Frequently Asked Questions

Everything you need to know about shopping at 21st Century Vitamins.

How long does shipping take for my order?

Standard shipping typically takes 3-5 business days within the continental United States. International shipping times vary by location but generally range from 7-14 business days.

What is your return policy?

We offer a 30-day return policy for all unworn and unwashed items with original tags attached. Simply visit our returns portal to generate a prepaid shipping label.

Are your products ethically sourced?

Yes, we prioritize sustainability and ethical manufacturing. All of our garments are produced in certified facilities that ensure fair wages and safe working conditions.

How do I know which size to order?

Each product page includes a detailed size guide with specific measurements. If you are between sizes, we recommend sizing up for a more relaxed fit or sizing down for a tailored look.

What payment methods do you accept?

We accept all major credit cards (Visa, Mastercard, American Express), PayPal, Apple Pay, and Google Pay. We also offer interest-free installments through Klarna and Afterpay.

How can I track my package?

Once your order has shipped, you will receive an email confirmation with a tracking number and a link to monitor your delivery status in real-time.