That decline correlates with slower wound healing, thinner skin, and reduced regenerative capacity
People with a prior history of gastrointestinal problems and aged individuals are more likely to suffer from intense stomach cramps and severe diarrhoea after taking high doses of vitamin B. Most people are able to get enough vitamin B12 from their diets, however, occasionally when running low, supplements or B12 injections may be recommended
The injection helps bypass the digestive system, allowing for faster absorption and more immediate results compared to oral supplements
Linus Pauling Institute Oregon State University Updated in March 2003 by: Jane Higdon, Ph.D
Various types of supplements are also available depending on your preferences, including oral capsules, nasal sprays, and liquid drops