Soy Facts: Illustrated Infographics

soy for women's health soy protein for muscle development and recovery

Get the facts on these frequently asked soy topics, including:

These “snackable” infographic two-sided cards are available for dietitians, healthcare professionals, sports and fitness trainers, and others upon request.

Protein Quality Comparisons

PDCAAS values for common proteins

Soy in the Diet

Soyfoods can play an important part in a healthy, well-balanced diet to nourish the body with high-quality protein similar to animal protein but low in saturated fat and cholesterol free. Studies confirm that soyfoods boost health at all ages! Whether your clients are interested in being more heart healthy, wanting to lose weight, or seeking healthful snacks, soyfoods can fit into every lifestyle.

Make sure you know the scientific facts before talking to your clients.

The USDA recognizes the important role that soyfoods play in the diet for many health-conscious and culturally sensitive individuals.

some facts about soy

Clearing Up Confusions Over Soy

The Academy of Nutrition and Dietetics SCAN DPG released a fact sheet with some facts about soy to share with your clients. Download it here.

Latest Research

Here are some of the most-requested articles on trending topics:

For summaries of the latest research articles, click here.

Key Facts to Know

Soy protein is the only high-quality plant protein with all nine essential amino acids for muscle growth and recovery, making it equivalent to animal protein. It?s a lean, green, protein machine.
  • Soy is beneficial for athletic performance and muscle recovery, and is rich in antioxidant compounds that may help reduce oxidative stress associated with exercise. Soy protein provides an ?intermediate? rate of amino acid release, and when combined with other proteins, such as whey and casein, offers a sustained delivery of amino acids to muscles.i? Learn more in this SCANNERS article, The Role of Soy in the Performance of Active and Athletic Americans.
  • Phytoestrogens?isoflavones in soy and other plants?have beneficial antioxidant properties. They are the source of much past confusion over soy safety; however, research confirms their safety in humans. Phytoestrogens are structurally similar to estrogens, but act differently and are much weaker.ii, iii? In humans, studies show soy isoflavones may improve the health of arteries, prevent certain cancers including breast and prostate cancers, and reduce menopausal symptoms.iv
  • The FDA says 25 grams of soy protein a day (2-3 servings), as part of a diet low in saturated fat, may reduce the risk of heart disease. ?A serving is: 1 cup soymilk or cultured soymilk ?yogurt?; 1/2 cup cooked soybeans, edamame, tempeh or tofu; 1/3 cup soynuts; a soy-based protein bar; or a veggie burger.v

Help your clients reach their nutrition goals by including high-quality soy protein throughout the day with the Simply Soyfoods Quick and Easy Recipes booklet or with hundreds of fun recipe ideas on Pinterest.


i Reidy PT, Walker DK, Dickinson JM, et al. Protein Blend Ingestion Following Resistance Exercise Promotes Human Muscle Protein Synthesis. J Nutr. 2013;143: 410-416.
ii Sacks F, Lichtenstein A, Van Horn L, Harris W, Kris-Etherton P, Winston M, AHA Science Advisory: Soy Protein, Isoflavones, and Cardiovascular Health.
iii USDA. Soy Phytochemicals: Chemistry, Analysis, Processing and Health Impacts
iv Kang J, Badger T, et al. Non-isoflavone Phytochemicals in Soy and Their Health Effect. J. Agric. Food Chem. 2010, 58, 8119?8133.
v AICR Foods that Fight Cancer, Soy,, Accessed July 10, 2014.