Bio nutrition 7-keto dha 50 mg. Dietary supplement helps reduce body fat and increases lean muscle. A pre-converted form of dhea, 7-keto is considered by some as safer than traditional dhea supplements. Taking one of these 50 vegetarian capsules twice daily with water before a meal may support hormonal balance and thyroid health. Other potential benefits of this sugar-free and salt-free supplement include improving memory and brain function and stimulating the immune system. This product contains no wheat, corn, soy or yeast.