Table of Contents
How can I increase my IGF?
Central levels of IGF-I can be increased directly, by administering IGF-I, or indirectly by blocking the insulin-like growth factor binding proteins (IGFBPs). The IGFBP family has the unique ability to regulate IGF-I levels by sequestering IGF-I into an inactive complex.
What stimulates IGF-1 production?
IGF-1 is produced primarily by the liver. Production is stimulated by growth hormone (GH). Most of IGF-1 is bound to one of 6 binding proteins (IGF-BP).
Does fasting increase IGF-1?
Fasting caused an increase in serum GH levels, no significant change in serum GHBP levels, and a decrease in serum IGF-1 levels. In the growth plate, both GH receptor mRNA levels and IGF-1 mRNA levels were increased by fasting.
Does sugar increase IGF-1?
Refined carbohydrates, like white flour, white rice, and sugars can raise IGF-1 levels, because they cause rapid increases in insulin levels, leading to increases in IGF-1 signaling.
What cell type does IGF-1 directly stimulate?
Insulin-like growth factor type 1 (IGF-1) stimulates mesenchymal stem cell differentiation to osteoblasts.
Does Chicken increase IGF-1?
The major sources of animal protein, including milk, fish, and poultry, but not red meat, as well as total vegetable protein, were associated with an increase in IGF-I levels.
How can I increase my IGF-1 levels?
Eating enough high-quality protein is critical if you want to increase your IGF-1 levels. Research shows that low protein intake is associated with a major reduction in IGF-1 (69). Meanwhile, high-protein diets can increase IGF-1 levels (66-67, 71-72).
Does protein intake affect IGF-1?
Research shows that low protein intake is associated with a major reduction in IGF-1 (69). Meanwhile, high-protein diets can increase IGF-1 levels (66-67, 71-72). Animal protein and red meat in particular has been shown to increase IGF-1 concentrations (68, 70).
What foods are high in IGF-1?
Animal protein and red meat in particular has been shown to increase IGF-1 concentrations (68, 70). It’s important to keep in mind that muscle meat (chicken breasts, lean beef) shouldn’t be your only source of animal protein. Our ancestors didn’t eat this way, so neither should we.
What is IGF-1 and how does it affect muscle growth?
IGF-1 is an entirely natural hormone that your body produces that aids in muscle growth. When you are born, you already have a high amount of IGF-1 coursing through you, which explains why you grow so much and so quickly when you’re a child. IGF-1 plays a crucial role in the massive changes the body goes through during puberty as well.