How much Vitamin C serum should I use to achieve optimal results in my skincare regimen? Is there a specific quantity that is universally recommended, or does it vary based on individual skin types and conditions? Perhaps the texture of the serum, alongside its concentration, plays a pivotal role in determining the appropriate amount to apply. Should I consider factors such as the other products I use in conjunction with the serum? Furthermore, how frequently should I apply it? Would using too little yield inconsequential effects, while utilizing too much lead to potential irritation or adverse reactions? Additionally, is there a distinction in application techniques—such as layering or mixing with moisturizers—that might influence the effective dose? Ultimately, what considerations should I keep in mind in terms of absorption, efficacy, and potential wastage while aiming for that perfect balance in my daily routine?