should contain safe dosages and no hidden additives. Independent testing or certifications help ensure purity and reduce the risk of side effects from high doses or low-quality ingredients.
Comparing Supplements, Shampoos, and Serums
How Oral and Topical Treatments Work Together
Supplements work internally by delivering nutrients that strengthen follicles from the root, while shampoos and serums act externally to maintain scalp cleanliness and hydration.
Combining both approaches creates a complete routine that supports hair growth from every angle. See RootMD’s expert recommendations for products to encourage hair growth that complement supplement use and strengthen your daily routine.
Ingredient Transparency and Safety Considerations
Ingredient transparency matters across all formats. The best hair loss treatments clearly list concentrations and avoid unnecessary fillers. Whether oral or topical, products that use clinically supported ingredients tend to have fewer side effects and better outcomes among long-term users.
Expert Tips for Safe, Lasting Results
Avoiding Unregulated or Counterfeit Products
Avoid unregulated or counterfeit supplements that make unrealistic claims. Always buy from reputable brands that provide detailed ingredient lists and follow safety standards. Consuming unverified products may cause unwanted side effects, especially when taken in high doses or mixed with other treatments.
When to Consult a Dermatologist or Trichologist
If hair thinning persists despite regular supplementation, consult a dermatologist or trichologist.
These professionals can help determine if an underlying medical condition, such as thyroid imbalance or anemia, is contributing to hair loss. Dr. Ross Kopelman often advises patients that supplementing without addressing root causes limits results.
Shop RootMD Hair Growth Solutions
RootMD offers dermatologist-developed formulas designed to strengthen and support healthy hair growth safely. Take the next step in your routine with the DHT-Blocking Shampoo and Hair Growth Oil, two essentials created to nourish your scalp, reduce shedding, and encourage thicker, fuller hair over time.
Ready to start your journey? Explore RootMD Hair Growth Solutions today and build a routine backed by dermatologists for visible, lasting results.
