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Our Consumer Affairs Department is available
Monday – Friday, 8am to 2pm (Pacific Time):


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360 E. 1st Street #4180
Tustin CA 92780

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Got a question? We’d love to help.

Explore expert answers to some of the most frequently asked nutrition questions.

What are 3 reasons the vitamins and dietary supplements are important?

Vitamins are essential for growth and development. One key nutrient is vitamin D, which helps build strong bones and aids in growth and development. ... Minerals can affect motor and cognitive development. ... Vitamins and minerals boost your immune system.

How many essential vitamins do our bodies need?

The human body needs 13 essential vitamins. They are vitamins A, C, D, E, K, and the B vitamins: B1 (thiamine), B2 (riboflavin), B3 (niacin), B5 (pantothenic acid), vitamin B6, vitamin B7 (biotin), vitamin B9 (folate) and vitamin B12.

What are the benefits of taking multivitamins?

Multivitamins are intended to be used as part of an overall healthy lifestyle. They can help fulfil the nutritional needs in the diet to support people in getting the recommended daily amounts of key vitamins and minerals needed each day. Take multivitamins as part of a healthy diet and exercise routine.

Where do you manufacture your products?

SUNBOX Nature's own production facility, located in California, USA, meets modern quality standards for safety and quality management standards in accordance with ISO 22000, has passed NSF (American National Public Health and Safety Agency) certification and received GMP (Good Manufacturing Practice), which allows us to remain a leader in the safety and quality of nutraceutical products.

What’s the history of SUNBOX Nature's®?

Based on science and commitment to quality, SUNBOX Nature Biotechnology Company was founded in California, USA in 1995.

Is it harmful to take outdated/expired vitamins or supplements?

We recommend that the product not be used after the expiration date. All our products are assigned an expiration date, which is based upon extensive stability studies. The product is usable until the last day of the month noted on the package.

Are dietary supplements regulated under the FDA?

Dietary supplements are regulated under the FDA through the DSHEA (or the Dietary Supplement Health & Education Act of 1994).