Thyroid and testosterone production

How does your thyroid status affect your androgen levels? The thyroid produces two hormones, namely T4 and T3. T4 is converted to T3 via the deiodinases enzyme and T4 levels are always higher than T3 levels. T4 is just considered as a pro-hormone, as it’s converted to T3, which is the active hormone. T3 binds with…

Vitamin D, the steroid vitamin

Vitamin D is actually a hormone (steroid) and not a vitamin, as our bodies can synthesize vitamin D from UVB rays from the sun and convert it into its active form which then acts as a hormone in the body. It’s very difficult to get all our vitamin D from food sources alone, and we…

Vitamin A for building muscle and losing fat

Vitamin A is a fat-soluble vitamin that directly affects muscle growth. The process on hypertrophy, muscle protein synthesis, the multiplication of new cells, requires vitamin A. Vitamin A deficiency affects iron mobilization and impairs red blood cell synthesis, leading to a low red blood cell count. This negatively affects your endurance as well as recovery ability…

Vitamin A: steroidogenesis, anti-estrogen and prolactin

Another fat-soluble vitamin that directly affects steroidogenesis and muscle building, and the decrease of estrogen and prolactin while boosting your well-being and mood is vitamin A (retinol). It also helps with eyesight (clear sight), night blindness and is anti-dry eyes. It is also very important for brain function such as maintaining neuronal plasticity and cognitive…