Soy linked to improved appearance of human skin, hair and nails
Add “beauty from the inside out” to the growing list
of benefits attached to soy protein. Already recommended by doctors
for health advantages – including weight management, menopause
relief, heart disease reduction and bone health support – research
now shows that the consumption of soy protein, which is rich in
soy antioxidants, can improve the appearance of skin, hair and
Many elements can adversely affect the appearance of skin complexion,
induce wrinkles and cause thinning hair and brittle nails, from
aging and hormonal changes to lifestyle factors like sun exposure,
smoking, poor diet and stress.
The American Academy of Anti-Aging Medicine reports that individuals
over the age of 50 spend approximately $44 billion annually to
augment their looks and avoid these physical signs of ageing.
Now, in addition to smart protective steps like using sunscreen
and avoiding smoking, consuming protein- and antioxidant-rich
foods such as soy can positively impact the health of skin, hair
This first study to examine the link in humans between soy consumption
and beauty was conducted by board-certified dermatologist Dr.
Zoe Draelos, MD and confirms that soy can fight the signs of aging.
Previous laboratory and topical studies have shown that soy can
stimulate collagen production while preventing collagen breakdown.
All of the 40 participants, ages 50 to 65, had mild to moderate
photoaging and were not regular soy consumers. For the duration
of six months, the women in the study either consumed one Soy
shake or were part of the control group and received no dietary
intervention. The study results were based both on subjective
self-analysis by the women and on thorough objective dermatologic
The results of the study were as follows:
93% of women showed improvements in skin. Skin flaking and
discoloration were reduced after 3 months, while reductions
in skin wrinkling were seen after 6 months of daily soy consumption.
Significant improvements in hair roughness, dullness, manageability
and overall assessment were seen after 6 months of daily soy consumption.
There were also significant improvements in nail roughness, ridging,
flaking, splitting and overall appearance were seen after 6 months