Expiration Our products are potent and made fresh, they have a 35-45 day shelf-life because we like to minimize the use of extra preservatives
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clinical work used GHK-Cu in the ~0.1% topical range
While deficiencies take time to develop, people with gastrointestinal disorders, low stomach acid (common with aging), or those following vegan or vegetarian diets may struggle to get enough B12
If anxiety or low mood is accompanied by unusual fatigue, tingling or numbness, pallor, tongue changes, or cognitive difficulties, B12 deserves a place on the differential
We need it to keep our nerves and blood cells healthy