Could a simple mask tame frizz and breakage for curly hair?

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Be male or female. * Be aged 18-50. * Must have self-reported curly, coily, or wavy hair. * In the past four weeks, has been experiencing issues regarding all of the following: hair health, hair breakage, hair hydration, and hair tangling. * Anyone who washes and styles their hair at least once per week. * Anyone who has been using the same hair care routine and products for at least one month prior to the study and is willing to maintain this for the study duration, i.e. shampoo and styling products. * If taking any vitamins, minerals, or herbal supplements that target hair health, has been doing so for at least three months and is willing to maintain this routine for the duration of the study. * Willing to avoid introducing any new products or any forms of medications or supplements that target hair health and appearance during the study period. * Willing to avoid any chemical treatments to the hair during the study period, e.g. chemical straightening, hair extensions with chemical bonding, perms, and relaxers. * Willing to avoid any form of protective styles (braids, singles, corn rows, etc) during the study period. * Anyone willing to refrain from dying, highlighting, or cutting their hair for the study duration. * Resides in the United States. * Anyone who considers themselves in general good health. Exclusion Criteria: * Anyone with pre-existing chronic conditions that would prevent participants from adhering to the protocol, including oncological, psychiatric disorders, and history of illness in the last three months. * Anyone who has gotten a hair chemical treatment (e.g., keratin, dyeing, bleaching, perms) in the last month. * Is currently undergoing or planning to undergo any significant medical procedures during the study period. * Currently taking any prescription medication for hair loss. * Currently has hair in any protective styles such as braids, cornrows, or singles. * Anyone with any conditions that affect the hair or scalp (e.g., alopecia areata). * Anyone with any allergies or sensitivities to any of the study product ingredients. * Any women who are pregnant, breastfeeding, or trying to conceive (or who will be at any point during the study period). * Anyone unwilling to follow the study protocol. * Anyone with a history of substance abuse.