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Special vitamin B12 requirements during pregnancy, breastfeeding and in old age Pregnant women and breastfeeding mothers also have a higher requirement and must pay particular attention to getting enough vitamin B12, preferably through their normal diet

Best storage after opening: Refrigerate in airtight container Use desiccant packet to absorb moisture Minimize air exposure (don't leave open) Use clean, dry utensils when measuring Shelf life after opening: Refrigerated with desiccant: 12-18 months Room temperature sealed: 6-12 months Room temperature frequently opened: 3-6 months Signs of powder degradation: Color change (darker, greenish tint) Clumping (moisture absorption) Loss of fine powder texture Reduced effectiveness when used Preventing degradation: Store in amber glass jar or opaque container Add silica gel desiccant packet Keep refrigerated after opening Never use wet measuring tools Seal immediately after measuring Temperature and copper peptide stability Understanding how temperature affects copper peptides helps you make informed storage decisions

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The total polyphenol amount was about 105 mg GAE/100 ml of extract which is threefold higher than the total polyphenol concentration in Crataegus monogyna evaluated in the same study [14]