Vitamin D is not a problem when here in Singapore sunlight will take care of it

Collagen isn’t useful. You can’t regenerate it.

Get a general vit that covers a wider spectrum

Lots of people have vitamin c deficiency

Fish oil is multivitamin so better lah

started off with fish oil first so

I think fish oil and vitamin c

Fish oil has lots of benefits

Alot of nutritional value...

Multi vitamins and vitamin D