Double Wood Supplements Keratin Hair Growth Vitamins 120 Capsules — 500mg Keratin, Vegan Formula for Stronger Hair & Nails

Double Wood's Keratin Hair Growth Vitamin supplies 500 mg of keratin per serving in a 120-pill vegan formula designed to support stronger, smoother hair and healthier nails and skin.

This supplement provides a concentrated dose of keratin — the structural protein central to hair fiber integrity — in an easy daily capsule. It’s formulated for adults looking to maintain resilient, flexible hair as part of a broader hair-care routine. Each bottle contains 120 pills, giving a multi-month supply when taken as recommended.

How does this keratin supplement support hair resilience?

Keratin is a primary protein in hair that contributes to tensile strength and surface smoothness. Providing a consistent supplemental source can help hair maintain elasticity and reduce the appearance of roughness, complementing topical hair care and gentle styling habits.

• 500 mg keratin per serving to reinforce hair protein structure
• Targets fiber flexibility to help reduce breakage during brushing or styling
• Works alongside conditioners and serums for smoother cuticle alignment

What changes might I expect and when will they appear?

Visible results vary by individual, but studies on keratin supplementation observe progressive improvements over weeks to months. Users may notice improvements in hair strength and nail condition after consistent daily use, with more pronounced changes over longer periods.

• Initial improvements in strength reported within about one month in some studies
• More substantial gains in hair resilience and nail smoothness with 2–3 months of use
• Continue supplementation for maintenance as part of a hair health regimen

Is this product safe for everyday use and compatible with my lifestyle?

The formula is presented as a dietary supplement intended for routine use by adults; follow the label directions and consult a healthcare professional if you have concerns. Double Wood emphasizes sourcing and third-party testing to ensure batch quality and label accuracy.

• Vegan-friendly keratin formulation suited for many dietary preferences
• Manufactured with third-party testing for consistency and purity
• Simple capsule form fits easily into daily supplement routines

How does this supplement fit into a hair-care plan?

Dietary supplementation complements topical care, protective styling, and a balanced diet. Use keratin capsules alongside moisturizing shampoos, heat protection, and gentle handling to support overall hair condition rather than replacing other care steps.

• Combine with a hydrating shampoo and conditioner for best surface results
• Avoid excessive heat and harsh chemical treatments to preserve gains
• Support with protein- and nutrient-rich foods for systemic benefits

Who is this for: This Double Wood keratin supplement suits adults seeking to support hair strength and nail condition with a concentrated, vegan capsule. It’s appropriate for people incorporating supplements into a broader hair-care routine, especially those wanting a reliable, third-party-tested product to help maintain hair flexibility and surface smoothness as they age.

Ingredients

Hypromellose capsule