Category Archives: Stress

Chronic Versus Acute Stress

Stress is an often misused and misunderstood term as it has passed from the scientific terminology to the mainstream. Stress is defined as a change to the environment that causes the organism to move outside of its normal homeostatic control, … Continue reading

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L-Theanine to Reduce Stress

L-theanine is a non-essential amino acid that is found in tea leaves in high concentrations. L-theanine passes across the blood brain barrier easily and in the brain it can have physiological effects. In particular, L-theanine is known to block the … Continue reading

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L-Ornithine and Stress

Ornithine is a non-essential amino acid that is not incorporated into protein. Although ornithine is present in a number of foods, the amount is relatively small and probably nutritionally unimportant. Supplements of ornithine are available and research suggests they may … Continue reading

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L-Lysine and L-Arginine and Cortisol

Supplementation with L-lysine has been shown to reduce anxiety in humans. This is interesting as L-lysine does not directly become converted to neurotransmitters, which is the case for some other amino acids such as L-tyrosine and L-phenylalanine. Therefore the anti-anxiety … Continue reading

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L-Tyrosine Supplements

L-tyrosine is an amino acid that is used by the cells to synthesise adrenaline and noradrenaline using the tyrosine hydroxylase enzyme pathway. This pathway maintains adequate stores of adrenaline and noradrenaline, particularly in nervous tissue. Stress depletes the body of … Continue reading

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Can Stress Be Good For The Health?

Stress is often considered detrimental to the health and this can be true. Certainly chronic stress that becomes unmanageable is the cause of detrimental health outcomes. However, stress is a requirement of all life as it is the stress applied … Continue reading

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Glycine and L-Theanine for Rest and Focus (The NMDA Receptor)

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Stress Reducing Effects of Matcha Tea

Matcha tea is a variety of green tea that is grown under particular conditions. During growth the plant is shaded, and this is thought to increase the concentrations of certain beneficial biochemicals within the plant tissues. Matcha is thought to … Continue reading

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Maca (Lepidium meyenii): Pharmacology Part 4

Maca (Lepidium meyenii) may be an anti-stress compound. Evidence from studies suggests that maca may reduce the negative effects of stress including reductions in stress compounds such as corticosterone in animals and cortisol in humans. By reducing stress hormones, maca … Continue reading

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Selenium and Vitamin C: The Stress Connection

A number of nutrients are associated with protection from chronic stress. The basis for this differs between nutrients, but one category of anti-stress nutrients may function through an antioxidant mechanism. Both selenium and vitamin C are important nutrients required for … Continue reading

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