Top 9 Hair Growth Serums for Fuller, Thicker Hair

Kérastase Initialiste Scalp & Hair Serum

Best overall for hair growth with potent, scalp-nourishing ingredients. Lightweight, non-greasy formula promotes significant hair growth.

Sephora Collection Strengthening Hair Serum

Best with biotin for strengthening hair from the roots. Promotes thicker, healthier growth with phytoproteins.

Briogeo Destined for Density MegaStrength

Best for thinning hair, peptide-infused formula supports hair density and fullness. Thick texture, non-greasy, suitable for fine hair.

Philip Kingsley Density Preserving Scalp Drops

Best for shedding, reduces hair loss and boosts new growth. Easy application with a dropper, no heavy residue, non-greasy formula.

Wild Growth Hair Oil

Best for heat damage, affordable solution for boosting hair growth and fullness. Natural, minty scent, suitable for thick hair, improves hair health without greasiness.

Viviscal Hair Thickening Serum

Best for fine hair, lightweight formula for instant volume. Biotin and keratin blend adds thickness and silkiness, subtle scent, enhances hair volume noticeably.

Pattern Argan Oil Hair Serum

Best for curly hair, rich, thick consistency enhances hydration and shine without weighing hair down. Ideal for managing curls, reduces dryness and frizz, suitable for thick hair.

Augustinus Bader The Hair Oil

Best for oily hair, lightweight formula enriched with botanical extracts. Adds essential hydration without greasiness, enhances shine and fullness, suitable for straight hair.

Bomba Curls Dominican Forbidden Oil

Best for frizzy hair, natural blend of nourishing oils smooths and unruly strands. Softens hair texture, reduces frizz, may leave a greasy feel if not fully absorbed.

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