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December 2024 in “Cosmoderma” Nyumi Happy Hair Gummies significantly improved hair growth, reduced hair fall, and enhanced nail health without side effects.
July 2025 in “Cosmoderma” The plant-based supplement improved hair, skin, and nail health and boosted well-being without side effects.
November 2024 in “SKIN The Journal of Cutaneous Medicine” The gummy improved hair growth and reduced shedding in women.
April 2025 in “International Journal of Advanced Research in Science Communication and Technology” Herbal hair gummies with ingredients like fenugreek and biotin may help hair growth and are safe and stable.
September 2025 in “Cosmetics” NMN supplements may improve hair quality and appearance in middle-aged women.