Verification of breast enhancement effect by a lesser yam extract-containing food combined with self-applied massage

JRCT ID: jRCTs031200353

Registered date:09/02/2021

Basic Information

• Recruitment status: Complete
• Health condition(s) or Problem(s) studied: Healthy adult
• Date of first enrollment: 09/02/2021
• Target sample size: 30
• Study type: Interventional
• Intervention(s): To take 2 tablets a day with a glass of cold or tepid water, and practice a 5 minute-self-massage once a day after bath.

Outcome(s)

Primary Outcome

(1) Measurement of bust-top circumference, under-bust circumference, bust-top height (length from the floor when she is lying down)
(2) Subjective evaluation

Key inclusion & exclusion criteria

• Age minimum: >= 20age old
• Age maximum: <= 48age old
• Gender: Female

Include criteria

(1) Healthy adult women from 20 to 48 y.o.
(2) Subjects whose bust cup sizes are categorized in the range from A to C
(3) Subjects who eat meals more than twice a day
(4) Subjects who can engage themselves in the assigned self-massage everyday for the whole test period

Exclude criteria

(1) Subjects whose BMI scores are over 30 or under 20
(2) Subjects who have ever taken any medical cosmetic treatments (ie, breast augmentation, hyaluronic acid injection) around the assessment areas, or are planning to take those during the test periiod
(3) Subjects who have ever taken any esthetic treatments or practices around the assessment areas in the last 4 weeks before the commencement, or are planning to take those during the test period
(4) Subjects who have changed their supplements or cosmetics which might affect the assessment areas in the last 4 weeks before the commencement, or are planning to newly start using those during the test period

Related Information

• Primary Sponsor: Miyata Akinobu
• Source(s) of Monetary Support: EC Studio, Inc.