A healthy immune system is particularly important during the winter months when people are more likely to spend time indoors in close quarters with others, increasing the risk of illness
& Steinberg, D
If you have any sort of GI issue (GERD, reflux, SIBO/SIFO, yeast problems, chronic constipation, etc.) you will have problems taking oral forms of vitamin B12
Strengths of Hyaron: deep skin hydration at all skin layers improved skin tone and structure no allergic reactions and other side effects stimulation of body's own production of essential components of the extracellular matrix fast and easy correction of age-related changes in the skin high viscosity of the gel ensures long effect duration effective in diminishing skin imperfections (acne scars, rosacea, pigmentation) Scope of Hyaron : dull, dry, and dehydrated skin early signs of aging (wrinkles, folds, loss of elasticity, and sagginess) damaged skin due to excessive UV exposure and cosmetic treatment acne scars and other skin defects (rosacea, stretch marks) undesired skin pigmentation preparation for and rehabilitation after plastic surgery and deep chemical peels The esthetic effect lasts from 6 to 12 months

Its chemistry favours the skin, not the needle: the ProCyte hair-growth patents note that copper tripeptides with hydrophilic residues AHKs lysine are preferred for topical delivery because they permeate skin, while hydrophobic residues are preferred for injection [5]
Professional liability considerations are important, as the use of non-FDA approved compounds may carry different legal risks compared to approved medications