Fight frizz – and thinning hair – with the BIOLAGE Advanced Full Density Thickening Shampoo. Its innovative formula eliminates impurities while gently cleansing the hair (sans stripping it of essential oils) so that it looks and feels healthier.
Revitalash's Thickening Shampoo is a favorite of stylist, colorist, and salon owner Paul Labrecque of Paul Labrecque Salon and Skincare Spa in New York City. This volumizing shampoo is also spiked with panthenol, which can help hair appear smooth and shiny. (One study also found that panthenol may help "mitigate the effects of thinning hair.)
This PURA D'OR Original Gold Label Anti-Thinning Biotin Shampoo comes recommended by Aguirre. Per the stylist, the shampoo – which she says is "great for thinning hair" – helps promote thickness and combat breakage with its impressive formula, which is enriched with ingredients (including rosemary oil, argan oil, and tea tree oil) "that assist with promoting hair growth."
Boost up the (hair) volume with Bumble and Bumble's Thickening Volume Shampoo, which adds volume to even the limpest, thinnest, and most delicate strands. It's also spiked with panthenol and vitamin- and fatty acid-rich aloe, which is known for its cleansing and anti-inflammatory properties.
Tea tree oil is the obvious hero ingredient in Paul Mitchell Tea Tree Scalp Care Anti-Thinning Shampoo. According to Dr. Green, tea tree oil is known to be "antimicrobial and antifungal, which allows it to soothe the scalp and address any itchiness, redness, swelling, or pain." The shampoo is also infused with glycerin and ginseng, which can help with hair growth.
Briogeo's Blossom & Bloom Ginseng + Biotin Hair Volumizing Shampoo is known for its 93% naturally derived formula, which contains key ingredients like glycerin, ginseng, aloe, and coconut oil. The result? Healthy, clean, and fuller-looking hair.
L'Oreal Paris' Ever Strong Sulfate-Free Thickening Shampoo clocks in at under $7 per 8.5-ounce bottle. This drugstore haircare staple features rosemary leaf oil, which is famous for its anti-inflammatory properties. (Several studies, including this one from 2015, have also found that rosemary oil can help protect against hair loss.)
According to Toth, the Shu Uemura Muroto Volume Lightweight Care Shampoo is designed to gently cleanse and volumize strands. He also credits the glycerin-spiked shampoo with rebalancing the scalp's natural oils while adding shine.
For a fun and environmentally friendly option, look no further than this superzero Thickening Shampoo Bar for Thinning Hair. This sustainable shampoo bar is specially formulated with thinning hair in mind. Noteworthy ingredients include panthenol, rosemary leaf oil, and glycerin – plus peppermint oil (which may stimulate hair growth), fatty acid-loaded avocado oil, and moisturizing shea butter.
"For damaged finer hair, I would recommend the Kerastase Bain Force Architecte Shampoo," explains Aguirre. She continues, telling Insider: "This protein-balanced shampoo will give finer hair the strength it needs to go on and grow." Plus, the shampoo is even enriched with conditioning ceramides.
Toth tells Insider that the R+CO Dallas Thickening Shampoo is "packed with incredible ingredients," including hydrating glycerin, moisturizing coconut oil, panthenol, and saw palmetto berry extract (which may prevent hair loss). All in all, Toth deems the shampoo "amazing for anyone with fine hair looking for thickening benefits from roots to tips."
Dr. Green recommends the Avalon Organics Scalp Treatment Shampoo for its organic formula. Ingredient highlights include aloe and tea tree oil, which, per the dermatologist, help "soothe the scalp and strengthen hair."
The artnaturals Moroccan Argan Oil Shampoo features – you guessed it – argan oil, which, per Dr. Green, helps condition and protect hair thanks to an abundance of fatty acids. The dermatologist also credits the shampoo with "help[ing] repair any damage while protecting against additional damage that can [result from] free radicals, heating tools, and/or harsh chemicals."
According to Dr. Green, the main active ingredient in the Nioxin Cleanser Shampoo System is minoxidil, which she describes as "an FDA-approved topical treatment for hair loss." She also credits the shampoo with deeply cleansing the scalp while delivering "thicker, fuller-looking hair."
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